JP2851024B2 - Air conditioning lighting equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air-conditioning type lighting apparatus in which an air-conditioning vent is formed in a reflector of an embedded type apparatus.

[0002]

2. Description of the Related Art As this type of conventional air-conditioning type lighting equipment, for example, as shown in FIGS. 6 to 9, a structure in which a ventilation part for air conditioning is formed in an equipment body embedded and mounted on a ceiling surface or the like. Is adopted.

[0003] First, in the air-conditioning type lighting apparatus shown in Figs. 6 and 7, a side reflection surface portion is formed such that both longitudinal edges of a main reflection surface portion 62 having a reflection surface 61 on a lower surface are expanded downward.
A main reflector 64 is formed by bending 63, and an auxiliary reflector 66 is formed on the side reflection surface portion 63 of the main reflector 64 so as to expand downward through a ventilation gap 65, and the main reflector 64 is formed. The reflecting plate 64 and the auxiliary reflecting plate 66 are closed at both end surfaces in the longitudinal direction by end plates 67 to form a reflecting plate 68 integrally.

However, the air-conditioning type lighting apparatus shown in FIGS. 6 and 7 is integrally formed by opening a ventilation gap 65 between the main reflector 64 and the auxiliary reflector 66. As the number of shaped lighting fixtures mounted on the ceiling increases, the total opening area of the ventilation gap 65 increases, and a large load may be applied to the air conditioning equipment. For this reason, a plurality of shapes having different opening areas of the ventilation gap 65 must be formed in advance, and a predetermined reflecting plate 68 must be selected and used according to the air-conditioning conditions. There is a problem that causes an increase in

Therefore, like the air-conditioning type lighting apparatus shown in FIGS. 8 and 9, the main reflecting plate 64 of the reflecting plate 68 of the air-conditioning type lighting apparatus shown in FIGS. a reflector
The sliding plate 72 obtained by bending the adjusting portion 71 downward substantially in parallel with the side reflecting surface portion 63 of the 64, the adjusting portion 71
The reflector 73 is formed by slidable in the width direction of the main reflection surface portion 62 of the main reflection plate 64 so as to be located between the auxiliary reflection plate 66 and the main reflection plate 66 with a not-shown decorative screw or the like. .

The opening of the ventilation gap 65 is adjusted by the adjusting unit 71 by sliding the sliding plate 72 according to the output of the air conditioning equipment and the number of the air conditioners installed on the ceiling surface.

[0007]

However, in the air-conditioning type luminaire having the conventional structure shown in FIGS. 8 and 9, the opening area of the ventilation gap 65 can be adjusted.
Has a problem in that the structure is complicated and the manufacturability decreases and the manufacturing cost increases.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and an object of the present invention is to provide an air-conditioning type lighting apparatus having a simple structure and capable of easily adjusting an opening area of a ventilation gap.

[0009]

SUMMARY OF THE INVENTION An air-conditioning type lighting apparatus according to the present invention has a main body, a main reflecting surface portion attached to the main body and a side edge of the main reflecting surface portion. A main reflection plate having a side reflection surface portion, a lamp socket provided on the appliance main body for mounting a lamp facing the main reflection plate, and a side reflection surface portion of the main reflection plate below the main reflection plate. Located on the lower edge with a ventilation gap,
An auxiliary reflecting plate having an auxiliary reflecting surface portion formed in a shape expanding toward the lower side, an auxiliary reflecting plate having folded sides turned outward on both upper and lower edges of the auxiliary reflecting surface portion, and one end having a side surface of the main reflecting plate A closing member that engages with the reflecting surface portion, the other end of which engages with the folded side portion of the auxiliary reflecting plate, and closes the ventilation gap so as to be openable and closable; Mounting means for removably attaching.

[0010]

According to the air-conditioning type lighting apparatus of the present invention, the closing body is formed so that the ventilation gap formed between the lower edge of the side reflection surface of the main reflector and the upper edge of the auxiliary reflector has a predetermined opening area. One end is engaged with the side reflection surface portion of the main reflection plate, and the other end is engaged with the folded side portion of the auxiliary reflection plate. Simplify.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The construction of an embodiment of the present invention will be described with reference to FIGS.

