JPH09231817A - Luminaire for connection - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate the fixing order of frame bodies to be connected and fixed to enhance the connection work. SOLUTION: A luminaire for connection has a luminaire main body 1 having an opening 1a on the lower surface and a frame body 2 arranged on the opening 1a side of the luminaire main body 1 and having a side frame part 2a fixed along the lower edge on both side surfaces of the luminaire main body 1, and the side frame part 2a of the frame 2 is brought into contact with a side frame 2a of a frame body 2 adjacently arranged at their edges for connecting and fixing. A cut-out hole 2b is formed in the connection direction of the frame body 2 from the edge in the corner facing the opening 1a on the luminaire main body 1 of the edge of the side frame part 2a of an adjacent one frame body 2, an erected piece 2c is formed at the side circumferential edge of the cut-out hole 2b, a fitting piece 2d which is the same shape as the cut-out hole 2b and fit to the cut-out hole 2b in the state that the side frame parts 2a are arranged in a straight line is formed at the edge of the side frame part 2a of the other frame body 2, and a contact piece 2e coming in contact with the erected piece 2c is formed at the side edge of the fitting piece 2d.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting fixture for connection, and more particularly to a lighting fixture for connection in which a plurality of frame bodies are connected and mounted on the opening side of the main body of the equipment.

[0002]

2. Description of the Related Art FIGS. 6 and 7 show a main part of a conventional connecting luminaire. This connecting luminaire is a ceiling-embedded luminaire, and is mainly composed of a main body 1 of the luminaire. The frame 2, the panel 3, and the backing plate 4 are provided.

The instrument main body 1 is made of sheet metal and is formed in a substantially box shape having an opening on the lower surface side. A plurality of instrument main bodies 1 are provided in a long embedding hole provided on the ceiling. The side walls in the direction are opposed to each other and are connected to each other, and the openings of the plurality of instrument main bodies 1 are communicated with each other to form an opening slightly smaller than a long embedding hole provided in the ceiling. Also, on the inner surface side of both side walls perpendicular to the connecting direction of the instrument body 1,
A support portion for mounting the frame body 2 is provided so as to project on the inner surface side of the instrument body 1, and a lamp and its lighting circuit parts are housed in the space inside the instrument body 1.

The frame body 2 is provided with a pair of side frame portions 2a arranged in parallel along the open ends on both side surfaces of the instrument body 1 which is connected and attached, and the shape thereof is substantially square in plan view. The plate-shaped panel 3 formed of a light-transmissive member is held inside the substantially rectangular shape. Then, the plurality of frame bodies 2 are attached to the instrument body 1 by a support spring (not shown) so that the end portions of the side frame portions 2a are brought into contact with each other and the lower surface side is exposed to the ceiling lower surface. The outer side of the side frame portion 2a of the frame body 2, which is the side opposite to the opening side of the instrument body 1, is configured to substantially contact the lower surface of the ceiling outside the embedding hole. In addition, the side frame portion 2 of the frame body 2
a is formed in a substantially U-shape whose cross section is open to the ceiling surface side which is the upper side, and the plurality of frame bodies 2 have side frame portions 2a thereof.
So as to be aligned on a straight line, inside the substantially U-shaped inside of the side frame portion 2a of the one frame body 2 to be coupled, so as to project from the side frame portion 2a in the coupling direction of the frame body 2 Is inserted, and the side frame portion 2a of the other frame body 2 is attached from the lower side of the baffle plate 4 to be connected.

[0005]

However, in the connecting luminaire constructed as above, the frame 2 is
In order to mount the side frame portions 2a so as to be aligned on a straight line, a baffle plate 4 is required as a separate component from the frame body 2 when the frame bodies 2 are connected and mounted, and the number of components is increased. Since the plate 4 is provided by being inserted above the side frame portion 2a of the adjacent one frame body 2 so as to project toward the side frame portion 2a side of the other frame body 2, the plate 4 must be installed when the frame body 2 is mounted. , The one frame 2 with the baffle plate 4 attached to the instrument body 1 first,
After that, it is necessary to attach the other frame body 2 to the instrument body 1 so that the holding plate 4 is fitted to the side frame portion 2a,
There is a problem in that the frame 2 to be connected and attached has an order of attachment, resulting in poor workability.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a connecting luminaire in which the frame to be connected and mounted does not have to be attached in order to be easily installed. is there.

