JP3193849B2 - Unit room ceiling structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ceiling structure for a unit room, and more particularly to a technique for fixing a plurality of divided ceiling panels.

[0002]

2. Description of the Related Art Conventionally, this kind of unit room 1 '
A plurality of wall panels 7 are connected in a rectangular shape in a plan view, and two divided ceiling panels 8 ', 8' are arranged in a portion surrounded between upper end portions 7a of the wall panels 7, and the ceiling panels 8 ', 8 It is known to fix them together using a screw 40 and a nut 41. For example, as shown in FIG. 11B, projecting pieces 42 projecting upward are provided at opposing portions of the ceiling panels 8 ', 8', respectively, and these projecting pieces 42 are overlapped with the backup material 26 therebetween. The projecting pieces 42 are fixed to each other by using a screw 40 and a nut 41. For fixing the ceiling panels 8 ′ and 8 ′, for example, a working opening (not shown) is provided in a part of the ceiling, and the divided ceiling panel 8 ′ is temporarily placed on the upper end of the wall panel 7. It is common to perform a fixing work at the ceiling 33 through a working opening. Also, by dividing the ceiling panel 8 'into two,
There is a merit that it is easy to handle in construction.

The method of fixing the wall panel 7 and the ceiling panel 8 'is, for example, as shown in FIG. 11 (a), by suspending the hanging piece 1 from one edge of the ceiling panel 8' facing the wall panel 7.
3 is formed in a hanging manner, and the hanging piece 1 is attached to the upper end 7a of the wall panel 7.
3 and the hanging piece 13 of the ceiling panel 8 'is attached to the rising piece 14 with the upper edge of the rising piece 14 in contact with the lower surface of the end of the ceiling panel 8'. The hanging piece 13 and the rising piece 14 are suspended from the outside, and are fixed to each other with screws 15. In the figure, reference numeral 16 denotes a peripheral edge having elasticity, and reference numeral 80 denotes a heat insulating material.

[0004]

However, in the prior art,
The fixing of the wall panel 7 and the ceiling panel 8 'can be performed from the room A side, but the fixing of the ceiling panels 8', 8 'needs to be performed at the ceiling 33, which is extremely troublesome. Poor sex. Moreover, as shown in FIG. 10, it is necessary to secure an effective working space G of about 300 to 400 mm in the ceiling space 33 between the building frame 11 and the ceiling panel 8 ', so that the ceiling height of the unit room 1' is increased. There is also a problem that it is not possible to sufficiently cope with the demand for the unit room 1 'and to upgrade the unit room 1'.

The present invention has been made in view of the above-mentioned conventional problems, and an object of the present invention is to easily and accurately fix ceiling panels from the indoor side without using conventional screws and nuts. It is possible to provide a ceiling structure of a unit room that does not need to secure a large effective working space behind the ceiling, and the other purpose is to secure a constant joint width between ceiling panels.
An object of the present invention is to provide a ceiling structure of a unit room that can more reliably prevent a ceiling panel from lowering and waving.

[0006]

According to a first aspect of the present invention, a plurality of wall panels 7 are connected in a rectangular shape in a plan view, and are surrounded by upper end portions 7a of the wall panels 7. A plurality of ceiling panels 8 and 9 are arranged on the portion where the ceiling panels 8 and 9 are opposed to the wall panel 7 with a fixture 15 and one of the portions where the ceiling panels 8 and 9 are opposed to each other. Is provided with a rising portion 22 protruding from the upper surface side of the ceiling panels 8 and 9, and the other is provided with a hook portion 23 which is hooked from above on the upper end portion of the rising portion 22, and the rising portion 22 and the hook portion 23 form a ceiling panel. be engaged with each other. 8 and 9 to each other
On the other hand, on the outer surface side of the flange portion 24 of one ceiling panel 8
A backup material 26 is disposed at the rising portion 22 and one side.
Flange 24 of the ceiling panel 8 and the backup material 26
It is superimposed and the flathead screw 30 is
The backup material 26 has been inserted and fastened.
Fix the flange 25 and the hook 23 of the other ceiling panel 9
Recess 35 into which the head 32a of the screw 32 for fixing
Is provided . By fixing the facing portions of the ceiling panels 8 and 9 in such a manner that the rising portions 22 and the hook portions 23 are hooked, the work of pushing down the ceiling panels 9 from the ceiling back 33 can be performed. Since the members 9 can be easily fixed from the room A side, the fixing work in the narrow space of the ceiling back 33 becomes unnecessary, and it is not necessary to secure a large effective working space in the ceiling back 33.

