JPH0935519A - Embedded luminaire system and embedded luminaire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simply and easily attach a supporting spring for supporting a second reflecting plate to a first reflecting plate by a relatively simple structure. SOLUTION: A first reflecting plate nearly U-shape in its section is constructed in such a manner that the first locking part 39 of a supporting spring 38 is placed in the bottom part 4a of a recessed part 4 formed in its ceiling part, second holding parts 36 and 36 as covering members are arranged and the first locking part 39 is held between the bottom part 4a and the holding parts 36. The second locking part 40 of the supporting spring 38 is pressed to be locked in the opening edge 43a of the window hole 43 of a second reflecting plate 42 nearly V-shaped in its section.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an embedded luminaire system and an embedded luminaire, and more particularly to a luminaire embedded in a system ceiling of a support spring for attaching a second reflector to a first reflector. Regarding improvement of mounting structure.

[0002]

2. Description of the Related Art The present applicant has previously proposed an embedded lighting fixture shown in FIGS. 10 to 12 (see Japanese Patent Application No. 7-105198).

This embedded luminaire is constructed, for example, as follows. In the figure, A is a T bar,
The T-shaped first mounting portion Aa, the inverted T-shaped second mounting portion Ab, and the substantially T-shaped stopper portion Ac are integrally formed, and the suspension member B suspends the ceiling. Suspended from slab C. Then, the decorative ceiling C is attached to the second mounting portion Ab.
The system ceiling is constructed by placing a. D is a first reflection plate having a substantially U-shaped cross section, and square window holes Db and Db are formed in the central portions of both ends of a top plate portion Da thereof, and both side portions D are formed.
c and Dc are bent in a substantially U shape to form a mounting portion.

At both ends of the first reflection plate D, a support tool E formed in a substantially U-shape has a cross shape and a window hole D.
The holes (Fb, Fb) described later are fixed to b and Db so as to match. The support E includes, for example, a U-shaped top plate portion F and side legs G and G extending downward from both side portions of the top plate portion F in a substantially right-angled direction. Is a leg portion Ga extending downward from both sides of the top plate portion F in a substantially right-angled direction, a placing portion Gb extending outward in the horizontal direction from the leg portion Ga, and a position restricting portion extending obliquely downward from the placing portion Gb. And Gc. Further, holes Fa, Fa having a size through which a side part of a slider to be described later can be inserted are provided on both sides of the top plate portion Da, and holes Fb, Fb having substantially the same size are provided at portions corresponding to the window holes Db, Db. Fb is formed respectively. The holes Fb and Fb can be integrated into one hole if necessary.

The support E has a pair of sliders H, H.
Is slidably mounted. This slider-H,
H is, for example, an operating portion Ha, a substantially U-shaped top plate portion Hb extending from the operating portion Ha, and side legs Hc continuous with the top plate portion Hb.
And a substantially V-shaped hooking portion Hd formed at the end of the side leg Hc, and is formed in a substantially U-shape as a whole. Further, the side leg Hc is formed with a guide hole through which the guide protrusion can be inserted. The top plates Hb and Hb of the sliders H and H are the top plates F of the support fixture E.
And the operating portions Ha, Ha are mounted on the holes Fb, Fb.
And the side legs Hc, H in the window holes Db, Db of the first reflecting plate D.
c is inserted in each of the holes Fa and Fa. A spring member J composed of a coil spring is interposed between the operating portions Ha and Ha of the sliders H and H so as to elastically press the slider outward. The top plate portions Hb and Hb of the sliders H and H and the spring member J are covered with a substantially U-shaped cover member K, and the flange-shaped fixing portions Ka and Ka thereof are used to cover the cover members. -Member K and support E
And the first reflection plate D are fixed by a fixing means such as a screw.