[0007]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention provides a device main body 1 having an opening 1a on the lower surface and an opening 1a of the device main body 1 according to the first aspect of the invention. And a frame body 2 having side frame portions 2a mounted on the sides and mounted along the lower ends of both side surfaces of the instrument body 1, and the side frame portions 2a of the frame body 2 are arranged adjacent to each other. A lighting fixture for connection, which is connected and mounted by abutting the side frame portion 2a and the end portion of the frame body 2 to each other, and from the end portion of the side frame portion 2a of one adjacent frame body 2 to the end portion. A cutout hole 2b is provided in the connecting direction of the frame body 2, a rising piece 2c is provided at a side peripheral end of the cutout hole 2b, and a side frame portion 2a of the other frame body 2 is provided.
The cutout hole 2b having the same shape as the cutout hole 2b and the side frame portions 2a arranged in a straight line at the end of the cutout hole 2b.
Is provided with a fitting piece 2d, and a contact piece 2e that comes into contact with the rising piece 2c is provided at a side end portion of the fitting piece 2d.

[0008] According to the second aspect of the present invention, a first aspect is provided.
In the connecting lighting fixture described, the cutout hole 2b and the fitting piece 2d face the corners of the side frame portion 2a of the frame body 2 and face the opening 1a side of the fixture body 1. In the invention according to claim 3, which is provided at a corner portion, in the connecting lighting device according to claim 1, the cutout hole 2b and the fitting piece 2 are provided.
and d are respectively provided at the end portions of the side frame portions 2a of the frame body 2 and substantially at the center in the width direction of the side frame portions 2a which is perpendicular to the connecting direction of the frame bodies 2. To do.

According to the invention of claim 4, claim 3
In the connecting lighting device described above, the notch hole 2b and the fitting piece 2d are each formed to have a wide portion on the inner side than the end side of the side frame portion 2a of the frame body 2. It is characterized by.

According to a fifth aspect of the present invention, in the connecting luminaire according to one of the first to fourth aspects, the rising piece 2c and the contact piece 2 are provided.
One of the contacting surface side of e and the protruding portion 2f protruding to the other side
And a concave portion 2 that engages with the convex portion 2f.
g is provided.

[0011]

1 and 2 show a first embodiment of a connecting lighting device according to the present invention, which is a ceiling-embedded lighting device. In addition, it is configured to mainly include the instrument body 1, the frame body 2, the panel 3, and the reflection plate 5.

The instrument body 1 is made of sheet metal and is formed in a substantially box shape having a rectangular opening 1a on the lower surface side.
A plurality of instrument main bodies 1 are connected and connected to a long embedding hole 6a provided in the ceiling 6 with their one-sided side walls facing each other, and the openings 1a of the plurality of instrument main bodies 1 are communicated with each other. Inside the long embedding hole 6a, at least at the lower end surface of the ceiling 6, a continuous opening having substantially the same size as the embedding hole 6a is formed. Further, on the inner surface sides of both side walls in the direction perpendicular to the connecting direction of the instrument body 1, support portions 1b for mounting the frame body 2 are provided so as to project on the inner surface side of the instrument body 1. Further, the lighting circuit component 7 is mounted on the upper surface of the fixture body 1, the reflector 5 is mounted on the lower surface side of the opening 1a, and the plurality of lamps 8 are further housed on the opening 1a side. Has been

The frame 2 is provided on the side of the opening 1a of the instrument body 1 which is connected and attached, and includes a pair of side frame portions 2a which are mounted in parallel along the open ends of both sides of the instrument body 1. Thus, the plate-like panel 3 formed of a light-transmissive member is held inside the substantially square V-shape when viewed in plan. Then, the plurality of frame bodies 2 bring the end portions of the side frame portions 2a into contact with each other,
The support spring 2h is attached to the support portion 1b of the instrument body 1 so that the lower surface side is exposed to the lower surface of the ceiling 6, and the side frame portion 2a of the frame body 2 is opposite to the opening 1a side of the instrument body 1. The outer side is substantially in contact with the lower surface of the ceiling 6 outside the embedding hole 6a. In addition, the side frame portion 2 of the frame body 2
The a is formed in a generally U-shaped gutter shape whose cross-section is open to the ceiling 6 surface side, and its end contacts the end of the side frame part 2a of the adjacent frame body 2. In order to prevent the member which connects the side frame portions 2a in a substantially square shape from being exposed to the lower side of the panel 3, on the side of the opening 1a of the instrument body 1 of the connecting portion of the frame body 2 which is connected and attached. The member is provided on the upper side of the mounting surface of the panel 3 or has a narrow width so as to be inconspicuous even on the lower side of the panel 3.