In FIG. 1, reference numeral 11 denotes a ceiling frame.
Numeral 11 denotes a substantially inverted T-shape, which is provided in a substantially parallel manner at a sufficiently large interval, for example, 1.2 m or 1.5 m, and is suspended by a suspension bolt or the like fixed to a ceiling slab (not shown).

A mounting portion 12 is formed on the upper surface of the lower side of the ceiling frame 11, and the mounting portions 12, 12 of these ceiling frames 11, 11 are formed.
Ceiling boards (not shown) are respectively supported above, and irradiation openings 13 are formed between ceiling frames 11 to which the ceiling boards are not attached.

On the other hand, reference numeral 14 denotes an instrument main body.
Means that two frames 15 and 15 are opposed to each other and the ceiling frame 11 and
A substantially box-shaped socket mount 16 having an open lower surface is provided at both ends in the length direction of the frame 15 so as to be substantially parallel to the frame 11.

The frame 15 has a substantially U-shaped cross section in the width direction, and a ballast mounting body 17 containing a lighting device such as a ballast is erected and fixed between the frames 15 and 15. I have.

A pair of lamp sockets 19 are mounted on the socket mounting base 16 so as to protrude downward and face each other, and a straight tube-type fluorescent lamp 20 is mounted on the opposed lamp sockets 19. Be attached. Further, a reflection plate 23 having a reflection surface 22 formed on the inner surface thereof is opened to the socket mounting base 16 by a mounting tool such as a decorative screw 24.

The reflector 23 comprises a main reflector 26, an auxiliary reflector 27 and an end plate 28.

The main reflector 26 has a main reflection surface 30 formed in a flat plate shape, and both side edges in the longitudinal direction of the main reflection surface 30 are bent downward to form an expanded shape. And the side reflection surface portion 31.

Further, the auxiliary reflecting plate 27 is a pair of left and right elongated rectangular plates, and has an auxiliary reflecting surface portion 32 whose inner surface is inclined in an open shape toward the lower side, and upper and lower edges of the auxiliary reflecting surface portion 32. The edges are formed from upper and lower folded sides 33a and 33b, each of which is folded outward.

The auxiliary reflector 27 is provided with a main reflector 26.
On both lower sides of the main reflector 26, the main reflector 26 is provided substantially in parallel with the side reflector 31 such that the upper edge of the auxiliary reflector 27 facing the inner side of the lower edge of the side reflector 31 of the main reflector 26 is inside.
A ventilation gap 34 is formed between the lower edge of the both-side reflecting surface portion 31 and the upper edge of the auxiliary reflecting plate 27.

The end plate 28 has a substantially trapezoidal plate shape, and is joined to both ends of the main reflector 26 and the auxiliary reflector 27 in the longitudinal direction with their end faces closed, and the reflector 23 is formed integrally. ing.
Further, an insertion hole 35 through which the fluorescent lamp 20 is inserted is formed in the end plate 28, and the insertion hole 35 is formed so as to be positioned on the lamp socket 19 on the side where the fluorescent lamp 20 is mounted.

Further, a closing member 37 for closing the ventilation gap 34 is attached to the reflecting plate 23.

The closing member 37 has a length in the longitudinal direction substantially half the length of the main reflecting plate 26 and one end in the auxiliary reflecting plate 26.
27 is engaged with the upper folded side 33a, and the other end is the main reflector 26.
The outer surface of the side reflection surface portion 31 is bent to have a U-shaped cross section.

Reference numeral 38 denotes a V-spring as a mounting means.
A fulcrum portion 39 to be engaged with the lower folded side portion 33b is formed. At both ends of the fulcrum portion 39, contact portions 40 which are bent toward the fulcrum portion 39 and contact the lower surface of the closing member 37 are formed. It is formed in a V-shape with elasticity.

Then, the four main springs 38 are respectively bridged by the elastic force in the closing direction of the four V springs 38 so that the four closing members 37 are respectively bridged between the main reflector 26 and the auxiliary reflector 27.
It is pressed by the auxiliary reflector 26 and is held by the reflector 23 so as to close the ventilation gap 34.

On the other hand, reference numeral 42 denotes a supporting leg,
Is composed of a support portion 43 and a leg portion 44 which are relatively slidable in the vertical direction.