On the other hand, a socket cover L is arranged at both ends of the first reflecting plate D, and a socket M is provided inside the socket cover L.
Is housed. On the front side of the socket M, an end cover N having a hole (not shown) into which a lamp base described later can be slightly inserted is arranged. The end cover N is provided together with the socket cover L. It is fixed to the end portion by a fixing means such as a screw. The second reflector P having a substantially V-shaped cross section is provided below the central portion of the first reflector D.
Is detachably attached, and the sliders H, H described above are attached.
Not only the operating parts Ha and Ha of the
Electrical parts such as a lighting device are also covered with the reflector P. A fluorescent lamp Q is mounted between the sockets M.

According to this luminaire, the following effects can be expected. First, the operating portion Ha formed at one end of the slider H penetrates the hole Fb of the support tool E and the window hole Db of the first reflecting plate D and is projected to the lower surface side of the first reflecting plate D. Therefore, when the lighting equipment is removed, the operating portion Ha can be slid so as to approach each other by hand and the hook portion H can be removed.
The engagement relationship of d with the stopper portion Ac can be easily released. Therefore, not only can the attachment and detachment operation of the device be performed, but even if the first reflector D and the support E are fixed, they can be easily attached to the T-bar A in the narrow ceiling space. You can also

Moreover, the hook portion Hd of the slider-H is
By the spring member J, the stopper portion Ac of the T-bar A is always
Since it is held so as to be located at the hook position, even if the device is vibrated so as to be lifted by a large earthquake, the hook portion Hd is reliably hooked to the stopper portion Ac. Therefore, the device can be prevented from falling off the T-bar A.

In addition, since various electric parts such as the inverter lighting device are housed in the space formed by the first reflector D and the second reflector P, they have excellent appearance characteristics. Not only can it be obtained, but the electric parts do not have to be arranged on the outside of the reflector unlike the conventional equipment, so that even if the distance between the ceiling slab C and the decorative ceiling Ca becomes narrow, the equipment can be easily installed on the system ceiling. The effect that it can be attached is obtained.

[0010]

By the way, in this luminaire, the second reflector P uses a decorative screw, a cut-and-raised insert, a support spring, etc. on the lower surface side of the first reflector D. It is attached so that it can be detached. For example, the attachment with the decorative screw is performed from the second reflection plate P to the first reflection plate P.
Since it is performed by screwing a decorative screw into the screw hole of the reflection plate D, the mounting state is highly reliable, but the mounting is extremely troublesome and the workability is impaired. .

Further, in a structure in which a plurality of pairs of L-shaped cut-and-raised parts are formed on the first reflecting plate D and the side parts of the second reflecting plate P are inserted into the cut-and-raised parts, the mounting is performed at the time of mounting or At the time of removal, the second reflection plate P must be expanded outward. Therefore, for example, the second reflecting plate P to which the FL40 type fluorescent lamp is applied has a problem that the expanding work is not easy because the length thereof is long, and the mounting or dismounting is extremely troublesome.

[0012] Further, there is also one in which the second reflecting plate P is attached by a supporting spring, but since one end of the supporting spring is screwed to the first reflecting plate D, there is a problem that the assembly is troublesome. Have

Therefore, an object of the present invention is to provide a first support spring for supporting the second reflector with a relatively simple structure.
It is an object of the present invention to provide an embedded luminaire system and an embedded luminaire that can be easily and easily attached to a reflector of the above.

[0014]

Therefore, according to the present invention, in order to achieve the above-mentioned object, the first and the second are suspended from the ceiling.
And a device mounted on the T-bar, wherein the device has a first reflector having a substantially U-shaped cross section and an end portion of the first reflector. Fix it in a cross shape,
And a pair of substantially U-shaped sliders having a substantially U-shaped support portion and a pair of substantially U-shaped sliders which slide along the support portion of the support and have an operating portion at one end and a hook portion to the T bar at the other end. −
A spring member arranged so that the hooking portion of the slider always maintains the hooked state with respect to the T-bar, and a fixing portion at one end, and first and second holding portions extending from the fixing portion. With a cover member and a horizontal first member on one of the support pieces.
Of the support spring having a slanted second locking portion on the other side, and a window hole at a portion corresponding to the support spring, and the second locking portion of the support spring is connected to the window hole. A second reflector having a substantially V-shaped cross section is supported by being locked to the opening edge, and the first holding portion of the cover member covers the slider portion and the first support spring. The locking portion is sandwiched between the first reflecting plate and the second holding portion. In the second invention of the present invention, a hole is formed in the first reflecting plate and is supported through this hole. The first locking portion of the spring is located on the first reflecting plate, and the third invention is that the locking piece is formed at the end of the cover member, and the locking piece is formed. According to a fourth aspect of the present invention, the support spring has a horizontal first locking portion on one side of the support piece and a horizontal first locking portion on the other side of the support piece. Inclination A support spring having a second engaging portion of Jo integrated symmetrically through the connecting portion, characterized by being configured.