According to a second aspect of the present invention, a hanging piece 13 is formed from one end of the ceiling panels 8 and 9 facing the wall panel 7, and the hanging piece 13 is formed on an upper end 7 a of the wall panel 7. The rising piece 14 facing the piece 13 is erected, and the hanging piece 1
3 and the rising piece 14 are fixed from the room A side by the fixture 15, so that the wall panel 7 is fixed from the room A side.
And the ceiling panels 8, 9 can be fixed, and the ceiling panels 8, 9 can be fixed to each other from the room A side, so that the workability is further improved.

According to a third aspect of the present invention, a backup material 26 whose bottom surface is a joint bottom is interposed between the joints 27 between the ceiling panels 8 and 9 according to the first aspect, and a sealing material 28 is filled in the joints 27. Is characterized by the fact that
The joint width between the ceiling panels 8 and 9 can be kept constant by the backup material 26, and the ceiling panel 8 and 9 is not lifted even if it is pushed from below by the sealing material 28, so that the function as the ceiling is sufficient.

According to a fourth aspect of the present invention, reinforcing members 22A and 23A separate from the ceiling panels 8 and 9 are attached to portions of the ceiling panels 8 and 9 facing each other. , 23A, the rising part 22 and the hook part 2
3 for the ceiling panel processing, without changing the current processing method, and by adding the reinforcing members 22A and 23A, the rising portion 2 is formed.
In addition to the method of hooking the hook 2 and the hook portion 23, the reinforcing effect of the reinforcing members 22A and 23A on the ceiling panels 8 and 9 can more reliably prevent the ceiling panels 8 and 9 from lowering and waving. become.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below as a ceiling structure of a sanitary unit room 1 in which a shower room 2 and a washroom 3 are unitized. As shown in FIGS. 2 and 3, the sanitary unit room 1 is formed in a box shape having a shower room 2 and a washroom 3 in which a washstand 4 and a toilet 5 are installed, and floor panels are used as main components. 6, a plurality of wall panels 7 connected in a rectangular shape in a plan view, three ceiling panels 8, 9 arranged in a portion surrounded between upper end portions 7a of the wall panels 7, and a door 10 as a fitting Are used. Reference numeral 11 in FIG. 2 denotes a building frame.

As shown in FIGS. 4 and 5, the ceiling panels 8 and 9 are provided with a shower-side ceiling panel 8 serving as a ceiling surface of the shower room 2 and a ceiling surface of the washroom 3 as shown in FIGS. The ceiling panel 8 is divided into a wash-side ceiling panel 8 and a center-side ceiling panel 9. The ceiling panels 8 on the shower side and on the wash side (hereinafter, simply referred to as “ceiling panels 8 on both sides”) have a symmetrical structure.
A hanging piece 13 is formed on each of three sides 8a to 8c facing the wall panel 7 and two sides 9a and 9b facing the wall panel 7 of the ceiling panel 9 on the center side.
Each has a horizontally elongated screw hole 15 formed therein.

On the other hand, the upper end 7a of the wall panel 7 is
As shown in the figure, a rising piece 14 facing the hanging piece 13 is erected, and the upper edge of the rising piece 14 is attached to the ceiling panels 8 on both sides.
The same applies to the lower surface of the end portion of the ceiling panel 9 on the center side, and the hanging pieces 13 of the ceiling panels 8 on both sides are positioned outside the rising pieces 14 in the state where the hanging pieces 13 are located. And a screw 15 passing through the screw hole of the rising piece 14 can be screwed from the room A side to fix the hanging piece 13 and the rising piece 14 to each other. A resilient surrounding edge 16 is provided between the lower surface of the end of each of the ceiling panels 8 and 9 and the upper end 7a of the wall panel 7.
The surrounding edge 16 forms a watertight structure between the wall panel 7 and each of the ceiling panels 8 and 9 facing each other.
In FIG. 1, reference numeral 80 denotes a heat insulating material.

