JPH05148938A - System ceiling - Google Patents

Abstract

PURPOSE:To simplify construction on the building site and improve the fine view of the ceiling surface by unifying lighting equipment and optional equipment such as air-conditioning equipment, a speaker, a smoke detector, a sprinkler or an emergency lamp. CONSTITUTION:Square spaces 7 are formed by plural ceiling bars 6 suspended and held through suspension-holding fittings 4 hung down from a ceiling slab 1. An equipment aggregate unit 10 is fitted to supporting bars 6a provided across the opposed ceiling bars 6, 6 in each square space 7, and ceiling panels 8 are provided across the equipment aggregate unit 10 and the ceiling bars 6. The equipment aggregate unit 10 is formed of lighting equipments 20 disposed on both sides of a square frame 12, and either one of air-conditioning equipment 30, a speaker 40, a smoke detector 50, a sprinkler 60, another lighting equipment such as an emergency lamp 70 and a blank equipment plate disposed changeably between the lighting equipments 20.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a system ceiling, and more specifically, to a ceiling panel installed between a plurality of ceiling bars suspended by suspending means suspended from a ceiling slab. The present invention relates to a system ceiling incorporating facility equipment such as lighting equipment and air conditioning equipment.

[0002]

2. Description of the Related Art As a conventional system ceiling of this type,
A structure in which a lighting device is framed in a square shape, an air conditioner such as an air purifier is attached to the lighting device, and a sprinkler is attached to an inner ceiling panel that is installed in the inner space of the lighting device (Japanese Utility Model Publication No. 2-68010). ), A structure in which lighting equipment is arranged between ceiling panels, and other equipment such as a sprinkler, a speaker, or a sensor is arranged at a corner where four ceiling panels are adjacent to each other (actual use flat 2-934).
No. 10), or auxiliary devices such as smoke detectors and speakers are arranged at the corners, and the lighting device is arranged on the side connecting these additional devices, and the air conditioner is provided along the edge of the lighting device. There is known a structure (see Japanese Patent Laid-Open No. 62-78338) in which ring-shaped ceiling fixtures around which are arranged at predetermined intervals.

[0003]

However, in the structure disclosed in Japanese Utility Model Laid-Open No. 2-68010, an air purifier is manufactured by combining four lighting devices into a square frame and processing the lighting devices. There is a problem that the assembly is troublesome, the structure is complicated and many components are required, and it is necessary to install a separate equipment other than the sprinkler, for example, a speaker or smoke detector. A mounting structure was needed. In the structure described in Japanese Utility Model Laid-Open No. 2-93410, a lighting device, an air conditioning device, a sprinkler, and other devices can be incorporated in the ceiling portion, but the lighting device is disposed between the ceiling panels, and the equipment device is the ceiling panel. Since there is a structure in which they are arranged in the adjacent corners, there are problems that there are many constituent members and that construction on site is troublesome. Further, the structure described in JP-A-62-78338 has a structure in which the lighting device, the air conditioning device, and the auxiliary devices such as smoke detectors are arranged as a unit at a predetermined interval, Although the construction can be simplified as compared with the structure described in Japanese Utility Model Laid-Open No. 2-93410, in this structure, a beam member is supported on the upper surface of the frame frame suspended from the ceiling slab. A ceiling bar is attached to the lower edge of the frame, and air supply and exhaust ducts for air conditioners are formed between the fixed hangers that are parallel to each other and hung from the beams, and the lighting equipment is supported between the pair of fixed hangers. Since this structure has a structure that requires assembling at the site, and there is a problem that the construction is troublesome. Furthermore, since the lighting device and the accessory devices such as the sprinkler and the speaker are arranged in the same line, the attachment position of the accessory device is clearly exposed on the ceiling surface, which impairs the aesthetic appearance of the ceiling surface. There was also a problem.