In the second aspect of the present invention, the cross section is approximately U.
A first reflector having a U-shape, a support fixed to the end of the first reflector so as to form a cross shape, and a support having a substantially U-shaped support, and a slide along the support of the support. , A pair of substantially U-shaped sliders each having an operating portion at one end and a hooking portion for a T bar at the other end, and the hooking portion of the slider is always T-shaped.
One of a support member and a spring member arranged so as to maintain the hooked state with respect to the bar, a cover member having a fixing portion at one end, and first and second holding portions extending from the fixing portion. A support spring having a horizontal first locking portion on the other side and an inclined second locking portion on the other side, and a window hole at a portion corresponding to the support spring, and a second engaging portion of the support spring. A second reflector having a substantially V-shaped cross section for supporting the stopper by locking the stopper to the opening edge of the window hole, and covering the slider portion with the first holding portion of the cover member, It is characterized in that the first engaging portion of the support spring is sandwiched between the first reflecting plate and the second holding portion.

[0016]

According to the above-described structure, the support spring is attached to the first reflecting plate by attaching the first locking portion to the first reflecting plate and the cover.
Since the member is clamped by the second holding portion, the assembly is simple and easy, and the workability can be effectively improved.

Moreover, the cover member holds the support spring by the second holding portion of the cover member, and at the same time, covers the slider portion by the first holding portion, so that the cover member has multiple functions with a small number of parts. You can Therefore, not only the assemblability can be improved, but also the instrument cost can be effectively reduced.

Further, a window hole is formed in a portion of the second reflecting plate corresponding to the support spring, and the second locking portion of the support spring is locked to the opening edge of the window hole to form the second hole. The second reflector can be easily attached and detached because the reflector is attached to the first reflector.

[0019]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, one embodiment of the present invention will be described with reference to FIGS.
This will be described with reference to FIG. The same parts as those in FIGS. 10 to 12 are designated by the same reference numerals, and detailed description thereof will be omitted. In the figure, reference numeral 1 is a first reflector having a substantially U-shaped cross section, and holes 2 and 2 for screw insertion are provided at both ends of a top plate portion 1a thereof. Square-shaped window holes 3 are formed in the central portions adjacent to each other. In the portion adjacent to the window hole 3, recesses 4 and 4 and slit-shaped locking holes 5 and 5 are arranged in parallel. Especially, the recesses 4 and 4 are inward (downward)
The bottom 4a is formed so that holes 4b, 4b on both sides thereof (a direction perpendicular to the longitudinal direction of the reflection plate) are formed large by setting the area of the bottom 4a small. There is. End covers 6 and 6 are fixed to both ends of the first reflector 1. The end covers 6 and 6 are, for example, a flat plate portion 6a, a first rising portion 6b that rises at a substantially right angle from one end of the flat plate portion 6a,
The flat plate portion 6a is composed of a first rising portion 6b and a second rising portion 6c rising in the same direction from the other end, and a base of a fluorescent lamp described later can be inserted into the first rising portion 6b. Through holes 7, 7 are formed. Incidentally, the window hole 3
Can be increased according to the number of sliders described later.

