JPH0540671Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Technical Field] The present invention relates to a ceiling wiring system in which lighting equipment, wiring cables, air conditioning ducts, etc. are arranged on the back surface of the ceiling.

[Background technology] Traditionally, power supply, information cables, etc. were handled using floor ducts installed in the floor, under-carpet wiring systems on the floor, cable racks using the ceiling, etc., but with the rapid advancement of information technology in recent years, With the spread of technology, the amount of wiring for information devices has increased to the extent that conventional wiring methods cannot accommodate them.

In such a situation, it is not possible to move or expand OA terminals in response to business changes using conventional wiring methods, and it is not possible to secure wiring routes in response to future OA, and furthermore, it is difficult to use the conventional wiring system. Then there was the problem of high price.

In addition, wall systems in which wiring runs down from a wiring path in the ceiling to a wiring path in the floor must be firmly fixed between the ceiling and the floor for earthquake resistance considerations. Therefore, conventionally, it was fixed to the ceiling, floor, etc. with screws (for example, wood screws), but this method damages the ceiling and floor, and furthermore, the wall system cannot be easily removed when it is moved. There was a problem.

[Purpose of the invention] This invention was provided in view of the above points, and is capable of responding to the growth and changes of the office.
In particular, to provide a ceiling wiring system in which the wall system can be freely moved and expanded in response to changes in the layout of an office, and in which wiring systems such as ceiling wiring paths and floor ducts in the floor can be connected. The purpose is to

[Disclosure of the invention] (Structure) The present invention is a wiring system that stores wiring such as information cables, power lines, equipment wiring, etc. in a ceiling system in which ceiling materials constituting the ceiling surface, lighting, air conditioning equipment, etc. are arranged. The wiring paths are arranged in a grid or striped pattern on the ceiling, and the wiring path is formed by a wiring duct with an opening on the bottom, and a bottom plate attached to the bottom of the wiring duct so that it can be opened and closed. A wall system that connects the wiring from the wiring path to the floor duct in which information cables, etc. are installed is placed between the ceiling and the floor, and connected wires formed on the wiring path and the floor duct are placed above and below the wall system. The device is characterized in that an engaging portion is provided that detachably engages with the mating portion.

(Example 1) Hereinafter, an example of the present invention will be described with reference to the drawings. FIG. 6 shows a basic configuration diagram of the ceiling wiring system, and first, the overall configuration and construction method shown in FIG. 6 will be explained. A large number of hanging bolts 1 are vertically installed from a slab (not shown) in alignment with the positions of the T-bars. The pitch of this hanging bolt 1 is approximately 330 mm for the lighting fixture 2 (a in the figure).
The ceiling material 3 is approximately 1500 mm (b in the figure). Main T-bars 4 are arranged in accordance with each of the above-mentioned pitches and are suspended by hanging bolts 1. Also,
A cross T-bar 5 is jointed to the main T-bar 4 so as to form a grid pattern with the main T-bar 4.
U-shaped mounting feet 6 are installed along the longitudinal direction of the main T-bar 4 and cross T-bar 5 at the locations where the main T-bar 4 and cross T-bar 5 equipment are installed, and the pitch thereof is approximately 500 mm. It is. Note that the mounting legs 6 are configured to slide along the longitudinal direction of the T-bars 4 and 5. Install air conditioning equipment such as air outlets and suction ports in the planned locations. Main T bar 4
An air conditioning duct 7 having a circular cross section is provided along the longitudinal direction of the air conditioning duct 7. This air conditioning duct 7 is placed on the mounting foot 6 and fixed to the hanging bolt 1. Communication between the air conditioning duct 7 and the room is provided by a down duct 9 via a junction box 8 provided at a key point between the main T-bars 4. This down duct 9 is made up of panels used in partitions and the like. Note that the ceiling material 3 can be removed from the indoor side.

Next, wiring work will be done. A strong electric piping 10 that supplies power to the lighting equipment 2 and a weak electric piping 11 such as communication lines for telephones, OA equipment, etc. are installed separately. These high current pipes 10 and low current pipes 11 are connected to the air conditioning duct 7.
Similarly, the wires are wired on the mounting piece 12 formed inside the side piece of the mounting leg 6 along the longitudinal direction of the main T-bar 4. Further, communication with the indoor side is performed through a down duct 9 via a junction box 8. In this way, the main wiring M is constructed.