The present invention has been made in view of the above circumstances, and a lighting device and any of equipment devices such as an air conditioner, a speaker, a smoke detector, a sprinkler, and an emergency light are combined into a unit to be assembled in a factory or the like. The present invention intends to provide a system ceiling that enables the above-mentioned improvement and increases the degree of freedom in assembling lighting equipment and equipment between ceiling panels.

[0005]

In order to achieve the above object, in the system ceiling of the present invention, a ceiling panel is installed between a plurality of ceiling bars suspended by suspending means suspended from a ceiling slab. In the system ceiling configured as described above, the equipment assembly unit arranged at any place between the ceiling panels is arranged in a replaceable manner between a pair of lighting devices arranged on both sides of the rectangular frame. It is composed of equipment.

In the present invention, the facility equipment is constituted by any of an air conditioner, a speaker, a smoke detector, a sprinkler, another lighting equipment or a solid equipment plate, and the lighting equipment is exchanged between both lighting equipments as needed. Will be placed. in this case,
The further lighting device may be a lighting device similar to the lighting device arranged on both sides, or may be a different lighting device, for example an emergency light.

[0007]

According to the system ceiling of the present invention configured as described above, the equipment assembly unit arranged at any position between the ceiling panels is provided with a pair of lighting devices arranged on both sides of the rectangular frame, and these units. By configuring with the equipment that can be exchanged between the lighting equipment, the equipment collective unit can be pre-assembled at the factory, etc., and the construction at the site is easy, and moreover, it can be installed at any place on the ceiling. It is possible to assemble a lighting device and an optional equipment such as an air conditioner. In addition, by disposing the equipment between the lighting equipment arranged on both sides, the presence of the equipment can be reduced by the light of the illumination from the lighting equipment on both sides, and the appearance of the ceiling surface can be improved. be able to.

[0008]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a perspective view of the system ceiling of the present invention as seen from the back of the ceiling, FIG. 2 is a perspective view of the system ceiling when looking up, and FIG. 3 is a perspective view showing the main parts thereof.

The system ceiling of the present invention is a ceiling slab 1
A height-adjustable hanging metal fitting 4 that is attached to a hanging bolt 3 that hangs down with an anchor 2, a cross-shaped connecting metal fitting 5 that is attached to the lower portion of the hanging metal fitting 4, and a connecting metal fitting 5
A plurality of ceiling bars 6 connected orthogonally to each other and a rectangular space 7 for erection of ceiling panels formed by the plurality of ceiling bars 6.
It is composed of a plurality of ceiling panels 8 installed inside and an equipment assembly unit 10 arranged between the ceiling panels 8 and 8 in the center of the rectangular space 7. In addition, between the upper surface of the ceiling bar 6 at an arbitrary position and the ceiling slab 1, tension means 9 for preventing the horizontal movement of the ceiling bar 6 is stretched in an inclined shape.

In this case, the equipment gathering unit 10 has the lighting devices 20, 20 arranged on both sides thereof, and the air conditioner 30, the speaker 40, the smoke detector 50, the sprinkler 60 or another lighting device such as an emergency light 70 between them. Any of the equipment such as the above is arranged to be replaceable. Then, as shown in FIG. 1 and FIG. 3, two mutually parallel supporting bars 6a, 6a connected to two facing ceiling bars 6 forming a rectangular space 7 via supporting metal fittings 5a are provided. It is installed in the installed state.

As shown in FIGS. 4 to 6, the equipment assembly unit 10 has a rectangular frame 12 (hereinafter, referred to as a rectangular frame) in which four frame members 11 are framed in a rectangular shape, and the inside of the rectangular frame 12. A pair of lighting devices 20 and 20 installed on both sides, and an air conditioning device 30 (specifically, an air conditioning duct), which is interchangeably arranged between the lighting devices 20 and 20, a speaker 40, a sprinkler 60, or a smoke detector, It is formed in a box shape with facility equipment such as an emergency light (not shown in FIGS. 4 to 6) or lighting equipment (not shown) similar to the lighting equipment 20.