Supports 8 are fixed to both ends of the first reflector 1 so as to form a cross shape. The supporting tool 8 includes a substantially U-shaped supporting portion 8A and a socket mounting portion 8B.
And a connecting portion 8C that integrally connects the supporting portion 8A and the socket mounting portion 8B. The connecting portion 8C
Although each is formed to have a smaller width, it may be formed to have the same width as the socket mounting portion 8B, for example. In this support 8, the support portion 8A includes, for example, a top plate portion 11 and side legs 10 and 1 extending from both sides of the top plate portion 11 in a direction substantially at right angles.
0, and a rising portion 11 extending upward from the edge of the top plate portion 11 on the non-socket mounting portion side. And
Holes 12 and 12 corresponding to the holes 2 and 2 are provided in a portion of the top plate portion 9 adjacent to the connecting portion 8C, and holes 13 through which side legs of a slider to be described later are inserted in both side portions of the top plate portion 9. 13 has window holes 14 and 14 formed in the central portion, which correspond to the window holes 3 and through which the operation portion of the slider described later is inserted, and slit holes 15 and 15 are formed at the boundary portion with the rising portion 11. There is. Furthermore, the side legs 10 and 10 include leg portions 10a extending downward from both side portions of the top plate portion 9 in a substantially right angle direction, a placing portion 10b extending outward from the leg portions 10a in the horizontal direction, and a placing portion 10.
It is composed of a position restricting portion 10c extending obliquely downward from b. Note that the leg portions 10a, 10a are formed with guide protrusions 16, 16 that are cut and raised substantially inwardly toward the inside, but L-shaped metal fittings may be separately provided. Further, the windows 14 and 14 can be integrated into one if necessary. On the other hand, the socket attachment portion 8B includes a top plate portion 17, a falling portion 18 formed in a rear edge of the top plate portion 17 in an approximately L shape, and an L shape extending from the falling portion 18 horizontally or obliquely downward. Or a substantially V-shaped extension portion 18a, and the top plate portion 17 is provided with a pair of L-shaped cut and raised portions 19,
19 is formed. This locking portion 19 has a socket 2
0 is inserted through the grooves 21 and 21 formed on the side surfaces thereof. In this attached state, the socket 20 faces the through hole 7 of the end cover 6, and the back surface of the socket 20 abuts or comes close to the falling portion 18. The extension end 18aa of the extension portion 18a abuts (or is close to) the second rising portion 6c of the end cover 6 and is engaged therewith. The locking portion 19 can also be configured by fixing an L-shaped metal fitting by welding or the like.

A pair of sliders 22 and 22 each having a substantially U shape are slidably mounted on the support 8. The sliders 22 and 22 are, for example, the operation unit 2
3, a top plate portion 24, side legs 25, and a substantially V-shaped hooking portion 26 formed at an end of the side leg 25, and is formed in a substantially U-shape as a whole. . Operation unit 2
A protrusion 27 and a protrusion 28 are formed at 3, and a guide hole 29 is formed in the side leg 25 so that the guide protrusion 16 can be inserted therethrough. The top plates 24 and 24 of the sliders 22 and 22 are placed on the top plate 9 of the support part 8A, and the operation parts 23 and 23 are provided on the window holes 14 and 14 and the first reflector 1. The side legs 25, 25 are inserted into the window hole 3 and the holes 13, 13, respectively. Although the guide protrusions 16 and 16 are inserted into the guide holes 29 and 29 of the side legs 25 and 25, the positional relationship may be reversed. That is, the guide hole 2
9, 29 to the leg portions 10a and 10a of the support 8, and the guide protrusions 16 and 16 to the side legs 25 and 25 of the sliders-22 and 22.
Alternatively, the protrusion on the slider side may be inserted into the guide hole on the support tool side.