The one frame body 2 to be connected and attached by bringing the end portions into contact with each other is the end portion of the side frame portion 2a and is the frame body 2
A notch hole 2b is provided at both corners of the side frame portion 2a facing the opening 1a side of the instrument body 1 in the connecting direction of the frame body 2 from this end, and a side circumference extending in the connecting direction of the notch hole 2b. The rising piece 2c is provided at the end, that is, at the side peripheral edge extending in the connecting direction of the residual piece 2k having the cutout hole 2b formed therein. In addition, the other frame body 2 is formed by cutting the side frame portion 2a of the one frame body 2 at both end portions of the side frame portion 2a that face the opening 1a side of the instrument body 1 of the side frame portion 2a. Notch hole 2
A fitting piece 2d, which has the same shape as that of b, is fitted in the cutout hole 2b in a state where the side frame portions 2a are aligned in a straight line so that a substantial gap is not formed, is provided.
A contact piece 2e that comes into contact with the rising piece 2c is provided at the side peripheral edge extending in the connecting direction.

In the frame body 2, the fitting piece 2d is inserted into the notch hole 2b, and the rising piece 2c and the contact piece 2e are brought into contact with each other, so that there is substantially no gap in the connecting portion of the frame body 2. As described above, the side frame portion 2a is attached to the instrument main body 1 with the end portions of the side frame portion 2a brought into contact with each other. That is, the side ends 2a of the two adjacent frame bodies 2 are connected by abutting the end portions of each other. Therefore, by inserting the fitting piece 2d into the cutout hole 2b as far as it goes, The residual piece 2k, which is the end of the body 2 and has the cutout hole 2b, is provided with a fitting piece 2d at the end of the other frame 2 on the side opposite to the opening 1a side of the instrument body 1. It is configured so as to be fitted to the notch-shaped portion 2m formed as a result. In addition, the remaining pieces 2 of the pair of side frame portions 2a of the one frame body 2
k is positioned outside the pair of fitting pieces 2d of the side frame portion 2a of the other frame body 2 with respect to the opening 1a of the instrument body 1,
The pair of fitting pieces 2d are connected so as to sandwich them from the outside.

With such a configuration, in the connecting lighting device according to the present embodiment, in the connecting portion between the frame bodies 2 to be connected, the other is formed in the notch hole 2b provided in one frame body 2 Since the fitting pieces 2d of the frame body 2 are inserted and have the same shape, the frame bodies 2 can be connected and mounted so as to be aligned in a straight line without a gap without using another component such as a holding plate. As a result, the appearance can be improved, the number of parts and the number of construction steps can be reduced, the workability can be improved, and the cost can be reduced. Further, the cutout hole 2b of the one frame body 2 and the fitting piece 2d of the other frame body 2 can be formed at the corners of the side frame portions 2a and are easily processed, and have the same shape in plan view. The one frame body 2 and the other frame body 2 can be connected by abutting the ends by moving one of the frame bodies 2 in the direction perpendicular to the opening 1a of the instrument body 1 and attached to the frame body 2. The order is eliminated and the workability is improved. Further, the fitting piece 2 of the pair of side frame portions 2a of the other frame body 2
The pair of abutting pieces 2e provided in d are the openings 1 of the instrument body 1.
Since the pair of rising pieces 2c provided on the pair of side frame portions 2a of the one frame member 2 are in contact with and sandwiched by the pair of rising pieces 2c from the side opposite to a, the rising pieces 2c are formed.
Due to the friction between the contact piece 2e and the contact piece 2e, the frame body 2 is less likely to be displaced, and a gap is less likely to be formed in the connecting portion of the frame body 2 during use.

FIG. 3 shows an essential part of a second embodiment of a connecting lighting device of the present invention. The difference from the first embodiment is that the connecting lighting device is abutted and connected. The notch hole 2b formed at the end of the side frame portion 2a of one frame body 2 and the fitting piece 2d are provided on the center side in the width direction of the side frame portion 2a which is perpendicular to the connecting direction of the frame bodies 2. Provided, rising piece 2
c and the contact piece 2e, the cutout hole 2b and the fitting piece 2
They are provided on both sides of d in the width direction, and the other parts are configured similarly to the first embodiment.