In this case, in order to mount the frame members 11 to each other, as shown in FIG. 6, a rectangular shape is formed in the mounting piece 11a bent at a right angle to the end of one adjacent frame member 11. After inserting the locking tongue 11c cut and raised from the end of the other frame member 11 into the slit 11b, the locking tongue 11c is inserted.
Can be bent and fixed.

The equipment assembly unit 1 configured as described above
In 0, each frame member 11 has a locking portion 14 for erection of an outwardly facing U-shaped ceiling panel at the lower end edge of the base 13, and the upper end of the base 13 of the two frame members 11 and 11 facing each other. An outward supporting flange 13a attached to the support bar 6a is projected on the edge, and the upper case of the lighting device 20 is provided on the upper edge of the base 13 of the other two frame members 11, 11 facing each other. 21 and equipment equipment, for example, an outward mounting flange 13b for mounting the upper case 31 of the air conditioning equipment 30.
Is projected. In this case, a mounting hole 13c is bored in the mounting flange 13b, and the mounting hole 22a provided in the mounting flange 22 projecting from the upper case 21 of the lighting device 20 and the upper case 31 of the air conditioner 30 are provided. It is fixed with a mounting screw 17 with a mounting hole 31a provided at the end. A notch 13d for mounting a fall prevention spring 80, which will be described later, is provided at the center of the base 13 of each frame member 11.

On the other hand, an illumination lamp (not shown) is built in from below the rectangular frame 12, and a lower case 23 having a reflection plate or a louver is inserted and fixed with screws or the like (not shown). , 20, a facility plate 33 having, for example, an air conditioning louver 32 is mounted. Equipment other than the air conditioner 30 can also be attached to the rectangular frame 12 in the same manner. For example, as shown by the one-dot chain line or two-dot chain line in FIG. 5, the equipment plate 33 to which the speaker 40 is attached or the sprinkler 60 is attached. The equipment plate 33 can be mounted similarly.
That is, as shown in FIGS. 7 and 8, the equipment plate 3
It can be fixed by the fixing screw 15 penetrating the mounting hole 33b provided in the mounting piece 33a erected at the end of 3 and the mounting hole 13e provided in the base 13 of the frame member 11 of the rectangular frame 12.

Next, a procedure for assembling the equipment assembly unit 10 configured as described above will be described. Here, the case where the equipment is the air conditioner 30 will be described.

First, the frame member 11 is framed into a rectangular shape to form a rectangular frame 12. Next, as shown in FIGS. 7 and 8, the equipment plate 33 is inserted from below the rectangular frame 12, and penetrates through the mounting hole 13e of the base portion 13 of the frame member 11 into the mounting hole 33b provided in the mounting piece 33a. The equipment plate 33 is fixed by the fixing screws 15 that are screwed together.
At this time, a fall prevention spring (not shown) is attached to the fall prevention spring attachment notch 13d. Next, the upper case 31 having the outlet of the air conditioner 30 from above the rectangular frame 12
Is inserted, and is fixed to the mounting flange 13b with the mounting screw 17. Next, an air conditioning unit (not shown) in which a chamber, a duct mounting opening, and a heat insulating material are integrated is attached above it. Further, the upper case 21 of the lighting device 20 is inserted into both sides of the rectangular frame 12, and the mounting flange 22 of the lighting device 20 and the mounting flange 13b of the rectangular frame 12 are inserted.
And are fastened with mounting screws 17. Then, from below the rectangular frame 12, the lower case 23 including the illuminating lamp 24 of the illuminating device 20 and the reflecting plate or the louver for illumination and the equipment plate 33 including the louver 32 of the air conditioner 30 are inserted and fixed with the fixing screws 15, respectively. By doing
The assembly work is completed (see FIGS. 9 to 11, 13 and 14).