Operation unit 2 of the above-mentioned sliders 22, 22
A U-shaped spring member 30 is provided between the slider 3 and the slider 23.
Are interposed so as to elastically press outward. At both ends of this spring member 30, leg portions 31 and 31 having a width that can be inserted into the pull-out 27 of the slider 22 are formed, and the projections 28 are engaged with the end portions of the leg portions 31 and 31. Mating holes 32, 32 are formed. The spring member is
The catch portions 26, 26 of the sliders 22, 22 are T-bar A
There is no restriction on the form and the place of arrangement as long as it acts so as to always maintain the catching position on the stopper portion Ac. A part of the top plate portions 24, 24 of the sliders 22, 22 are covered with the cover member 33. The cover member 33 has, for example, screw holes 34a, 34a.
With a fixed portion 34, first holding portions 35, 35 that are bifurcated from the fixed portion 34 and are formed in a substantially U-shape, and a substantially L-shape from the end edges of the first holding portions 35, 35. It is composed of second holding portions 36, 36 extending in the horizontal direction, and locking pieces 37, 37 extending substantially horizontally from the edge of the second holding portions 36, 36. The cover member 33 is attached to the top plate portion 9 of the support portion 8A by the first holding portions 35, 35 and the slider-2.
Part of the top plate portions 24, 24 of 2, 22 are covered, and the first
The holders 35, 35 are placed such that the end portions of the holders 35, 35 adjacent to the second holders 36, 36 are inserted into the slit holes 15, 15, and then screw holes (not shown) are inserted in the holes 2, 12 and the screw holes 34a. It is fixed by screwing (fixing means).
The locking piece 37 of the cover member 33 is inserted and locked in the locking hole 5 of the first reflector 1.

On the other hand, on the lamp space side (reflection surface side) of the first reflecting plate 1, a second reflecting plate described later is supported by a supporting spring 38. The support spring 38 has substantially horizontal first locking portions 39, 39 formed at both ends, and stopper portions 39a, 3 rising from the edge of the first locking portion 39.
9a and the first locking portion 39, 39 to the stopper portion 39.
support pieces 39b, 39b extending in the non-rise direction of a
And second locking portions 40, 40 formed by bending outwardly from the lower edges of the support pieces 39b, 39b in a substantially V shape (and an inverted V shape), and the respective locking portions 40. , 40
And a substantially U-shaped connecting portion 41 for connecting. As shown in FIGS. 4 to 5, the support bar 38 has a first
It is locked to the reflector 1. That is, the first locking portion 3
Reference numerals 9 and 39 denote holes 4b and 4 in the bottom portions 4a and 4a of the recesses 4 and 4 prior to fixing the cover member 33 to the support member 8 described above.
Inserted from b and placed. After that, when the cover member 33 is attached to the support 8, the first locking portions 39, 39 are sandwiched between the second holding portions 36, 36 and the bottom portions 4a, 4a, and the stopper portions 39a, 39a are also provided. Are positioned so as to be hooked on the side edges of the second holding portions 36, 36. In addition, in the support spring 38, the connecting portion 41 may be omitted.

A second reflector 42 having a substantially V-shaped cross section is provided on the lower side (lamp space side) of the central portion of the first reflector 1.
Is detachably mounted by the above-mentioned support spring 38, and not only the operating portions 23, 23 of the above-mentioned sliders 22, 22, 22 but also electric parts such as an inverter lighting device (not shown) are also mounted by this reflecting plate 42. To be covered. Window holes 43, 43 are formed in a portion of the second reflection plate 42 corresponding to the support spring 38 attached to the first reflection plate 1. Then, the second locking portions 40, 40 of the support spring 38 are inserted into the window holes 43, 43 by elastically deforming the connecting portion 41, and are elastically engaged with the opening edges 43a, 43a. By doing so, the second reflecting plate 42 is supported. Further, the fluorescent lamp 4 is provided between the sockets 20.
4,44 are attached.