With this configuration, in the connecting lighting device according to the present embodiment, in addition to the effect of the first embodiment, the connecting portion of the frame body 2 has
Since there are four rising pieces 2c and four abutting pieces 2e, and they abut and are connected to each other,
Due to the friction between them, the resistance against the displacement of the frame body 2 increases, and it becomes more difficult to form a gap in the connecting portion of the frame body 2.

FIG. 4 shows an essential part of a third embodiment of the connecting lighting device of the present invention. The difference from the second embodiment is that the connecting lighting device is abutted and connected. The notch holes 2b formed at the ends of the side frame portions 2a of the two frame bodies 2 and the fitting piece 2d are formed such that their shapes are wider in the width direction at the back side than at the end sides of the side frame portions 2a. A wide portion is formed in the second embodiment, and the other parts are configured in the same manner as in the second embodiment.

With this structure, the same effects as those of the second embodiment can be obtained, and in addition to that, the frame body 2 has a back side even if a force is applied in its connecting direction. Since the fitting piece 2d having the wide portion formed wider than the end side does not come off in the connecting direction from the notch hole 2b which is formed in the same shape and engages, pulling in the connecting direction. On the other hand, the frame body 2 is prevented from being displaced, and it becomes more difficult to form a gap in the connecting portion of the frame body 2.

FIG. 5 shows an essential part of a fourth embodiment of the connecting luminaire of the present invention. The difference from the first embodiment is that it is abutted and connected. One of the contact surfaces of the rising piece 2c and the contact piece 2e formed at the end of the side frame portion 2a of one frame body 2 is provided with a convex portion 2f projecting to the other side, and the other convex portion 2f is provided on the convex portion 2f. It is the same as the first embodiment except that a concave portion 2g is provided. This convex portion 2f rises due to the elasticity of the frame body 2 when the frame body 2 is connected and the contact piece 2e.
The protrusion allowance is set so that it can be engaged with the recess 2g by passing between the contact surfaces between the two.

Even with this structure, the same effect as that of the first embodiment can be obtained, and in addition to that, the convex portion formed on one of the contact surfaces of the rising piece 2c and the contact piece 2e. Since 2f is engaged with the recessed portion 2g formed on the other side, even if a force is applied to the frame body 2 in the connecting direction and in the vertical direction perpendicular to that direction, the frame body 2 is It becomes difficult to shift in either direction, and it becomes more difficult to form a gap in the connecting portion of the frame body 2.

In each of the above-mentioned embodiments, the luminaire in which one frame 2 is attached to one luminaire body 1 has been exemplified, but the present invention is not limited to this. The instrument main body may be formed to have a large size, and a plurality of frame bodies may be attached to one instrument main body. Further, in each of the above-described embodiments, the panel 3 in which the frame body 2 is formed of the translucent member on the opening 1a side of the instrument body 1
However, the present invention is not limited to this, and a louver or the like may be attached, for example.

[0024]

As described above, according to the invention as set forth in claim 1, since it is configured as described above, in the connecting portion between the frame bodies to be connected, the notch hole provided in one frame body is provided. Since the fitting pieces of the other frame are inserted and they have the same shape, the frame can be connected and mounted so as to be aligned in a straight line without a gap without using another part such as a retaining plate. The appearance can be improved, the number of parts and the number of construction steps can be reduced, and the workability is improved. Further, since the cutout hole of the one frame body and the fitting piece of the other frame body have the same shape in a plan view, one of the frame body and the other frame body is one of the openings of the instrument body. If it is moved in the vertical direction, the ends can be brought into contact with each other to be connected, the order of attachment to the frame is lost, and the workability is improved. Moreover,
The pair of abutting pieces provided on the fitting pieces of the pair of side frame parts of the other frame body, from the side opposite to the opening of the instrument body 1, the pair provided on the pair of side frame parts of the one frame body. Since the abutting piece is made to contact and is sandwiched by them, the frame body is unlikely to shift due to the friction between the rising piece and the abutting piece, and a gap is formed in the connecting portion of the frame body during use. Less likely to occur.

According to the second aspect of the present invention, there is provided the first aspect.
In addition to the effects of the described invention, it is easy to process because it can be formed at the corner portion of the side frame portion.