The remaining one side 8d excluding the three sides 8a to 8c fixed to the wall panel 7 of the ceiling panel 8 on both sides includes:
As shown in FIG. 7A, a rising portion 22 protruding toward the upper surface side of the ceiling panel 8 is added, while two sides 9a and 9b fixed to the wall panel 7 of the ceiling panel 9 on the center side are added. The remaining two sides 9c and 9d are respectively provided with the rising portions 2 described above.
A hook portion 23 to be hooked from above is added to the upper end of the upper panel 2, and the ceiling panels 8 and 9 are engaged with each other by the rising portion 22 and the hook portion 23. In other words, on one side 8d of the ceiling panel 8 on both sides, a flange portion 24 that is bent upward over the entire length thereof is formed, and the rigid reinforcing member 2 that becomes the rising portion 22 on the inner surface side of the flange portion 24 is formed.
2A is arranged. The reinforcing member 22A is formed in an elongated shape having an inverted L-shaped cross section extending over substantially the entire length of the flange portion 24 of the ceiling panel 8 on both sides.
The upper part protrudes above the upper end of the collar part 24 and projects horizontally toward the inside of the ceiling panel 8 in contact with the inner surface of the hook part 2.
3 functions as a rising portion 22 for supporting a load.

A flat backup member 26 is arranged on the outer surface of the flange 24 of the ceiling panel 8. The backup material 26 is used to secure the joint width of the sealing material 28, and is formed in a thin plate shape extending over substantially the entire length of the flange 24 of the ceiling panel 8.
The lower surface 26a of the backup material 26 functions as a joint bottom when filling the seam 27 between the 9 with the sealing material 28. Then, the lower part of the reinforcing member 22A to be the rising part 22, the flange part 24 of the ceiling panel 8 and the backup material 26 are overlapped, and each member 22A, 24, 26
A countersunk screw 30 is inserted from the side of the backup material 26 into the screw holes 17 to 19 formed respectively, and fastened with a nut 31.

On the other hand, two sides 9c of the ceiling panel 9 on the center side
In (9d), as shown in FIG. 7 (b), a brim portion 25 which is bent upward over the entire length thereof is formed, and a rigid reinforcing member which becomes a hook portion 23 on the inner surface side of the brim portion 25 is formed. 23A are arranged. The reinforcing member 23 </ b> A is formed in a longitudinal shape having a substantially inverted L-shaped cross section that extends over substantially the entire length of the brim portion 25 of the ceiling panel 9, with the lower portion in contact with the inner surface of the brim portion 25 and the upper portion with the brim It protrudes above the upper end of the portion 25 and horizontally protrudes toward the outside of the ceiling panel 9, and this horizontal portion functions as the hook portion 23. Then, the lower portion of the reinforcing member 23A serving as the hook portion 23 and the flange portion 25 of the ceiling panel 9 are overlapped, and the screw holes 2 formed in the two 23, 25 are formed.
Screws 32 are inserted through the reinforcing members 23 </ b> A through the nuts 0 and 21 and fastened with nuts 33.

Next, an example of a method of constructing the ceiling panels 8 and 9 having the above configuration will be described. First, as shown in FIG. 8, the ceiling panels 8 on both sides are temporarily placed on the upper end portion 7a of the wall panel 7, respectively, and then the center ceiling panel 8 is inclined to be surrounded by the ceiling panels 8 on both sides. Through the space 33
Once, and horizontal at the back of the ceiling 33 in the direction of arrow B in FIG.
The hooks 23 on both ends of the ceiling panel 9 on the center side are respectively hooked on the rising portions 22 of the ceiling panels 8 on both sides, and the ceiling panel 9 on the center side is placed between the ceiling panels 8 on both sides. Can be set easily. At this time, the backup material 26 located on the outer surface of the flange 24 of the ceiling panel 8 on both sides is fixed to the flange 24 by the flathead screw 30 (FIG. 7A). Are formed flat, and the backup material 26
Is provided with a concave portion 35 (FIG. 7 (a)) which is opened upward, and the concave portion 35 has a hook portion 2 of the ceiling panel 9 on the center side.
By inserting the head 32a of the screw 32 for fixing the 3, the flange 25 of the ceiling panel 9 on the center side can be brought into close contact with the backup material 26 of the ceiling panel 8 on both sides without any gap. The same fixing effect as the fixing method using screws and nuts can be obtained.