In addition, a sub wiring S is perpendicular to this main wiring M.
A junction box 8 is provided at the intersection of the main wiring M and the sub wiring S. The sub-wiring S is provided with attachment legs 6 that are attached between the cross T-bars 5 in the same way as in the case of the main T-bar 4. High current piping 10 and low current piping 1
1 is also wired in the same way. Note that it may be constructed using only the main T-bars 4 in a striped shape.

FIG. 1 shows a perspective view which is the gist of the present invention, and in this embodiment, wiring paths 12 such as high current wiring and low current wiring are arranged in a grid pattern on the ceiling surface.
The embodiment shown in FIG. 1 is different from the embodiment shown in FIG. 6 for convenience.
That is, in the case of FIG. 1, in the wiring path 12,
Lighting equipment and air conditioning ducts are not placed on the same line, but are placed apart from the wiring route 12,
The idea behind installing these lighting equipment and air conditioning ducts is the same.

This will be explained in detail below. Power line of lighting fixture 2,
The wiring path 12 that collectively accommodates and routes the cables 10a for heavy electrical wiring such as equipment wiring for the air conditioning duct 7 and the cables 11a for weak electrical wiring such as information cables and communication lines for OA terminals is made of nonflammable steel plate or the like. ,
As shown in Figure 2, a wiring duct 1 with a roughly U-shaped cross section and a separation band that separates high-power wiring and low-power wiring.
3, and a wiring rack 14 that supports various cables 10a and 11a. This wiring path 1
2 is suspended from the hanging bolt 1, and on both sides of the wiring duct 13 there are mounting pieces 15 on which the ceiling material 3 is mounted.
are integrally formed. On the open lower surface of the wiring duct 13, there is a bottom plate 13 that is opened on one side with the center as an axis.
a, 13b are arranged, and this bottom plate 13a, 13b
The part surrounded by the mounting piece 15 and the mounting piece 15 is the wall system 1.
The recess 22 is engaged with the 7 side. The ceiling material 3 is removably dropped into the opening surface of the ceiling surface from the bottom surface of the opening surface, and the mounting piece 15 is placed on the opening surface of the ceiling surface.
It is listed on. A junction box 8 is provided at the intersection of the wiring path 12 of the main wiring and the wiring path 12 of the sub-wiring, and the joint portion 16 of the junction box 8 is connected mechanically and electrically. It consists of a terminal section. The joint portions 16 include straight joints that connect in the same direction, 90° joints that are used at intersections, and branch joints that branch in four directions. The cables 10a, 11a can be replaced or expanded by opening and closing the bottom plates 13a, 13b, and openings are provided as appropriate so that the lighting equipment 2, etc. can be powered from the wiring path 12.

The storage wall system 17 is used to run wiring from the ceiling to the floor.The interior is hollow, and there are two types: a type that is attached to a column or a wall (fixed wall), and a type that is installed independently from the ceiling to the floor. There are three types of installation types. In addition to the inside of the wall, there are wiring storage spaces at the upper and lower parts, and at the upper and lower ends there are a joint part 18a that connects to the wiring path 12 and a joint part 18 that connects to the floor duct 23 in the floor 24.
b is provided. both joint parts 18a,
18b is connected with a cable 26. Engagement portions 2 of protrusions are provided on the upper and lower surfaces of the wall system 17.
7 and 28 are formed, respectively. Upper engaging part 2
7 removably engages with a concave portion 22 which is an engaged portion of the wiring path 12 in the ceiling 25, and a lower engaging portion 28 is attached to the floor 2 along the floor duct 23.
It engages with an engagement groove 29 formed on the upper surface of 4. In addition, the engagement groove 2 formed on the floor surface
9 is usually covered with a cover 30, and the cover 30 is removed only when it is used.