In the above description, the equipment is the air conditioner 3
Although the case where it is 0 has been described, other equipment such as the speaker 40, the smoke detector 50, and the sprinkler 6 are described.
Zero or another lighting device, such as an emergency light 70, can be mounted on the rectangular frame 12 in the same manner as described above.
That is, in the case of the speaker 40, the equipment plate 33 to which the speaker 40 is attached in advance is screwed to the rectangular frame 12 (see FIG. 12), and the smoke detector 50 and the sprinkler 60 are attached.
Similarly, for the emergency light 70, the smoke detector 50, the sprinkler 60, or the equipment plate 33 to which the emergency light 70 is attached in advance is fixed to the rectangular frame 12 with the fixing screw 15. It is possible to form the equipment collective unit 10 in which the above are integrated. In this case, the solid equipment plate 33 may be screwed to the equipment assembly unit that does not require equipment. Further, instead of the emergency light 70, the lighting devices 2 on both sides
The same lighting device 20 as 0 can be attached. The form of the equipment assembly unit 10 configured in this way is shown in FIG.
5 (a) to (g).

Therefore, the equipment assembly unit 10 configured as described above has a structure in which the lighting equipments 20 and 20 are arranged on both sides of the rectangular frame 12 and any equipment is arranged between them. , Lighting equipment 20, 20
Can be combined with any equipment to form a unit, and the presence of the equipment can be reduced by the illumination light from the illumination equipment 20, 20 on both sides, thus improving the appearance of the ceiling surface. Can be planned.

As shown in FIGS. 1 and 3, the equipment assembly unit 10 assembled as described above has a support fitting between two opposing ceiling bars 6 and 6 in a rectangular space 7 formed by the ceiling bars 6. It is mounted between two parallel support bars 6a, 6a which are erected with 5a, and is arranged between ceiling panels 8, 8. In this case, the equipment assembly unit 1
As shown in FIGS. 16 to 19, 0 is a plurality of piece-shaped attachment members 16 fixed by snap engagement in through holes 6b formed in the top surface of the support bar 6a having an inverted U-shaped cross section.
Thus, the support bar 6a can be easily fixed at a predetermined position.

As shown in FIG. 18, the mounting member 16 for fixing the equipment assembly unit 10 has a support bar 6a at the center of the lower surface of the horizontal substrate 16a placed on the top surface of the support bar 6a.
In addition to having a bulge fixing projection 16b of two splits that snap fits into a through hole that is bored in, a positioning projection 16c is provided at the center of the upper surface of the horizontal substrate 16a, and one side of the horizontal substrate 16a. The holding piece 16d is bent at a right angle so as to contact the side wall of the support bar 6a from the side, and
6d has a rising piece 16e having a spring property that is bent from the lower end of 6d and stands upright in the vertical direction, and protrudes from the upper end of the standing piece toward the positioning projection side, and the upper surface is a guide surface with a downward slope toward the tip. It has a locking claw 16g that becomes 16f. The mounting member 16 thus configured is formed of a plastic member such as polyethylene resin. The mounting member 16 has a bulge fixing projection 16b snap-fitted and fixed in the through hole 6b of the support bar 6a. In this state, the equipment assembly unit 10 is inserted from above between the support bars 6a, 6a, By moving the supporting flange 13a of the rectangular frame 12 downward along the guide surface 16f, the locking claw 16g and the upright piece 16e are pushed outward and the positioning hole 13 of the supporting flange 13a is expanded.
When f is fitted to the positioning projection 16c, the locking claw 16
g and the standing piece 16e return to the original position and the locking claw 16g
Is located above the supporting flange 13a, and prevents the equipment assembly unit 10 from being pulled out upward (see FIG. 19).
Therefore, the equipment assembly unit 10 can be easily attached without the need for fixing means such as screwing or riveting, and the equipment can be accurately attached to the predetermined position. It is possible to obtain an effect that it is possible to prevent later lifting and movement.

Further, since the rectangular frame 12 of the equipment assembly unit 10 arranged as described above is provided with the locking portion 14 for erection of the ceiling panel, this locking portion 1
4 and the ceiling bar 6 on the locking portions 14a provided on the ceiling bar 6.
The ceiling panel 8 and the equipment assembly unit 10 can be easily arranged on the same plane.
The ceiling panel 8 installed between the equipment assembly unit 10 and the ceiling bar 6 is a rectangular frame 1 of the equipment assembly unit 10.
By the fall prevention spring 80 that protrudes through the notch 13d provided in 2, the upward movement and movement are prevented.

