JPH0538134U - Suspending structure for ceiling frame material of system ceiling - Google Patents

Abstract

(57) [Summary] [Purpose] To prevent the ceiling frame material from bending. The ceiling frame material can be stably suspended and supported. There is no hindrance when arranging the equipment member in the groove. [Structure] Lateral pieces 6 for mounting the ceiling plate 2 are projected outward on both sides of a lower end portion of a ceiling frame member 1 having a substantially inverted U-shaped cross section. The tip of the lateral piece 6 is folded back to the upper surface side to form the locking portion 6a. The locking pieces 7a on both sides of the hanger 7 that straddles the outer surface side of the ceiling frame material 1 are locked to the locking portions 6a of the lateral pieces 6 so as to be slidable along the longitudinal direction of the ceiling frame material 1.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention is a suspension structure for a ceiling frame material of a system ceiling in which ceiling frame materials are connected in a linear or cross shape and a ceiling plate is arranged between the ceiling frame materials.

[0002]

[Prior Art]

 2. Description of the Related Art Conventionally, a system ceiling has been known in which ceiling frame members 1 are connected in a linear or cross shape and a ceiling plate 2 is arranged between the ceiling frame members 1. In the process leading up to the present invention, the inventor of the present invention considers a ceiling frame member 1 having a substantially U-shaped cross section as shown in FIG. 8, and suspends the upper surface piece of the ceiling frame member 1 with a hanging bolt 23. It was considered that the end portions of the ceiling board 2 should be placed on the horizontal pieces 6 protruding outward from the lower end portions on both sides of the ceiling frame member 1.

[0003]

[Problems to be solved by the device]

 However, in the case shown in FIG. 8, since the ceiling frame member 1 has a wide width and the lower side is opened, when the ceiling plate 2 is placed on the horizontal pieces 6 at the lower end portions of both sides, the ceiling frame member is moved in the arrow direction of FIG. 1 has a drawback that it bends, and since it is supported by a suspension bolt 23 at one point in the center of the upper surface piece of the ceiling frame member 1, there is a problem that the balance is unbalanced and it tends to tilt. Although the insert tool is embedded in the slab in advance, it can be installed at any desired position on the ceiling frame 1 when the existing insert tool cannot be used because of dimensional error in the insert tool and air-conditioning ducts inside the ceiling. However, since the lower end of the hanging bolt 23 projects into the concave groove portion 3 of the ceiling frame member 1, the equipment member is arranged in the concave groove portion 3 of the ceiling frame member 1. In the way of time There is a problem in that.

The present invention has been made in view of the above problems, and an object thereof is to prevent the ceiling frame member from bending and to stably suspend and support the ceiling frame member. Another object of the present invention is to provide a structure for suspending the ceiling frame material of the system ceiling that allows the suspension position to be selected, and does not hinder the disposition of equipment members in the groove.

[0005]

[Means for Solving the Problems]

 In order to solve the problems of the above-mentioned conventional example and to achieve the object of the present invention, the suspension structure of the ceiling frame material of the system ceiling of the present invention has a lower end portion of the ceiling frame material 1 having a substantially inverted U-shaped cross section. A horizontal piece 6 for mounting the ceiling plate 2 outwardly, and the tip of the horizontal piece 6 is folded back to the upper surface side to form a locking portion 6a, which extends over the outer surface side of the ceiling frame member 1. The locking hangers 7 on both sides of the hanging hanger 7 are slidably locked to the locking portions 6a of the lateral pieces 6 along the longitudinal direction of the ceiling frame member 1.

[0006]

[Action]

 Then, a horizontal piece 6 for mounting the ceiling plate 2 outward is projected on both sides of the lower end portion of the ceiling frame material 1 having a substantially inverted U-shaped cross section, and the tip of this horizontal piece 6 is folded back to the upper surface side. To form the locking portion 6a, and the locking pieces 7a on both sides of the hanger 7 straddling the outer surface side of the ceiling frame material 1 are slid along the longitudinal direction of the ceiling frame material 1 to the locking portion 6a of the horizontal piece 6. Since it is freely locked, both ends of the horizontal piece 6 on which the ceiling plate 2 is placed can be reinforced by fitting the locking pieces 7a of the hanger 7 to prevent the ceiling frame member 1 from bending, and the hanger 7 can be prevented. The hanging position can be adjusted by sliding, and the hanging device does not project into the concave groove portion 3 of the ceiling frame material 1 so that it does not interfere with the arrangement of the equipment member 4 in the concave groove portion 3. You can

