JP6056996B1 - Ceiling embedding device mounting structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting structure for a ceiling embedding device capable of facilitating the construction of a heat insulation coating and ensuring certain heat insulation performance. A mounting structure for a ceiling embedding device includes a flange projecting in a horizontal direction from a lower end of a side surface of the device body, a suspension portion fixed to a receiving member supported by a housing and suspended in a vertical direction, and the suspension portion. A connecting frame that connects the flange, and a heat-insulating box that surrounds the apparatus main body with a top plate and a side plate that are open at the bottom, and the connection frame is spaced from the side surface of the apparatus main body. And a vertical part that is joined to the suspension part and that hangs down from the suspension part, and a horizontal part that protrudes from the vertical part to the apparatus body side and fixes the flange to the lower side. In the heat insulation box, the side plate is disposed between the side surface of the apparatus main body and the vertical portion, and is placed on the upper surface of the horizontal portion. [Selection] Figure 1

Description

  The present invention relates to a mounting structure for a ceiling embedding device that suspends and fixes a ceiling embedding device such as a built-in air conditioner or a ventilation fan to the back of the ceiling, and particularly relates to a mounting structure for a ceiling embedding device in which the device is surrounded by a heat insulating box.

  2. Description of the Related Art Various types of air conditioners and ventilation fans that are embedded in a ceiling are known in addition to those installed on a wall surface. And, as a method of supporting such a ceiling embedding device in a building, a hanging metal fitting protruding from the device main body is fixed to a suspension bolt supported by a building frame behind the ceiling so that the device main body is suspended. What is supported is known (see Patent Document 1 and Patent Document 2).

JP 2000-320888 A JP 2001-235177 A

  By the way, depending on the heat insulating structure and fireproof structure of the building, it may be necessary to cover the ceiling embedding device with a heat insulating coating or a nonflammable coating. In such a case, for example, a heat insulating material such as glass wool or rock wool is formed in a flexible mat shape and wound around the device, or the heat insulating material is formed in a hard board shape and arranged around the device like a box. Thus, a heat insulation coating or a nonflammable coating is provided.

  However, there are suspension brackets and suspension bolts on the top or side of the device body, and these suspension brackets and suspension bolts are in the way, so when covering with a mat of heat insulating material, wrap around the device body. It is difficult and it is difficult to wrap without gaps.

  Also, when covering with a board made of heat insulating material, it is difficult to avoid interference with hanging brackets and suspension bolts, which requires work on site such as notches, which requires labor and avoids interference. Therefore, if the board | substrate of a heat insulating material is provided with defect parts, such as a hole and a groove | channel, there exists a problem which the heat insulation of the part falls.

  Therefore, an object of the present invention is to provide a mounting structure for a ceiling embedding device that can facilitate construction of a heat insulating coating and can ensure certain heat insulating performance.

  The mounting structure of the ceiling embedding device according to the present invention is supported by a housing, a device body embedded in the back of the ceiling with the lower surface exposed in an opening provided in the ceiling, a flange projecting in a horizontal direction from a lower end of the side surface of the device body, and The apparatus main body includes a suspension part fixed to a receiving member that is suspended in a vertical direction, a connecting frame that connects the suspension part and the flange, and a box shape in which a lower part is released, and an upper plate and a side plate. The connecting frame is disposed in parallel with a side surface of the apparatus main body at a distance from each other, and a vertical portion whose upper end is joined to the hanging portion and hangs down from the hanging portion, and the vertical portion A horizontal portion that protrudes from the device main body and fixes the flange to the lower side, and the heat insulating box has the side plate disposed between a side surface of the device main body and the vertical portion, and the horizontal portion. Placed on top of It is characterized in Rukoto.

  In the ceiling embedding device mounting structure according to the present invention, the vertical portion is joined so that the upper end of the vertical portion can be adjusted in the vertical direction with respect to the suspension portion, and the heat insulation box includes the vertical portion of the side plate and the suspension portion. A work port is provided at a position close to the joint portion with the part, and a closing plate is fitted to the work port.

  Moreover, the mounting structure for a ceiling embedding device according to the present invention is characterized in that the heat insulating box has nonflammability.

