JPH0598819A - Ceiling structure in unit bath core - Google Patents

Abstract

(57) [Summary] [Purpose] A unit bath core that can improve the design of the ceiling structure of the unit bath core and the height of the ceiling that are configured by integrating the main components of the bathroom in advance. Getting a ceiling structure. [Structure] The ceiling panel 10 has an opening 16 for inspecting the back of the ceiling.
The inspection lid 18 having the structure of forming the above and projecting upward covering the opening is installed. The lighting fixture 22 is attached to the lower surface side of the inspection lid 18, and the illumination cover 24 is attached to the lower side of the opening 16. As a result, the opening for inspecting the back of the ceiling is integrated with the illumination portion so that it cannot be seen from the outside, and the design of the ceiling is improved. Further, since the lighting cover and the inspection cover are configured to be detachable from the lower side, it is possible to make the height of the ceiling portion higher by mounting the lighting cover and the inspection lid after they are inserted into the house.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in the ceiling structure of a unit bath core formed by assembling and integrating main parts of a bathroom.

[0002]

2. Description of the Related Art In a so-called building unit construction method, various parts of a building are unitized and preliminarily constructed at a factory stage, and then such a unit structure is installed at a construction site.

Also in the bathroom portion, a unit bath core in which various members constituting the bathroom are integrated, for example, a floor portion, a bathtub portion, a ceiling portion and the like are used.

FIG. 3 is a view showing the ceiling structure of such a unit bus core, and is a schematic view of the ceiling portion viewed from the lower side.

As shown in the drawing, the ceiling panel 10 is provided with a lighting unit 12 to which a lighting device such as a fluorescent lamp is attached, a ventilation fan 14 for ventilating the inside of the bathroom, and a maintenance inspection of the ceiling above the bathroom. An opening 16 is provided for allowing an operator to put a part or the whole of the body in the ceiling, and an inspection lid 18 for opening and closing the opening 16 is provided.

The structure of the illumination section 12 is as follows.
As shown in FIG. 4, the ceiling panel 10 is projected to the upper side of the ceiling to form a projection 20 for installing a lighting fixture, and the lighting fixture 22 is installed in a space below the projection 20. And to shield the ceiling fixture installation space from below,
The lighting cover 24 is installed substantially flush with the ceiling panel 10.

Japanese Utility Model Publication No. 1-129090 discloses a general mounting structure for a lighting fixture installed on a ceiling.

[0008]

In the conventional unit bath core ceiling structure as shown in FIGS. 3 and 4, the illuminating section 12 and the ventilation fan 14 are provided on the outer surface of the ceiling panel 10.
In addition to the inspection lid 18, the ceiling lid 18 is exposed.
The edge of the is conspicuous, which reduces the design of the ceiling.

Further, as shown in FIG. 4, since a part of the ceiling panel 10 is made to project to the upper side of the ceiling, the whole height of the unit bus core is increased by that part. There is. Therefore, as shown in FIG. 5, when such a conventional unit bus core is installed in a unit house, the height of the unit bus core is adjusted so as not to collide with the ceiling structure at the entrance / exit of the unit house. Had to be configured low. That is, in order to prevent the convex portion 20 of the ceiling panel 10 from coming into contact with the ceiling structure of the unit house, the ceiling panel 10 as a whole had to be configured to have a low height.

In the case of the luminaire disclosed in Japanese Utility Model Publication No. 1-129090, its main body is constructed so as to project above the ceiling portion. Nothing is shown, and no consideration is given to the inspection of the attic part after removal of the body part. Therefore, it cannot be the basis for solving the problems indicated by the present application.

The present invention has been made in view of the above circumstances, and its object is to make the inspection lid portion for inspecting the ceiling above the ceiling invisible and to increase the height of the unit bus core itself. An object is to provide a ceiling structure of a unit bath core that can be constructed high.

[0012]

That is, the invention according to claim 1 is premised on a ceiling structure of a unit bath core in which a floor part, a bath part, a wall part and a ceiling part of a bathroom are assembled and integrated, and the ceiling part is An opening for inspecting the ceiling under a predetermined size formed on the constituent ceiling panel and the ceiling panel can be placed over the ceiling panel so as to cover the entire surface of the opening. And a lighting fixture which is attached to the lower side of the inspection lid and is housed in the space below the portion of the inspection lid that projects upward from the ceiling panel. And an illumination cover capable of closing the opening and being removable from the lower side, while the invention according to claim 2 is based on the invention according to claim 1, Covering the inspection lid It is characterized in that the packing material to the contact portion of the ceiling panel was Haise in part.