[0007]

【Example】

 Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the accompanying drawings. The system ceiling is configured by connecting the ceiling frame members 1 in a linear or cross shape and arranging the ceiling plate 2 between the ceiling frame members 1. In FIGS. 4 and 5, the ceiling frame members 1 are cross-shaped. An example of a system ceiling constructed by connecting the ceiling frame members 1 in a straight line is shown in FIG. 6.

The ceiling frame member 1 which is a component of the system ceiling is made of metal and has a substantially U-shaped cross section as shown in FIG. I am doing it. In addition, lateral pieces 6 are provided on the lower portions of both side surfaces of the ceiling frame material 1 so as to project outward, and further, on both side surface pieces of the ceiling frame material 1, engaging projections 21 are provided at a plurality of positions in the longitudinal direction. Is formed outward, and in the embodiment shown in the accompanying drawings, an engaging projection 21 is formed by cutting and raising. The front end of the lateral piece 6 is folded back to the upper surface side to form a laterally U-shaped engaging portion 6a. Here, when the ceiling frame material 1 is formed of an iron plate or the like by folding the tip end of the horizontal piece 6 to the upper surface side, the cut portion can be made invisible from the indoor side, and when a colored steel plate is used. Since the cut surface is not coated with paint, this portion is particularly invisible because it cannot be seen from the indoor side. As shown in FIG. 2, the hanger 7 has a substantially gate shape in which the upper part is bent in a trapezoidal shape, and locking pieces 7a are provided outward at the lower ends of the side pieces 22. Further, the both side pieces 22 are provided with engaging holes 7b. Further, a bolt insertion hole 24 for inserting the hanging bolt 23 is provided in the upper horizontal piece.

Then, the hanger 7 is fitted from the end portion of the ceiling frame member 1 to straddle the hanger 7 on the outer surface side of the ceiling frame member 1 and the locking pieces 7 a on both sides of the hanger 7 are engaged with the lateral piece 6. The hanger 7 is fitted and locked in the stopper 6a, and in this state, the hanger 7 is slid along the longitudinal direction of the ceiling frame member 1 to suspend and support the ceiling frame member 1 at an arbitrary position. Here, the adjustment of the hanging position by the hanging bolt 23 is performed by sliding the hanger 7 in the longitudinal direction of the ceiling frame material 1.

As shown in the embodiment of the present invention, when the ceiling frame member 1 is provided with the engaging protrusion 21 and the hanger 7 is provided with the engaging hole 7b, the engaging protrusion 21 is provided with the engaging hole 7b. By stopping at the place where it is engaged, it is possible to prevent the suspension position of the hanger 7 from shifting. A hanging bolt 23, which is suspended from a structural material such as a slab, is inserted into the bolt insertion hole 24 of the hanger 7, and fixed by a nut 25 as shown in FIG.

As described above, the ceiling frame member 1 is hung from the structural material of the building such as the slab by the hanger 7 and the hanging bolts 23, and the ceiling frame members 1 are connected to each other via the joiner 30 as shown in FIGS. As shown in FIG. 6, they are arranged in a cross shape or connected to each other. Then, the equipment member 4 such as the lighting fixture 4a, the upper end portion of the partition, the air intake port, the air conditioning outlet port, etc. is disposed in the recessed groove portion 3 which is opened at the lower side of the ceiling frame member 1. FIG. 7 shows an example in which the lighting fixture 4a is fitted into the concave groove portion 3 as the equipment member 4. In the figure, 9 is a ballast provided in the lighting fixture 4a, 10 is a reflector, 11 is a socket, and 12 is a lamp. The luminaire 4a is inserted from below into the concave groove portion 3 of the downward opening of the ceiling frame member 1, and is attached to the ceiling frame member 1 from below by means of screws or other attaching means. Therefore, it can be installed and removed from below. In FIG. 7, a slit 13 is provided between the side end of the reflection plate 10 of the lighting fixture 4a and the inner side surface of the ceiling frame member 1, and this slit 13 serves as a slit for air-conditioning suction. In this case, the hanger 7 and the hanging device such as the hanging bolt 23 do not project into the recessed groove portion 3, so that the equipment member 4 is not disturbed when the equipment member 4 is disposed in the recessed groove portion 3 and attached. In addition, the ceiling plate 2 is placed on a portion surrounded by the ceiling frame member 1 or between the ceiling frame members 1 and the ceiling plate 2 is mounted on the horizontal pieces 6 provided on the lower portions of both side surfaces of the ceiling frame member 1. Is.