When the ceiling panels 8, 9 are fixed to the wall panel 7, as in the conventional case, the hanging pieces 13 hanging from the ends of the ceiling panels 8, 9 and the upper end of the wall panel 7 as shown in FIG. It can be performed by facing the rising piece 14 erected on the part 7a and fixing it with screws 15 from the room A side,
Further, by fitting the elastic surrounding edge 16, the facing portions of the ceiling panels 8, 9 and the wall panel 7 can be fixed in a watertight structure.

When the ceiling panel 9 on the center side is set, the ceiling panel 9 is not raised with respect to the ceiling panels 8 on both sides, and each of the ceiling panels 8, 9 and the wall panel 7 are accommodated in parallel. (Instead of the non-parallel state indicated by the imaginary line R in FIG. 9A, but the parallel state indicated by the solid line Q in FIG. 9A), and the ceiling panel 8 in FIG. 9B. The ceiling panels 8 and 9 are fixed to the wall panel 7 after confirming that the width of the joint 27 between the first and second panels 9 is uniform.

As described above, instead of using the conventional fixing method using screws and nuts, the hooking method of the rising portion 22 and the hook portion 23 is used, so that the work of pushing down the ceiling panel 9 on the center side from the ceiling back 33 is performed. By simply performing the above, the ceiling panel 9 on the center side and the ceiling panels 8 on both sides can be easily and reliably fixed, so that the construction can be saved. In addition, since the fixing work between the wall panel 7 and the ceiling panels 8 and 9 and the fixing work between the ceiling panels 8 and 9 can be performed from the room A side, the screw fixing work in the narrow space of the ceiling back 33 is unnecessary. Accordingly, it is not necessary to secure a large effective working space in the ceiling back 33, and even if there is no effective working space in the ceiling back 33, the space where even the ceiling panels 8 and 9 can be installed on the wall panel 7 (100 mm) degree)
If there is, a structure that can perform an effective function as a ceiling can be achieved, and furthermore, by narrowing the ceiling back 33, it is possible to respond to a request to increase the ceiling height, which leads to an upgrade of the unit room 1. .

Furthermore, since the load on the ceiling panel 9 on the center side is received by the rising portions 22 of the ceiling panels 8 on both sides, there is no problem of unevenness in the finish due to the waving of the ceiling panel 9, and the accuracy of the finish due to the skill of the worker is improved. Since there is no possibility that a difference occurs, the construction accuracy is enhanced, the accommodation of the ceiling panels 8 and 9 divided into a plurality of pieces is extremely improved, and the same finishing accuracy as the conventional fixing method using screws and nuts is obtained. In particular, a rigid reinforcing member 22A serving as a rising portion 22 is provided on the ceiling panel 8 on both sides, and a rigid reinforcing member 23A serving as a hook portion 23 is provided on the center ceiling panel 9.
For the ceiling panel processing, without changing the current processing method, the reinforcing members 22A, 23A
A, a method of hooking the rising portion 22 and the hook portion 23 can be realized, and the ceiling panels 8, 9 are reinforced by the reinforcing members 22A, 23A.
It is possible to more reliably prevent the occurrence of undulation and undulation.

Further, a joint 27 between the ceiling panels 8 and 9 is provided.
When the sealing material 28 (FIG. 1) such as silicon is filled from the room A side into the room A, since the silicon material between the ceiling panels 8 and 9 is secured in advance by the backup material 26, the joint width is equalized. And seam 2
By filling the ceiling material 7 with the sealing material 28, even if the ceiling panels 8, 9 are pushed from below, the ceiling panels 8 and 9 are not lifted, and the function as the ceiling is sufficient.