In each of the above inventions, the size of the opening for inspecting the ceiling above which the lighting equipment is installed can be variously set so as to match the size of the entire unit bath core. Also, the design and the number of installed units are not particularly limited, and various types can be selected.

[0014]

According to the first aspect of the present invention, the inspection lid is installed over the ceiling panel from above the ceiling panel in the opening for inspecting the ceiling, and the structure is above the ceiling panel in the above installed state. Is formed so as to project to. Then, the lighting fixture is attached to the lower surface of the inspection lid so that the lighting fixture is housed in the lower space created by the projection formation.

The illumination cover for closing the opening from the lower side and the inspection lid are both detachable from the lower side. Therefore, the above-mentioned opening portion of the ceiling panel is an installation area of the lighting fixture in a normal state, and when the inspection of the ceiling is required, the lighting cover and the inspection lid are removed from the lower side. The opening functions as an opening / exit for an operator's ceiling or an opening for inserting a part of the body.

As a result, in a normal installation state, the opening for inspection and the edge of the inspection lid that closes the opening of the inspection are hidden from the lower side, and the appearance of the ceiling is clean and has a good design. Has become.

Further, when the unit bus core is inserted into the housing unit, it can be inserted with the inspection lid part removed from the unit bus core body side, so that the portion other than the inspection lid of the unit bus core is inserted. It is possible to raise the height to the ceiling of the unit up to the barely lower structure of the entrance / exit of the unit housing. Then, after the unit bath core main body is put in, the ceiling lid can be attached from inside the unit bath core.

On the other hand, according to the second aspect of the present invention, since the packing material is installed between the ceiling panel and the ceiling panel, the steam in the unit bath core penetrates into the back of the ceiling. It is possible to effectively prevent this, and it is possible to effectively prevent deterioration of the ceiling structure of the unit housing due to moisture or the like.

[0019]

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

1 (A) and 1 (B) are sectional views of the characteristic constituent parts of the ceiling structure of the unit bath core according to the present invention. In the explanatory view of the ceiling structure shown in FIG. The AA 'sectional view and the BB' sectional view are respectively shown.

First, as shown in FIG. 2, the ceiling panel 1
The illumination unit 12 and the ventilation fan 14 are installed in the substantially central portion of 0. The installation structure of the illumination unit 12 has a characteristic configuration of this embodiment.

In FIG. 1A, an opening 16 is formed in the ceiling panel 10 at the position where the lighting fixture is installed. The opening portion 16 functions as an opening portion for inspecting the back of the ceiling for an operator to insert his / her body into the back of the ceiling when inspecting the back of the ceiling.

The opening 16 is covered with an inspection lid 18 from above the ceiling. The opening edge of the opening 16 of the ceiling panel 10 is formed by bending upward, and the inspection lid 18 is put on the outside of the upward bending 16a. A packing material 28 is provided between the inspection lid 18 and the upper bent portion 16a of the opening.

The inspection lid 18 is constructed so as to project upward in a state of being covered and installed, and a lower space 30 is formed below the projecting portion. And inspection lid 1
Lighting equipment 22 is attached to the lower surface side of 8, and these lighting equipment 22 are housed in the lower space 30. In addition,
The inspection lid 18 is fixed from the inside of the upper bent portion 16a of the opening 16 by using the screw 34, and thus can be attached and detached by the work from the inside.

Next, a lighting cover 36 is attached to a position below the opening 16. The lighting cover 36 has a general structure using a translucent member, and is installed so as to be easily attached and detached from the lower side, that is, from inside the unit bath core. In this embodiment, it is installed by being locked on a locking metal fitting 38 provided on the inner surface of the opening 16 near the lower side. In this embodiment, as shown in FIG. 1B, the lighting unit 12 and the ventilation fan 14 are continuously arranged in parallel, and the lighting fixtures 22 which are fluorescent lamps are arranged in two rows.
Books are lined up.

As described above, according to this embodiment, the opening for inspecting the attic and the lid for closing the opening are not exposed on the outer surface of the ceiling, and the design of the ceiling is simplified and good. It has become a thing. That is, only the lighting unit 12 and the ventilation fan 14 are installed on the ceiling.