By the way, the spans of columns and beams of office buildings are 9000 mm, 6400 mm, 6000 mm, 3200 mm, 3000 mm, and the like, and in recent high-rise buildings, 6400 mm or 3200 mm has become the mainstream. On the other hand, partitions are often installed between columns, and the smallest unit in a room is 3200 mm x 3200 mm. Therefore, in order to configure the room in units of 3200 mm × 3200 mm, it is necessary to arrange the ceiling equipment within 3200 mm × 3200 mm and change the layout of various equipment members 4 if the layout is changed. Therefore, in the present invention, the above-described ceiling frame member 1 is arranged in a linear shape or a cross shape according to the module of the building (reference is set to 3200 mm). Specifically, assuming that the module of the building is 3200 mm, the ceiling frame material 1 is linearly or cross-connected by the joiner 30 every 1600 mm, which is a half of 3200 mm, and between the adjacent linear ceiling frame materials 1. The intervals are arranged to be 1600 mm. Then, the lighting equipment 4a which is the equipment member 4 is arranged in the concave groove portion 3 of the ceiling frame material 1 located at the center of the 3200 mm × 3 200 mm module, and the equipment member is provided in the concave groove portions 3 of the ceiling frame material 1 on both sides thereof. The upper end of the partition, which is 4, is arranged.

The small equipment members 5 such as the sprinkler head 5a, various sensors 5b, the speaker 5c, the emergency lighting device 5d, and the downlight are arranged at the connecting portion or the cross portion of the ceiling frame member 1 as shown in FIG. Set up.

[0014]

[Effect of the device]

 According to the present invention, as described above, the lateral pieces for mounting the ceiling board outward are projected on both sides of the lower end portion of the ceiling frame member having an approximately U-shaped cross section, and the tip of the lateral piece is projected. Fold back to the top side to form the locking part, and the locking pieces on both sides of the hanger that straddle the outer surface side of the ceiling frame material can be slid along the longitudinal direction of the ceiling frame material to the locking part of the horizontal piece. Since it is locked, both ends of the horizontal piece on which the ceiling board rests can be reinforced by fitting the locking pieces of the hanger to prevent it from bending, and the hanger can be easily slid to slide it. It is possible to adjust the hanging position on the ceiling frame, and to prevent the hanging device from protruding into the concave groove of the ceiling frame material so that it does not interfere with the arrangement of the equipment members in the concave groove. Wiring and piping work can be done easily.

[Brief description of drawings]

FIG. 1 is a sectional view of the present invention.

FIG. 2 is a perspective view of the above.

FIG. 3 is an exploded perspective view of the above.

FIG. 4 is an overall bottom view of the above.

FIG. 5 is an overall perspective view of the above.

FIG. 6 is an overall bottom view of another embodiment of the above.

FIG. 7 is an enlarged sectional view of the above.

FIG. 8 is a sectional view of a conventional example.

[Explanation of symbols]

 1 Ceiling Frame Material 2 Ceiling Plate 3 Recessed Groove 6 Horizontal Piece 6a Locking Part 7 Hanger 7a Locking Piece 7b Engagement Hole 21 Engagement Protrusion

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification code Internal reference number FI technical display location 9127-2E E04B 5/57 F

Claims (1)

[Scope of utility model registration request] 1. A lateral piece for mounting a ceiling board outwardly on both sides of a lower end portion of a ceiling frame member having a substantially inverted U-shaped cross section,
The tip of this horizontal piece is folded back to the upper surface side to form a locking part,
Suspending the ceiling frame material of a system ceiling in which the locking pieces on both sides of the hanger that straddles the outer surface side of the ceiling frame material are slidably locked to the locking portions of the horizontal pieces along the longitudinal direction of the ceiling frame material. Lowered structure.