As shown in FIG. 3, the engaging portion 28 on the lower surface of the wall system 17 is biased by a spring 31 so that it can freely protrude downward, and before the wall system 17 is installed, it is housed inside by the floor surface. The wall system 17 is laterally moved toward the engagement groove 29, and when the engagement groove 29 is reached, the engagement portion 28 protrudes into the engagement groove 29 and engages with the engagement groove 29. The upper engaging portion 27 is fitted into and engaged with the recess 22 of the wiring path 12 . Therefore, wall system 1
7 is a device that can be detachably attached to the wiring path 12 provided on the ceiling 25 at any position, and the wiring path 12 and the floor duct 23 are connected to the wall system 1.
It can be easily connected via 7. Figure 4 shows wiring route 1
2, the wiring paths 12 are arranged in a grid pattern to freely supply power and information to OA equipment on the floor. In addition, in FIGS. 1 and 4, a plurality of lighting fixtures 2, air conditioning ducts 7, air conditioning outlets 33,
A sensor 32, a broadcast speaker, etc. are provided.
Further, in the wiring path 12, power supplies for lighting, equipment (sensors, broadcast speakers), power supplies for OA equipment, information cables, etc. are separately housed. Therefore, the high current wiring and the low current wiring will not come into contact with each other.

FIG. 5 shows a perspective view of an office using a ceiling wiring system, in which power lines and information lines are connected to various OA equipment 42 from cables wired in the ceiling to down ducts, storage wall systems 17, and The water is supplied through a floor duct 23.

[Effects of the invention] As mentioned above, the present invention stores wiring such as information cables, power lines, equipment wiring, etc. in a ceiling system in which ceiling materials, lighting, air conditioning equipment, etc. that make up the ceiling surface are arranged. A wall system is installed on the ceiling and floor where wiring paths are arranged in a grid or striped pattern on the ceiling, and the wiring is connected from the wiring path to the floor duct installed in the floor, where power supply, information cables, etc. are installed. The wall system is provided with engaging portions at the top and bottom of the wall system that removably engage with the engaged portions formed on the wiring path and the floor duct.
The wall system can be installed by simply engaging the engaging portion of the wall system with the engaged portion formed on the wiring path and floor duct, and can be expanded and moved with extremely simple work. In addition, by arranging the wiring paths on the ceiling in a grid or striped pattern, it is possible to lower the wiring from any position using the wall system. It is also possible to connect with the wiring of
Therefore, it has the advantage of being able to respond quickly to the movement and expansion of OA equipment. In addition, the wiring path is formed by a wiring duct with an opening on the bottom, and a bottom plate attached to the bottom of the wiring duct so that it can be opened and closed freely, so it is possible to open the bottom plate and replace or expand the electric wires and cables stored in the wiring path from inside the room. It is something that can be done easily. In addition, the wall system is connected to the ceiling or floor by engaging the engaged part with the engaging part, and there is no need to fix it with screws, etc. as in the past, so there is no damage to the ceiling or floor. , maintenance costs are extremely low, and the aesthetics are not compromised.
Furthermore, it can be fixed very firmly in terms of earthquake resistance, and there is no fear of damage compared to conventional wood screws, especially when subjected to horizontal moving loads.

[Brief explanation of the drawing]

Fig. 1 is a cutaway perspective view of an embodiment of the present invention, Fig. 2 is a sectional view of the same, Fig. 3 a and b are explanatory views of the same,
FIG. 4 is a system configuration diagram of the same as the above, FIG. 5 is a perspective view of the total system of the same as the above office, and FIG. 6 is a configuration diagram of the ceiling wiring system of the same as the above. 3 is a ceiling material, 12 is a wiring path, 23 is a floor duct, 24 is a floor, 25 is a ceiling, and 27 and 28 are engaging portions.

Claims (1)

[Scope of utility model registration request] In a ceiling system where ceiling materials, lighting, air conditioning equipment, etc. that make up the ceiling surface are installed, wiring paths for storing wiring such as information cables, power lines, equipment wiring, etc. are arranged in a grid or striped pattern on the ceiling surface. The wiring path is formed by a wiring duct with an opening on the bottom, and a bottom plate attached to the bottom of the wiring duct so that it can be opened and closed. A wall system for connecting wiring from the wiring path is placed between the ceiling and the floor, and an engagement member is provided at the upper and lower portions of the wall system to removably engage with engaged parts formed on the wiring path and the floor duct. A ceiling wiring system characterized by comprising a section.