Next, a method of assembling this lighting fixture will be described with reference to FIGS. First, after fixing the end covers 6 and 6 to both ends of the first reflection plate 1 by welding or the like, the pair of support springs 3 is inserted into the recesses 4 and 4 of the top plate 1a.
8, 38, the first locking portion 39, 39 is the bottom portion 4a, 4a
To be placed on. In this state, the support tool 8 in which the sockets 20, 20 are attached to the locking portions 19, 19 of the socket attachment portion 8B is attached to the first reflector 1 in the holes 2, 2 and the holes 1.
2 and 12, and the window hole 3 and the window holes 14 and 14, respectively, are mounted so as to match. And slider-22,
22 and the spring member 30 are joined by inserting / engaging the leg portions 31, 31 and the holes 32, 32 into the pull-ups 27, 27 and the protrusions 28, 28 of the operation portions 23, 23, and in this state. The operation portions 23, 23 are inserted from the window holes 14, 14 into the window hole 3, the side legs 25, 25 are inserted into the holes 13, 13, respectively, and the guide protrusions 16, 16 are inserted in the guide holes 29, 29.
To insert. Next, the slit holes 15 and 1 of the support portion 8A
5, the second holding portions 36, 36 are inserted from the locking pieces 37, 37 of the cover member 33, and then the first holding portions 35, 35.
While inserting the end portion of, the locking pieces 37, 37 are inserted and locked in the locking holes 5, 5. In this state, the first locking portions 39, 39 of the support spring 38 are locked by the second holding portions 36, 36, and part of the top plate portions 24, 24 of the sliders 22, 22 are covered. The first holding part 3 of the member 33
5,35 covered. After that, screws (not shown) are screwed from the holes 2 and 2 through the holes 12 and 12 to the screw holes 34a and 34a.
The first stage of assembly is completed by screwing into a.

The instrument thus assembled is attached to and detached from the system ceiling as follows. First, the instrument is tilted and inserted into the ceiling space through the opening between the T-bars A, A, and the mounting portions 10b, 10b of the supporting tools 8, 8 of the instrument are inserted into the T-bar A. Is placed so as to face the first mounting portion Aa. When the device is lowered in this state, the hooking portions 26, 26 of the sliders 22, 22 are
As a result of being pressed by the first mounting portion Aa of the T-bar A, the sliders 22, 22 slide in the central direction against the spring force of the spring member 30. Then, when the instrument further descends, the inclined portions of the hook portions 26, 26 pass through the stopper portion Ac. In this state, the mounting portion 10 of the instrument
b and 10b are mounted on the first mounting portion Aa of the T-bar A, and the catch portions 26 and 26 are returned by the spring force of the spring member 30 as shown in FIG. Will be located underneath. The operation of placing the instrument on the T-bar A is, for example, after placing one placing part 10b on the first placing part Aa of the one T-bar A and then placing the other placing part 10b. It can also be mounted on the first mounting portion Aa of the other T bar A. At the same time, the side portion of the first reflector 1 has a T bar.
It is placed on the second placement portions Ab and Ab of A. Then the second
When the reflection plate 42 of is pushed up toward the first reflection plate 1,
The support spring 38 receives a pressing force from the inner surface of the second reflection plate 42 and the connecting portion 41 is deformed, the second locking portions 40, 40 are inserted into the window holes 43, 43, and at the opening edge 43a. The second reflection plate 42 is supported by being pressed. After that, the fluorescent lamp 44 is mounted between the sockets 20 to complete the mounting.

When removing this luminaire from the system ceiling, first the fluorescent lamp 44 is removed from between the sockets 20, and then the second engaging portions 40, 4 of the support spring 38.
When 0 is pressed by hand toward the center, the engagement between the window hole 43 of the second reflection plate 42 and the second locking portion 40 is released, and the second reflection plate 42 is disengaged. Next, when the operating portions 23, 23 of the sliders 22, 22 are picked up by hand and moved toward the center, the catch portions 26, 26 are moved to the stopper portion A of the T-bar A.
The state of being caught by c is released. In this state, lift the instrument slightly upward, and then tilt it to make the T-bar.
Remove from the space between A and A to complete the removal.

According to this embodiment, the first of the support springs 38 is
The first locking portions 39, 39 are attached to the bottoms 4a, 4a of the recesses 4, 4 of the first reflector 1 and the cover 4 for attaching to the reflector 1.
Since the member 33 is clamped by the second holding portions 36, 36, the assembly is simple and easy, and the workability can be effectively improved.

