JPH0842048A - System ceiling frame - Google Patents

Abstract

PURPOSE:To enhance construction facility and reduce cost. CONSTITUTION:There are provided horizontal parts 6a on the lower end fixed with a ceiling skeleton while their cross section is almost reversely T-shaped. The horizontal parts 6a are positioned on the same plane and laid out in pairs almost in parallel with each other. The horizontal parts 6a located outside are formed substantially in the center between a pair of T-shaped bars 6, which are ceiling board loading parts 6b to which a ceiling board 2 is loaded and the paired T-shaped bars 6. A lighting fitting mounting part 7, whose bottom is open and, which is almost reversely U-shaped, and a connection pat 8, which connects the paired T-shaped bars 6 to the lighting fitting mounting part 7, are formed integrally. Furthermore, there is formed an equipment mounting opening 8a on one side so as to mount an air conditioning air outlet or a speaker, an emergency lighting fitting or the like at least in the connection part 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a system ceiling frame.

[0002]

2. Description of the Related Art FIG. 5 shows a conventional system ceiling frame body. This system ceiling frame body has a horizontal portion 1a at its lower end and is formed in an inverted T shape to form a ceiling frame. The so-called T-bar 1 is fixed, and the T-bar 1 is arranged substantially in parallel with the horizontal portion 1a positioned in the same plane. The horizontal portion 1a of the T-bar 1 is a ceiling plate 2 Is used as the ceiling board mounting portion 1b. Further, in order to attach the equipment 4 such as the lighting fixture 3 and the line diffuser, which is the outlet for air conditioning, and the speaker to such a system ceiling frame, between the pair of T-bars 1,
Further, another T bar 5 is arranged in a pair, the lighting fixture 3 is attached between the other T bar 5 forming the pair, and between one T bar 1 and another T bar 5. A separate space was secured to install the equipment 4 such as the line diffuser and the speaker.

[0003]

However, in the conventional system ceiling frame constructed as described above, in order to attach the lighting equipment 3, the equipment 4 such as the line diffuser, the speaker, etc. Since it is necessary to provide the bar 5, the number of constituent members is increased, and since the ceiling surface is required to have a levelness, it is necessary to secure the levelness between the T bar 1 and another T bar 5. Poor workability,
Therefore, there is a problem that the total cost including the construction becomes high.

The present invention has been made in order to solve the above problems, and an object of the present invention is to provide a low-cost system ceiling frame having excellent workability.

[0005]

In order to solve the above-mentioned problems, the present invention provides an invention as set forth in claim 1, wherein the lower end is provided with a horizontal portion 6a and the cross section is substantially inverted. The T-shaped ceiling portions are mounted on a ceiling plate on which the horizontal portions 6a are located in the same plane and are arranged substantially in parallel to each other, and the horizontal portions 6a located outside thereof are mounted with the ceiling plate 2. Table 6
b, a pair of T-shaped bar portions 6, and a lighting fixture mounting portion 7 that is formed substantially in the center between the pair of T-shaped bar portions 6 and has a bottom surface that is open and has a substantially inverted U-shaped cross section. The pair of T
It is characterized in that the character bar portion 6 and the connecting portion 8 for connecting the lighting fixture attaching portion 7 are integrally formed.

In the invention according to claim 2, in the system ceiling frame according to claim 1, at least one of the connecting portions 8 has an air conditioning outlet 4a, a speaker 4b, and an emergency lighting device. The equipment mounting opening 8a for mounting the equipment 4 such as 4c is formed.

[0007]

As described above, according to the first aspect of the present invention, the horizontal portion 6a is fixed to the ceiling skeleton and is provided at the lower end thereof. 6a
Which are located in the same plane and are arranged substantially in parallel to form a pair, and a horizontal portion 6a located outside thereof is a ceiling plate mounting portion 6b on which the ceiling plate 2 is mounted. Bar section 6
And a lighting fixture mounting portion 7 which is formed substantially in the center between the pair of T-shaped bar portions 6 and has an open lower surface and a cross section of a substantially inverted U shape, the pair of T-shaped bar portions 6 and the lighting fixture. Mounting part 7
Since the connecting portion 8 for connecting and is integrally formed, it is not necessary to parallelize the pair of T-bar portions 6, and the number of constituent members is reduced, so that the workability is improved and the cost is reduced. Moreover, since the lighting fixture mounting portion 7 has a substantially inverted U-shape, if the lighting fixture 3 is attached thereto, the substantially inverted U-shaped portion becomes a reflection plate, and the reflection plate is attached to the lighting fixture 3. Even if it is not provided, the efficiency can be improved.