  According to the ceiling embedding device mounting structure of the present invention, the flange projects in the horizontal direction from the lower end of the side surface of the device body. Moreover, the suspension part is suspended from the receiving material supported by the housing in the vertical direction, and the apparatus main body is suspended and fixed from the building housing by connecting the suspension part and the flange to the connection frame. The connecting frame has a vertical portion and a horizontal portion, and the vertical portion is disposed in parallel with the side surface of the apparatus body with a space therebetween, and the upper end is joined to the hanging portion and is suspended from the hanging portion. Since the horizontal part protrudes from the vertical part toward the device main body and the flange is fixed to the lower side, the side plate of the heat insulation box can be arranged between the side surface of the device main body and the vertical part of the connecting frame. It can be placed on the upper surface of the horizontal part. Therefore, the heat insulation box can be easily arranged without interference of the connecting frame and the hanging portion, the construction of the mounting structure of the ceiling embedding device can be facilitated, and the heat insulation which does not need to be processed at the construction site. By using a box, it is possible to ensure certain heat insulation performance.

  Further, according to the mounting structure of the ceiling embedding device, the vertical portion is joined so that the upper end thereof can be adjusted in the vertical direction with respect to the suspension portion, and the vertical portion of the side plate of the heat insulation box is joined to the suspension portion. Since the work opening is provided at a close position, before fixing the device body with the heat insulation box placed on the horizontal part, insert a tool etc. from the work opening of the heat insulation box, Can be adjusted. Moreover, the fall of heat insulation performance can be suppressed by fitting a closing board in a work port.

  In addition, according to the mounting structure of the ceiling embedding device, it is possible to ensure a reliable non-flammability performance when the non-flammable coating is applied if necessary, such as a fireproof structure.

Sectional drawing explaining the whole structure of the attachment structure of a ceiling embedding apparatus. The perspective view explaining the hanging bracket currently fixed to the connection frame and the connection frame. (A) is the perspective view which looked at the heat insulation box from diagonally upward, (B) is the perspective view which looked at the heat insulation box from diagonally downward. The perspective view explaining the state which inserted and mounted the heat insulation box inside the connection frame. The side view explaining the state which inserted and mounted the heat insulation box inside the connection frame. The figure explaining the state which fixes the upper end of the suspension metal fixture currently fixed to the connection frame which mounted the heat insulation box to a suspension bolt. The figure which shows the state which fixed the connection frame which mounted the heat insulation box to the suspension bolt via the suspension metal fitting. The figure explaining the state which plugs up the work port of a heat insulation box and closes it with a board. The figure explaining the operation | work which lifts so that an apparatus main body may be accommodated in a heat insulation box, and fixes a flange to the horizontal part of a connection frame.

  Hereinafter, the best embodiment of the mounting structure 1 for a ceiling embedding device according to the present invention will be described with reference to the drawings. The ceiling embedding device mounting structure 1 is for hanging and fixing a ceiling embedding device 2 on a suspended tree receiving material 3 provided on the back of the ceiling, and is supported by the ceiling embedding device 2 and a building housing (not shown). A suspension portion 4 suspended from the suspension tree receiving material 3, a connecting frame 5 that connects the suspension portion 4 to the ceiling embedding device 2, and a heat insulating box 7 that surrounds the device main body 6 of the ceiling embedding device 2 are provided.

  As shown in FIG. 1, the ceiling embedding device 2 is a device that is mostly embedded in the back of the ceiling and exposed from an opening provided on the ceiling, such as a built-in air conditioner, a bathroom dryer, and a ventilation fan. . The ceiling embedding device 2 includes a device main body 6 that is embedded in the back of the ceiling with its lower surface exposed in an opening provided in the ceiling, a flange 8 that protrudes in a horizontal direction from the lower end of the side surface of the device main body 6, and a lower surface of the device main body 6. And a louver 9 to be attached. Note that the ceiling-embedding device mounting structure 1 of the present embodiment has a structure in which the ceiling-embedding device 2 is attached, and therefore the function and internal configuration of the ceiling-embedding device 2 itself are omitted.