The leg portion 44 has a rectangular sliding surface portion 45 whose longitudinal direction is the vertical direction, and a fitting piece having both sides in the longitudinal direction of the sliding surface portion 45 bent substantially vertically in the same direction. A portion 46 is formed. The sliding surface 45 of the leg 44 includes
A plurality of engaging holes (not shown) are formed in the vertical direction.
Further, at the lower end of the leg portion 44, a positioning portion 47 to be engaged with the upper end of the ceiling frame 11 is formed.

The supporting portion 43 has a rectangular flat plate with leg portions.
A side surface portion 49 is formed opposite to the sliding surface portion 45 of the leg portion 44, and both sides in the vertical direction of the side surface portion 49 are substantially in the same direction so as to face the same dimension as the outer width direction of the leg portion 44. The engagement piece 50 is formed by being bent vertically. The engaging piece 50 fits the fitting piece 46, and the support 43 can slide on the leg 44. Further, in the support portion 43, a support piece portion 51 for fitting the frame 15 is cut and raised in a substantially U-shaped cross section in the direction opposite to the fitting piece portion 46 near the upper end in the longitudinal direction of the side surface portion 49. Is formed. Also, the leg portion 44 is provided on the side portion 49 of the support portion 43.
A locking piece 52 having elasticity to be locked in the engaging hole is attached.

Then, the frame 15 is locked to the leg portion 44 positioned on the ceiling frame 11 by the support piece portion 51, and
The supporting portion 43 to which the mounting member 14 is attached is supported by the locking piece portion 52 being locked by the engaging hole, and the instrument body 14 to which the reflecting plate 23 is mounted is attached to the ceiling frame 11 via the supporting leg 42. Supported.

Next, the mounting operation of this embodiment will be described.

First, the frames 15 are arranged so as to face each other in the longitudinal direction, and socket mounting bases 16 are mounted on both ends of the frame 15, and a lamp socket 19 and a ballast mounting body 17 are mounted on each socket mounting base 16. And the instrument body
Assemble 14.

As shown in FIG. 3, the reflector 23 is formed in advance and integrally formed with the closing member 37 attached by a V-spring 38, and the ventilation gap 34 is closed.

Then, depending on the air-conditioning conditions, for example, the reflection plate 23 is set so that the opening area of the ventilation gap 34 becomes a predetermined opening area.
As shown in FIG. 1 so as to be half of the total opening area of
The two pairs of closing bodies 37 and V springs 38 for closing the ventilation gap 34 are removed, and as shown in FIG. 4, the other two pairs of V springs 38 are expanded in a direction to expand against elasticity. Closure 37
Is moved so as to close substantially the center of the ventilation gap 34, and V
It is held by the elastic force in the closing direction of the spring 38.

Next, the support piece 51 of the support 43 of the support leg 42
The supporting legs 42 are mounted on the upper end of the ceiling frame 11 and positioned. And the instrument body
The engaging piece 52 of the supporting portion 43 of the supporting leg 42 is engaged with the engaging hole of the leg 44 so that the height of the device 14 becomes a predetermined height, and the instrument body 14 is connected to the ceiling frame via the supporting leg 42. Support 11

Thereafter, the main reflector 26 of the reflector 23 is attached to the lower surface of the socket mount 16 of the fixture body 14 with decorative screws 24, and the reflector 23 is attached to the fixture body 14.

In the place where the air conditioning conditions are different, the appliance body 14 is located.
When the air-conditioning conditions change due to a change in the season or the like, a part of the closing members 37 are appropriately overlapped with each other, so that the ventilation gap 34 has a predetermined opening area.
The closing body 37 is held by the spring 38.

According to the above embodiment, the ventilation gap 34 of the reflector 23 formed between the lower edge of the side reflector 31 of the main reflector 26 and the upper edge of the auxiliary reflector 27 has a predetermined opening area. like,
One end of the closing member 37 is engaged with the side reflection surface portion 27 of the main reflection plate 26, and the other end is engaged with the upper folded side portion 33 a of the auxiliary reflection plate 27 to close the ventilation gap 34 and the V spring 38. Because the main reflector 26 and the auxiliary reflector 27 are detachably held by the elastic force in the direction of closing by expanding, there is no need to form reflectors 23 having a plurality of different shapes. The opening area of the ventilation gap 34 can be adjusted by the reflecting plate 23, so that the manufacturability is improved and the manufacturing cost can be reduced.