When it is necessary to check the ceiling above the unit bath core for maintenance and inspection, first, the lighting cover 36 is removed from the inside of the unit bath core, and further the screw 34 is removed, so that the inspection lid 18 can be easily carried out. Can also be removed. As a result, all the parts of the inspection lid 18 to which the lighting fixture 22 is attached are opened. That is, the opening 16 provided in the entire illumination unit 12 directly serves as an opening for inspecting the ceiling.
Here, as in the present embodiment, by making the lighting fixture installation area wide, it is possible to secure a wide opening 16 and the work of inspecting the space above the ceiling becomes extremely easy.

Further, since the inspection lid 18 is attached through the packing material 28, its airtightness is sufficiently ensured, and there is no possibility that steam or the like will enter the ceiling underside and the moisture under the ceiling can be effectively used. Can be prevented.

Further, since the inspection lid 18 is removable, it is possible to attach the lighting fixture 22 to the lower surface side thereof very easily. Furthermore, in the unit score having such a ceiling structure, the inspection lid 1
Since the installation and installation work can be performed in the unit house with 8 removed, it is possible to perform the work in a state in which the upward projecting portion generated in the normal illumination portion 12 is eliminated. Therefore, it is possible to increase the height of the unit bus core main body to the height of the entrance / exit opening of the housing unit, and the space inside the unit bus core can be expanded.

The present invention is not limited to the above embodiment, but various modifications can be made within the scope of the invention. For example, although the illumination unit 12 is set in a wide rectangular range in the above embodiment, the present invention is not limited to such a shape, and an operator can easily perform the inspection work when inspecting the ceiling. It is also possible to form the smaller illumination unit 12 as long as the opening 16 having a large size can be secured. For example, it is possible to use a circular fluorescent lamp as a lighting fixture and configure the opening 16 into a substantially square shape.

[0031]

As described above, according to the ceiling structure of the unit bath core according to the first aspect of the present invention, an illumination for constructing an opening for inspecting the ceiling and its lid (inspection lid) is also provided on the ceiling. By making it common with the portion, the opening and the inspection lid can be configured not to be exposed from the outer surface of the ceiling. As a result, it is possible to hide the above-ceiling inspection member that may impair the external appearance and improve the design of the ceiling structure. Further, since the work of removing the lighting board and the inspection lid can be performed by the work from inside the unit bath core, the work of forming the ceiling back inspection opening at the time of the ceiling back inspection can be performed very easily. Furthermore, since the unit bus core can be installed with the inspection lid protruding upward, the height of the unit bus core main body can be increased by the protruding height of the inspection lid. It is also possible to expand the space in the core.

Further, according to the ceiling structure of the unit bus core according to the second aspect, it is possible to secure the airtightness of the mounting portion of the inspection lid, and effectively prevent the deterioration of the ceiling ceiling due to moisture or the like.

[Brief description of drawings]

1A and 1B are cross-sectional views of main constituent portions of an embodiment of the present invention, respectively.

FIG. 2 shows an overall view of a ceiling structure according to the present invention as viewed from below.

FIG. 3 shows a view from below of a conventional ceiling structure.

FIG. 4 is an explanatory diagram showing a configuration of a conventional illumination unit.

FIG. 5 is an explanatory diagram showing a work state at the time of inserting and installing a conventional unit bus core.

[Explanation of symbols]

 10 Ceiling Panel 12 Illumination Section 16 Opening 18 Inspection Lid 22 Lighting Fixture 24 Lighting Cover 30 Lower Space

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification code Internal reference number FI technical display location F21V 21/04 Z 2113-3K

Claims (2)

[Claims] 1. In a ceiling structure of a unit bath core in which a floor, a bath, a wall and a ceiling of a bathroom are assembled and integrated, a ceiling inspection of a predetermined size is formed on a ceiling panel constituting the ceiling. And an inspection part that can be installed from above the ceiling panel so as to cover the entire surface of the opening and that is formed so as to project to the upper side of the ceiling board in its installed state and can be attached and detached from the lower side. A lid, a lighting fixture which is attached to the lower side surface of the inspection lid and is housed in a lower space of a portion of the inspection lid that projects upward from the ceiling panel, and the opening can be closed and removable from the lower side. Lighting unit, and a ceiling structure of a unit bath core. 2. The unit bath core ceiling structure according to claim 1, wherein a packing material is arranged at a contact portion of the inspection lid with which the ceiling panel is abutted in the covering installation portion. Core ceiling structure.