In the invention according to claim 2, in the system ceiling frame according to claim 1, at least one of the connecting portions 8 has an air conditioning outlet 4a, a speaker 4b, and an emergency lighting device. Since the equipment mounting opening 8a for mounting the equipment 4 such as 4c is formed, the equipment 4 can be easily mounted and the workability is good, and even if the lighting equipment mounting portion 7 and the equipment mounting opening 8a are provided, those Since it is integrally provided, the overall width can be made slim and the design is improved.

[0009]

1 to 4 show an embodiment of a system ceiling frame body of the present invention. This system ceiling frame body comprises a pair of T-shaped bar portions 6 and a lighting fixture mounting portion. 7 and the connecting portion 8 are integrally formed by an extruding member such as an aluminum extruding member.

The T-shaped bar portion 6 has a horizontal portion 6a at the lower end and is formed in a substantially inverted T-shape in cross section. The T-shaped bar portion 6 is provided with a groove at the upper end and is connected to another portion by a connecting metal fitting (not shown). T-shaped bar section 6
It is configured to include a fixing portion 6c for fixing to the ceiling body while being connected to the T-shaped bar portion 6 at a predetermined interval, and the horizontal portion 6a at the lower end thereof is in the same plane. Horizontal parts 6 arranged in parallel and located outside
Reference numeral a denotes a ceiling plate mounting portion 6b for mounting and supporting the ceiling plate 2.

The luminaire mounting portion 7 has a trough-like cross section with a substantially inverted U-shape, and the U-shaped opening 7a side is the lower side, and a substantially central portion between the pair of T-shaped bar portions 6 is formed. Is arranged in parallel with the T-shaped bar portion 6, and has a flat mounting portion 7b for mounting the lighting fixture 3 at the upper end of the central portion thereof.
Both sides of b are formed as a curved curved surface reflector / combined portion 7c, and further, at the lower end thereof, another horizontal portion located in the same plane as the horizontal portion 6a of the T-shaped bar portion 6 is directed outward. It is configured to have a portion 7d.

The connecting portion 8 connects the T-bar portion 6 and the lighting fixture mounting portion 7 by positioning the horizontal portion 6a and another horizontal portion 7d in the same plane. It is located between the reflection plate also functioning part 7c of the mounting part 7 and the T-shaped bar part 6 and is located above the horizontal part 6a of the T-shaped bar part 6 and is substantially parallel to the horizontal part 6a and at the center thereof. Is an air conditioning outlet 4a such as a line diffuser or a speaker 4b,
An equipment mounting opening 8a for mounting the equipment 4, such as an emergency lighting fixture 4c and an air intake, is provided.

In the system ceiling frame constructed as described above, the T-bar portion 6 has the grooved fixing portion 6c, and the other T-shaped bar portion 6 has the other portion.
The ceiling board 2 is mounted on the ceiling board mounting portion 6b, which is a horizontal portion 6a outside the T-shaped bar portion 6, while being connected to the character bar portion 6 and being fixed and supported by the ceiling body. The lighting fixture 3 is attached to the mounting portion 7b of the lighting fixture mounting portion 7, and the air conditioning outlet 4a is further provided in the facility mounting opening 8a.
The desired equipment 4 such as a speaker, a speaker 4b, an emergency lighting device 4c, and an air suction port is attached and installed. In addition,
FIG. 2 shows the equipment 4 attached to the equipment installation opening 8a.
However, the line diffuser 4a, which is an air conditioning outlet,
FIG. 3 shows the speaker 4b, and FIG. 4 shows the case of the emergency lighting fixture 4c.