Moreover, since the cover member 33 holds the support spring 38 by the second holding portions 36, 36 of the cover member 33 and at the same time covers the slider portion by the first holding portions 35, 35, the cover member 33 is small. Multifunctionality can be achieved with the number of parts. Therefore, not only the assemblability can be improved, but also the instrument cost can be effectively reduced.

Further, window holes 43, 43 are formed in a portion of the second reflection plate 42 corresponding to the support spring 38, and the second locking portion of the support spring 38 is formed at the opening edges 43a, 43a thereof. Since the second reflector 42 is attached to the first reflector 1 by locking 40, 40, the second reflector 42 is attached.
Can be easily attached and detached.

FIGS. 8 to 9 show another embodiment of the present invention, in which a key-shaped (L) mark is provided at a portion adjacent to the window hole 3 formed in the top plate portion 1a of the first reflector 1. Shape) locking holes 5A, 5A
Are formed. The locking holes 5A and 5A are provided in the reflection plate 1
A slit-shaped first locking hole 5a along the longitudinal direction of
It is composed of a slit-shaped second locking hole 5b extending in a direction perpendicular to the first locking hole 5a. Then, the first locking portions 39, 39 and the stopper portions 39a, 39a of the support spring 38 are arranged on the top plate portion 1a through the first locking holes 5a, 5a, and the second portion of the cover member 33 is arranged. Holding part 3
It is covered and supported (sandwiched) by 6, 36. Further, the locking pieces 3 of the cover member 33 are provided in the second locking holes 5b and 5b.
7, 37 are inserted and locked. In addition, each locking hole 5
Although a and 5b communicate with each other, they can be formed independently.

According to this embodiment, since the hole 4b of the recess 4 and the locking hole 5 of the embodiment shown in FIGS. 1 and 5 are integrated and the form is simplified, the locking hole is formed. Not only the work becomes easier, but the assembling property can be further improved.

Incidentally, the present invention is not limited to the above-mentioned embodiment at all, and, for example, the louver,
It is also possible to arrange a seed, a diffusion cover and the like. The hooking portion of the slider can be formed in a substantially L shape as well as a V shape. Further, the socket attachment portion can be configured separately from the support, or a plurality of sockets attached to it can be integrated. Furthermore, T bar
The form can be changed as appropriate, and for example, the stopper part can be omitted and the first mounting part can be substituted.

[0034]

As described above, according to the present invention, when the support spring is attached to the first reflector, the first engaging portion of the support spring is attached to the first reflector and the cover member. Since the holding is performed by the two holding portions, the assembly is simple and easy, and the workability can be effectively improved.

Moreover, since the cover member holds the support spring by the second holding portion of the cover member and at the same time covers the slider portion by the first holding portion, it has multiple functions with a small number of parts. You can Therefore, not only the assemblability can be improved, but also the instrument cost can be effectively reduced.

Further, a window hole is formed in a portion of the second reflecting plate corresponding to the supporting spring, and the second locking portion of the supporting spring is locked to the opening edge of the window hole to form the second hole. The second reflector can be easily attached and detached because the reflector is attached to the first reflector.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing one embodiment of the present invention.

FIG. 2 is a front sectional view showing an embodiment of the present invention.

FIG. 3 is a side sectional view of FIG. 2;

4 is a cross-sectional view taken along the line I-I of FIG.

5 is a sectional view taken along line II-II of FIG.

FIG. 6 is an enlarged exploded perspective view of a socket mounting portion.

FIG. 7 is an exploded perspective view for explaining a mounting structure of a spring member and a slider.

FIG. 8 is a perspective view showing another embodiment of the first reflector.

9 is a cross-sectional view of essential parts showing a state in which a support spring is locked to the reflector shown in FIG.

10 is a front sectional view of a conventional example.

FIG. 11 is a side sectional view of FIG. 10;

12 is an exploded perspective view of FIG.