According to the invention of claim 3, claim 1
In addition to the effects of the invention described above, there are four rising pieces and four abutting pieces in the connecting portion of the frame body, and since they are abutted and connected to each other, friction between them is caused. As a result, the resistance against the displacement of the frame body increases, and it becomes more difficult to form a gap in the connecting portion of the frame body.

According to the invention of claim 4, claim 3
In addition to the effects of the invention described above, the frame body has a fitting piece having a wide portion whose width is wider on the back side than on the end side, even if force is applied in the connecting direction. Since it does not come off in the connecting direction from the notch hole formed in and engaged with the frame body, the frame body is prevented from being displaced due to the pulling in the connecting direction, and it becomes more difficult to form a gap in the connecting portion of the frame body.

According to the invention of claim 5, in addition to the effect of the invention of one of claims 1 to 4, one of the surfaces of the rising piece and the abutting piece contacting each other. Since the convex portion formed on the other side engages with the concave portion formed on the other side, the frame body may be subjected to a force in the connecting direction or in the vertical direction perpendicular to the connecting direction, whichever of them is applied. It is also difficult to shift in the direction, and it becomes more difficult to form a gap in the connecting portion of the frame body.

[Brief description of drawings]

FIG. 1 shows a first embodiment of a connecting lighting device of the present invention, in which (a) is an exploded perspective view of a main part showing a connected state,
(b) is a perspective view of a main part of a side frame portion on one side surface side of two frame bodies to be connected.

FIG. 2 is a bottom view of the two connected lighting fixtures of the same.

FIG. 3 shows a main part of a second embodiment of a connecting lighting device of the present invention, (a) is a bottom view of the main parts of two connected lighting devices, and (b) is a connecting part. FIG. 3 is a perspective view of a main part of a side frame portion on one side surface side of two frame bodies.

FIG. 4 shows a main part of a third embodiment of the connecting lighting device of the present invention, (a) is a bottom view of the main parts of two connected lighting devices, and (b) is a connected part. FIG. 3 is a perspective view of a main part of a side frame portion on one side surface side of two frame bodies.

FIG. 5 shows a main part of a fourth embodiment of the connecting lighting device of the present invention, (a) is a perspective view of a main part of a side frame part of two frame bodies to be connected, (b) ) Is a sectional view thereof.

FIG. 6 is a view showing a main part of a conventional connecting luminaire,
(a) is a side view of the main part of the connected lighting fixture, and (b) is a bottom view of the main part of the connected lighting fixture.

FIG. 7 is a perspective view of a main part of a side frame portion of two frame bodies connected to each other in the same.

[Explanation of symbols]

 1 Instrument Main Body 1a Opening 2 Frame 2a Side Frame 2b Notch Hole 2c Standing Piece 2d Fitting Piece 2e Abutment Piece 2f Projection 2g Recess

Claims (5)

[Claims] 1. A frame comprising: an instrument body having an opening on the lower surface; and a frame body having side frame portions arranged on the opening side of the instrument body and mounted along the lower ends of both side surfaces of the instrument body. The side frame portion of the body is a lighting fixture for connection that is connected and mounted to the body of the fixture by abutting the side frame portion and the end portions of the frame bodies arranged adjacent to each other, and the adjacent one frame. At the end of the side frame portion of the body, a cutout hole is provided from this end in the connecting direction of the frame body, a rising piece is provided at the side peripheral end of the cutout hole, and the side frame of the other frame body. An end portion of the portion is provided with a fitting piece that has the same shape as the cutout hole and is fitted into the cutout hole in a state where the side frame portions are arranged in a straight line.
The connecting lighting device is provided with a contact piece that abuts against the rising piece at a side end portion of the fitting piece. 2. The cutout hole and the fitting piece are respectively provided at corners of the side frame portion of the frame body facing the opening side of the instrument body. The lighting device for connection according to claim 1. 3. The cutout hole and the fitting piece are substantially the widthwise direction of the side frame portion which is an end portion of the side frame portion of the frame body and which is a direction perpendicular to the connecting direction of the frame body. The connecting lighting device according to claim 1, wherein the connecting lighting device is provided on the center side. 4. The cutout hole and the fitting piece are each formed with a wide portion on the inner side than the end side of the side frame portion of the frame body. The connecting lighting device described. 5. A convex portion projecting to the other side is provided on one of the contacting surface sides of the rising piece and the abutting piece, and a concave portion engaging with the convex portion is provided on the other side. The connecting luminaire according to one of claims 1 to 4.