The ceiling panel 8 has a large number of small holes 8a,
It is composed of a trapezoidal metal surface plate 8b having holes 8a formed therein, and a heat insulating / sound absorbing material 8c such as glass wool disposed on the back surface of the surface plate 8b.

In the above embodiment, the case where the equipment assembly unit 10 is arranged in the center of the rectangular space 7 has been described.
The equipment assembly unit 10 does not necessarily have to be arranged at the center of the rectangular space 7, and can be arranged at any place between the ceiling panels 8 and 8.

[0025]

As described above, since the system ceiling of the present invention is configured as described above, the following effects can be obtained.

1) A pair of lighting equipments, which are arranged on both sides of a rectangular frame, and a facility equipment, which is replaceable between the lighting equipments. Since it is configured with, it is possible to assemble the equipment collective unit in advance at the factory etc. and simplify the construction at the site, and it is possible to reduce the number of components, etc. Moreover, the lighting equipment and any equipment can be freely installed. Can be combined with.

2) By disposing the facility equipment between the lighting equipments arranged on both sides, the presence of the facility equipment can be reduced by the light of the illumination of the lighting equipment, so that the appearance of the ceiling surface can be improved. ..

[Brief description of drawings]

FIG. 1 is a perspective view of a system ceiling of the present invention viewed from the back of the ceiling.

FIG. 2 is a perspective view showing a state in which a system ceiling is looked up.

FIG. 3 is a perspective view showing a main part of the present invention.

FIG. 4 is an exploded perspective view showing an equipment assembly unit according to the present invention.

FIG. 5 is an exploded perspective view showing a state where the equipment of the equipment assembly unit is attached.

FIG. 6 is an exploded perspective view showing a rectangular frame of the equipment assembly unit.

FIG. 7 is an exploded perspective view showing a mounting state of a rectangular frame and equipment.

FIG. 8 is a perspective view showing a mounting state of the rectangular frame and the equipment.

FIG. 9 is a front view of the equipment assembly unit.

10 is a cross-sectional view taken along the line AA of FIG.

11 is a cross-sectional view taken along the line BB of FIG.

FIG. 12 is a cross-sectional view of a mounting portion of another facility device in the same state as in FIG.

13 is a cross-sectional view taken along the line CC of FIG.

14 is a view taken along the line DD of FIG.

FIG. 15 is an explanatory diagram showing a modified example of the equipment assembly unit according to the present invention.

FIG. 16 is an exploded perspective view showing a mounted state of a rectangular frame.

FIG. 17 is an exploded perspective view showing a cross section of a mounting portion of a rectangular frame.

FIG. 18 is a perspective view showing a mounting member of a rectangular frame.

FIG. 19 is a cross-sectional view showing a mounting portion of a rectangular frame.

[Explanation of symbols]

 1 Ceiling slab 4 Suspended metal fittings 6 Ceiling bar 7 Square space 8 Ceiling panel 10 Equipment assembly unit 12 Square frame (square frame) 20 Lighting equipment 30 Air conditioning equipment 33 Equipment plate 40 Speaker 50 Smoke detector 60 Sprinkler 70 Emergency light

Claims (2)

[Claims] 1. A system ceiling in which a ceiling panel is installed between a plurality of ceiling bars suspended by suspension means suspended from a ceiling slab, and the system ceiling is arranged at an arbitrary position between the ceiling panels. A system ceiling, characterized in that the equipment assembly unit is composed of a pair of lighting devices arranged on both sides of a rectangular frame, and equipment devices arranged in a replaceable manner between these lighting devices. 2. The system ceiling according to claim 1, wherein the facility equipment is any one of an air conditioner, a speaker, a smoke detector, a sprinkler, another lighting equipment, and a solid equipment plate.