[Explanation of symbols]

 AT bar Aa 1st mounting part Ac stopper part 1 1st reflecting plate 1a, 9, 17, 24 Top plate part 2,12,13 hole 3,14,43 Window hole 4 Recess 4a Bottom part 4b hole 5, 5A Locking hole 5a First locking hole 5b Second locking hole 6 End cover 8 Supporting tool 8A Supporting part 8B Socket mounting part 8C Connecting part 10,25 Side leg 11 Standing part 15 Slit hole 19 Locking Step portion 20 Socket 22 Slider-23 Operating portion 26 Hooking portion 33 Cover member 34 Fixing portion 34a Screw hole 35 First holding portion 36 Second holding portion 37 Locking piece 38 Support spring 39 First locking portion 40 Second Locking Part 41 Connecting Part 42 Second Reflecting Plate 43a Opening Edge 44 Fluorescent Lamp

Claims (8)

[Claims] 1. A T-bar having first and second mounting portions suspended from a ceiling, and a device mounted on the T-bar, wherein the device has a U-shaped cross section. No. 1 reflector, a support fixed to the end of the first reflector in a cross shape, and having a substantially U-shaped support, and a slide along the support of the support at one end. The operating portion is arranged such that the pair of substantially U-shaped sliders each having a hooking portion for the T-bar at the other end and the hooking portion of the slider always keeps the hooked state with respect to the T-bar. A spring member, a cover member having a fixing portion at one end and first and second holding portions extending from the fixing portion, and a horizontal first locking portion on one side of the support piece and on the other side. A support spring having an inclined second locking portion,
A second reflection plate having a window hole in a portion corresponding to the support spring and supporting the second locking portion of the support spring by locking the opening edge of the window hole, and having a substantially V-shaped cross section. The first holding portion of the cover member covers the slider portion, and the first engaging portion of the support spring is provided with the first reflecting plate and the second reflecting plate.
The embedded luminaire system is characterized in that it is sandwiched by the holding portions of the. 2. A hole is formed in the first reflecting plate, and the first engaging portion of the support spring is located on the first reflecting plate through the hole. Recessed luminaire system described. 3. A locking piece is formed at an end of the cover member, and the locking piece is inserted and locked in the locking hole of the first reflecting plate. Embedded luminaire system. 4. The support spring includes a horizontal first locking portion on one side of the support piece and a support spring having an inclined second locking portion on the other side of the support piece symmetrically via a connecting portion. The embedded luminaire system according to claim 1, wherein the embedded luminaire system is configured integrally. 5. A first reflector having a substantially U-shaped cross section, a support member fixed to the end of the first reflector so as to form a cross shape, and having a substantially U-shaped support portion, and a support. A pair of substantially U-shaped sliders that slide along the support portion of the tool and have an operating portion at one end and a hook portion for the T bar at the other end, and the hook portion of the slider is always the T bar. A spring member arranged so as to maintain a hooked state, a cover member having a fixing portion at one end and first and second holding portions extending from the fixing portion, and a horizontal member on one of the supporting pieces. -Shaped first locking portion, a supporting spring having an inclined second locking portion on the other side, and a window hole in a portion corresponding to the supporting spring, and a second locking portion of the supporting spring. A second reflecting plate having a substantially V-shaped cross section for supporting by locking to the opening edge of the window hole.
The first holding portion of the cover member covers the slider portion, and the first locking portion of the support spring is sandwiched between the first reflecting plate and the second holding portion. Built-in lighting equipment. 6. A hole is formed in the first reflecting plate, and the first engaging portion of the support spring is located on the first reflecting plate through the hole. Recessed luminaire described. 7. A locking piece is formed at an end of the cover member, and the locking piece is inserted and locked in the locking hole of the first reflecting plate. Recessed lighting fixture. 8. The support spring has a horizontal first locking portion on one side of the support piece and a support spring having an inclined second locking portion on the other side of the support piece in a symmetrical manner via a connecting portion. The embedded luminaire according to claim 5, wherein the embedded luminaire is configured integrally.