In the above embodiment, the ceiling panel 8,
Although the case where 9 is divided into three has been described, a ceiling panel which is divided into two may be used. In this case, the rising portion 22 is provided on one ceiling panel, and the hook portion 2 is provided on the other ceiling panel.
3 and the ceiling panel provided with the rising portion 22 is temporarily placed on the wall panel first, and then the hook portion 23 is provided.
The other ceiling panel provided with is provided from behind the ceiling, and the hook portion 23 may be hooked on the rising portion 22. Therefore, the ceiling panel can be divided into an arbitrary number according to its size, and the ceiling structure according to the present invention can be applied to any number of divisions.

Further, a reinforcing member 22A serving as the rising portion 22 is provided.
Is fixed to the ceiling panel 8 and the reinforcing member 23A serving as the hook portion 23 is fixed to the ceiling panel 9. However, the present invention is not limited to this. The reinforcing members 22A and 23A are omitted, and the reinforcing member 22A is attached to the ceiling panel 8. A member having the function of the rising portion 22 having the same shape as that of the reinforcing member 23A may be integrally formed on the ceiling panel 9, and a member having the function of the hook portion 23 having the same shape as the reinforcing member 23A may be integrally formed.

[0024]

As described above, according to the first aspect of the present invention, a plurality of wall panels are connected in a rectangular shape in a plan view, and a plurality of ceiling panels are arranged in a portion surrounded between upper end portions of the wall panels. Then, the facing part of the ceiling panel and the wall panel is fixed with a fixture, and a rising part protruding toward the upper surface side of the ceiling panel is provided on one of the parts where the ceiling panels face each other, and the other part of the rising part is provided on the other side. A hook portion that is hooked from above is provided at the upper end, and the ceiling panels are engaged with each other by the rising portion and the hook portion. Therefore, the opposing portions of the ceiling panels can be engaged without using conventional screws and nuts. And the load on one ceiling panel can be received by the rising part of the other ceiling panel at the opposite part of the ceiling panels, so that the finish of the ceiling panel due to waving Not a problem that can, because there is fear does not cause a difference in the finish accuracy by the operator of skilled,
The installation accuracy is enhanced, and the installation of the ceiling panel divided into a plurality of pieces becomes extremely good, and the same finishing accuracy as the conventional fixing method using screws and nuts can be obtained. In addition, instead of the conventional screw fixing method, the hooking method of the rising part and the hook part is adopted, so that the ceiling panels can be easily and securely fixed to each other simply by pushing down the ceiling panel from behind the ceiling. In addition, it is possible to reduce the construction work and fix the ceiling panels to each other from the indoor side, which eliminates the need for fixing work in narrow places under the ceiling, thereby securing a large effective work space in the ceiling. No need,
As long as there is enough space to install the ceiling panel on the wall panel, the ceiling panel can function effectively. In addition, by reducing the space above the ceiling, it is possible to meet the demand for increasing the ceiling height of the unit room, and it is possible to upgrade the unit room. In addition, the rising section and
When engaging the ceiling panels with each other with the
Backing material is provided on the outer surface of the flange of one ceiling panel
It is arranged, and the rising part and the flange
Backup material is superimposed on the backup material
Side and fastened to the above backup material
Is used to fix the collar and hook of the other ceiling panel.
There is a recess for the head of the screw
One ceiling panel backup material to the other ceiling
One that can make the brim of the panel adhere tightly
It is.

According to a second aspect of the present invention, a hanging piece is formed from one end of the ceiling panel facing the wall panel, and a rising piece facing the hanging piece is formed at an upper end portion of the wall panel. Since the hanging piece and the rising piece are fixed from the indoor side with a fixture, in addition to the effect of claim 1, the wall panel and the ceiling panel can be fixed from the indoor side, The work of fixing the ceiling panels can be performed from the indoor side, and further reduction in construction can be realized.