With this structure, the system ceiling frame of this embodiment does not require parallel work between the pair of T-bar portions 6, and the number of constituent members is reduced, so that construction is possible. Performance is improved, the cost is reduced, and the strength is also improved.
Has a substantially inverted U shape, and therefore, when the lighting fixture 3 is attached to the mounting portion 7b at the center thereof, the reflecting plate / combined portion 7c on the side of the mounting portion 7b serves as a reflecting plate, and the reflecting plate is provided on the lighting fixture 3. Without increasing its efficiency. Further, since the equipment mounting opening 8a is provided, the equipment 4 can be easily mounted and the workability is further improved. Further, since the lighting equipment mounting portion 7 and the equipment mounting opening 8a are integrally formed by extrusion molding, The width of can be made slim and the design is improved.

In the above embodiment, the lighting fixture mounting portion 7 is described as having the flat mounting portion 7b at the upper end thereof, but the present invention is not limited to this, and is shown in FIGS. As shown, the cross section may have any of a substantially semicircular shape and a substantially U-shaped cross section.

[0016]

As described above, according to the first aspect of the present invention, the horizontal portion is fixed to the ceiling body and has a horizontal portion at the lower end thereof, and the cross-section has a substantially inverted T shape. A pair of T-shaped bar portions, which are arranged in parallel with each other in the same plane, and which are arranged in parallel with each other, and the horizontal portions located outside thereof are ceiling plate mounting portions on which the ceiling plate is mounted. A pair of T-shaped bar portions and the lighting fixture mounting portion, which are formed substantially in the center between the pair of T-shaped bar portions and have an open lower surface and a substantially inverted U-shaped cross section. Since the connecting portion to be connected is integrally formed, it is not necessary to parallelize the pair of T-bar portions, and since the number of constituent members is reduced, the workability is improved and the cost is reduced, and its strength is also improved. Furthermore, since the lighting fixture mounting part is approximately U-shaped, install the lighting fixture there. Kere words, becomes a substantially inverted U-shaped portions reflector, the reflector is not provided on the luminaire, it is possible to increase its efficiency.

In the invention according to claim 2, in the system ceiling frame according to claim 1, at least one of the connecting portions is provided with equipment such as an air conditioning outlet, a speaker, and an emergency lighting device. Since the equipment mounting opening for mounting the equipment is formed, the equipment can be easily mounted and the workability is good, and even if the lighting equipment mounting portion and the equipment mounting opening are provided, they are provided integrally, The overall width can be made slim and the design is enhanced.

[Brief description of drawings]

FIG. 1 is a perspective view of an essential part showing an embodiment of a system ceiling frame of the present invention.

FIG. 2 is a side view showing the attachment of an air conditioning outlet as the above equipment.

FIG. 3 is a side view showing the attachment of the speaker as the above equipment.

FIG. 4 is a side view showing the installation of the emergency lighting equipment as the above equipment.

FIG. 5 is a side view showing the mounting of a lighting fixture and equipment on a conventional system ceiling frame.

[Explanation of symbols]

 4 Equipment 4a Air-conditioning outlet 4b Speaker 4c Emergency lighting fixture 6 T-shaped bar portion 6a Horizontal portion 6b Ceiling board mounting portion 7 Lighting fixture mounting portion 8 Connecting portion 8a Facility mounting opening

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Claims (2)

[Claims] 1. A horizontal portion is provided at a lower end of the ceiling structure, which is fixed to the ceiling body, has a substantially inverted T-shaped cross-section, and the horizontal portions are located in the same plane and arranged in parallel to form a pair. , A pair of T-shaped bar portions whose outer horizontal portions are ceiling plate mounting portions on which the ceiling plate is mounted, and substantially the center between the pair of T-shaped bar portions are formed. A system ceiling characterized by integrally forming a lighting fixture mounting part that is open and has a substantially inverted U-shaped cross section, and a coupling part that couples the pair of T-shaped bar parts and the lighting fixture mounting part Frame. 2. The system ceiling frame according to claim 1, wherein at least one of the connecting portions is provided with an equipment mounting opening for mounting equipment such as an air conditioning outlet, a speaker, and an emergency lighting device. .