Further, in accordance with the air-conditioning conditions, the closing member 37 is appropriately adjusted so that the ventilation gap 34 of the reflecting plate 23 has a predetermined opening area.
Is held by the V-spring 38, the manufacturability is improved and the manufacturing cost can be reduced with a simple structure.

In this embodiment, four pairs of closing members 37 and V springs 38 are used to close the ventilation gap 34, but the number is not limited to four. Further, the attachment means for attaching the closing body 37 is not limited to the V spring 38, and any means may be used as long as the closing body 37 can be detachably attached to the reflection plate 23 such as by screwing.

Although the reflection plate 23 is formed integrally, the main reflection plate 26, the end plate 28 and the auxiliary reflection plate 27 are separate bodies, and are supported by the support legs 42 and the ceiling frame 11, etc. The same effect can be obtained with any shape, such as one in which the ventilation gap 34 is formed and the reflection plate 23 is formed. Further, the same effect can be obtained with any shape of the instrument body 11, such as one that is mounted on the ceiling frame 11 embedded in the ceiling and one that is supported by an anchor or attached to the ceiling surface.

[0041]

According to the air conditioner type lighting apparatus of the present invention, the ventilation gap formed between the lower edge of the side reflection surface of the main reflector and the upper edge of the auxiliary reflector has a predetermined opening area. One end of the closing body is engaged with the side reflection surface of the main reflection plate, and the other end is engaged with the folded side of the auxiliary reflection plate, and is detachably attached to the main reflection plate and the auxiliary reflection plate by the attachment means. Therefore, without increasing the types of reflectors, the opening area of the ventilation gap can be adjusted from closed to fully open with a single-shaped reflector,
With a simple structure, manufacturability is improved and manufacturing cost can be reduced.

[Brief description of the drawings]

FIG. 1 is a sectional view showing an embodiment of an air-conditioning type lighting device of the present invention.

FIG. 2 is an exploded perspective view of the reflector.

FIG. 3 is a perspective view showing a state in which the ventilation gap is closed.

FIG. 4 is a perspective view showing a state where a part of the ventilation gap is closed.

FIG. 5 is an enlarged perspective view showing the vicinity of the closing member according to the first embodiment.

FIG. 6 is a perspective view showing a reflector of one embodiment of a conventional air-conditioning type lighting fixture.

FIG. 7 is a sectional view of the same.

FIG. 8 is a perspective view showing a reflector of another embodiment of the conventional air-conditioning type lighting fixture.

FIG. 9 is a sectional view of the same.

[Explanation of symbols]

 14 Instrument body 19 Lamp socket 20 Lamp 26 Main reflector 27 Auxiliary reflector 30 Main reflector 31 Side reflector 32 Auxiliary reflector 33a, 33b Turned side 34 Ventilation gap 37 Closure 38 V spring as mounting means

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-5-20915 (JP, A) JP-A-4-190501 (JP, A) JP-A-4-274105 (JP, A) 175551 (JP, A) JP-A-3-295107 (JP, A) JP-A-57-125407 (JP, U) JP-A-4-121607 (JP, U) JP-A 62-9603 (JP, Y2) (58) Field surveyed (Int. Cl. ⁶ , DB name) F21V 1/00-15/04

Claims (1)

(57) [Claims] An appliance main body, a main reflection plate attached to the appliance main body, and a main reflection plate having a main reflection surface portion and a side reflection surface portion formed on a side edge of the main reflection surface portion so as to expand downward. A lamp socket provided on the main body for mounting a lamp opposed to the main reflector; a lamp socket located below the main reflector at a lower edge of a side reflection surface portion of the main reflector via a ventilation gap; An auxiliary reflection plate having an auxiliary reflection surface portion formed in an expanded shape toward the front surface, and an auxiliary reflection plate having a folded side portion turned outward on both upper and lower edges of the auxiliary reflection surface portion; and a side reflection surface portion of one end of the main reflection plate And the other end is engaged with the folded side portion of the auxiliary reflection plate to close and close the ventilation gap in an openable and closable manner. The closure is detachably attached to the main reflection plate and the auxiliary reflection plate. Mounting means for attaching to the That air conditioning luminaires.