According to a third aspect of the present invention, a backup material having a lower surface serving as a joint bottom is interposed between seams between the ceiling panels of the first aspect, and a sealing material is filled in the seam. In addition to the effect, the joint material width between the ceiling panels can be kept constant by the backup material, and the ceiling material is not lifted even if the ceiling panel is pushed from below by the sealing material, so that the function as the ceiling is sufficient.

According to a fourth aspect of the present invention, a reinforcing member separate from the ceiling panel is attached to a portion where the ceiling panels of the first aspect are opposed to each other, and a rising portion and a hook portion are respectively formed by the reinforcing members. With this configuration, in addition to the effects described in claim 1, for the ceiling panel processing, a hooking method between the rising portion and the hook portion can be adopted by adding a reinforcing member without changing the current processing method, and furthermore, the reinforcing member can be used. The ceiling panel can be reliably prevented from lowering or waving due to the reinforcing effect of the ceiling panel, and can sufficiently fulfill the function as the ceiling.

[Brief description of the drawings]

FIG. 1 is a partially omitted sectional view showing an example of an embodiment of the present invention.

FIG. 2 is a side sectional view of the same unit room.

FIG. 3 is a plan sectional view of a unit room of the above.

FIG. 4 is an external view of a main part of the unit room.

5 (a) to 5 (c) are perspective views of a ceiling panel divided into three parts in the above embodiment.

FIG. 6 is a perspective view illustrating an arrangement state of ceiling panels on both sides of the same.

7A is an exploded perspective view of the vicinity of a rising portion of the ceiling panel on both sides, and FIG. 7B is an exploded perspective view of the vicinity of a hook portion of the ceiling panel on the center side.

FIG. 8 is an explanatory diagram of a setting operation of the center side ceiling panel in the above.

9A is a plan view illustrating a most suitable arrangement state of a ceiling panel and a wall panel, and FIG. 9B is a perspective view illustrating a joint width between the ceiling panels.

FIG. 10 is a cross-sectional view illustrating the space above the ceiling of a conventional unit room.

11A is an enlarged sectional view of a portion E in FIG. 10, and FIG.
FIG. 11 is an enlarged sectional view of a portion D in FIG. 10.

[Explanation of symbols]

 Reference Signs List 7 wall panel 8, 9 ceiling panel 13 hanging piece 14 rising piece 15 fixing tool 22 rising part 22A reinforcing member 23 hook part 23A reinforcing member 26 backup material 28 sealing material

Continuation of the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E04H 1/12 301 E04B 9/04 E04B 9/30

Claims (4)

(57) [Claims] 1. A plurality of wall panels are connected in a rectangular shape in a plan view, a plurality of ceiling panels are arranged in a portion surrounded between upper end portions of the wall panels, and a facing portion between the ceiling panel and the wall panels is fixed. A rising portion protruding toward the upper surface of the ceiling panel is provided on one of the portions where the ceiling panels face each other, and a hook portion is provided at the upper end of the rising portion to be hooked from above, and When engaging the ceiling panels with each other at the
Backup material is placed on the outer surface of the
And the backing material with the brim of one ceiling panel
Stacked, insert countersunk screws from backup material side
The backup material has the other ceiling
Screw head for fixing the collar and hook of the panel
The ceiling structure of the unit room, characterized by being provided with a recess into which the air enters . 2. A hanging piece is formed from one edge of the ceiling panel facing the wall panel, and a rising piece facing the hanging piece is erected at an upper end of the wall panel, and the hanging piece and the rising piece are provided. The ceiling structure of the unit room according to claim 1, wherein the ceiling is fixed from a room side by a fixture. 3. The ceiling structure of a unit room according to claim 1, wherein a backup material having a lower surface serving as a joint bottom is interposed between seams between the ceiling panels, and a sealing material is filled in the seams. 4. The ceiling panel according to claim 1, wherein a reinforcing member separate from the ceiling panel is attached to a portion of the ceiling panels facing each other, and a rising portion and a hook portion are respectively formed by the reinforcing members. Unit room ceiling structure.