  The suspension unit 4 includes a suspension bolt 10 that is suspended from the suspension tree receiving material 3, a suspension bracket 11 that is screwed to the connection frame 5 and protrudes upward from the connection frame 5, and the suspension bolt 10 and the suspension bracket 11. And a nut 12 to be fixed. The suspended tree receiving material 3 is a longitudinal member that is installed horizontally on a building frame such as a beam (not shown), and is a member that supports a suspended tree that supports the ceiling foundation 13. The upper end of the suspension bolt 10 is fixed to the suspension tree receiver 3 and is suspended downward from the suspension tree receiver 3.

  As shown in FIG. 2, the hanging metal fitting 11 is a member that is screwed to a fixing piece 14 provided at the upper end of the connection frame 5. The upper end of the hanging metal fitting 11 is bent in a direction away from the apparatus main body 6 and is formed in an inverted L shape when viewed from the side. A notch 15 into which the suspension bolt 10 can be inserted is formed at the upper end of the suspension bracket 11, and the suspension bracket is inserted by the upper and lower nuts 12 inserted into the notch 15 and screwed into the suspension bolt 10. The suspension bolt 10 and the suspension fitting 11 are fixed by sandwiching the upper end of the suspension 11. The height of the suspension fitting 11 can be adjusted by tightening and loosening the upper and lower nuts 12 with respect to the suspension bolt 10.

  The connecting frame 5 has a rectangular frame shape, and is arranged in parallel with the side surface of the apparatus main body 6 with a space therebetween. The vertical portion 16 is joined to the hanging metal fitting 11 and suspended from the hanging metal fitting 11, and the vertical portion 16. And a horizontal portion 17 that protrudes toward the apparatus main body 6 from the lower end thereof and fixes the flange 8 of the ceiling embedding apparatus 2 to the lower side. Of the upper ends of the vertical portions 16 of the connecting frame 5, the fixing pieces 14 are provided so as to protrude upward on two opposing sides, and the hanging metal fitting 11 is fixed to the fixing pieces 14 with screws.

  As shown in FIG. 3, the heat insulation box 7 has a hollow rectangular parallelepiped shape including one upper plate and four side plates. The heat insulation box 7 has a shape in which the lower surface is opened and the apparatus main body 6 can be inserted from below. Although the heat insulation box 7 may be comprised, for example with heat insulation materials, such as foamed resin, it is desirable to be comprised with the material which has heat insulation, such as glass wool board and a rock wool board, and has nonflammability. If the heat insulating box 7 is made of a material having nonflammability, it can be applied even when the structure of the building is a fireproof structure.

  Work openings 18 are provided in two opposing side plates of the four side plates of the heat insulation box 7. The working port 18 is formed by cutting out the side plate of the heat insulating box 7 from the lower end to a predetermined height so that a position close to the hanging portion 4 of the side plate is opened squarely. 19 is fitted. Further, the heat insulation box 7 is provided with a wiring sleeve 20 on a side plate on which the work port 18 is not provided. The wiring sleeve 20 is provided with a closing piece that fits into the wiring sleeve 20, and the wiring sleeve 20 that is not used for drawing in the wiring can be closed. The closing plate 19 and the closing piece are made of the same heat insulating material as the heat insulating box 7. The heat insulating box 7 has a side plate disposed between the side surface of the apparatus main body 6 and the vertical part 16, is placed on the upper surface of the horizontal part 17, and is disposed so as to surround the apparatus main body 6.

  Next, the construction method of the mounting structure 1 of the ceiling embedding device configured as described above will be described. In the ceiling embedding device mounting structure 1, first, as shown in FIGS. 4 and 5, a heat insulating box 7 is arranged in a rectangular connecting frame 5. That is, it arrange | positions so that the lower end of the side plate of the heat insulation box 7 may be mounted in the horizontal part 17 of the connection frame 5. FIG. At this time, the heat insulating box 7 is arranged so that the working port 18 is close to the hanging metal fitting 11 fixed to the fixing piece 14 of the connecting frame 5.

  Then, as shown in FIG. 6, the notch 15 provided at the upper end of the hanging metal fitting 11 fixed to the connecting frame 5 with the heat insulating box 7 placed is removed from the suspended tree receiving material 3. The suspension bolt is externally fitted to the suspension bolt 10 to be suspended, and is hooked on the nut 12 screwed into the suspension bolt 10. Then, as shown in FIG. 7, by tightening and loosening the nut 12 screwed to the suspension bolt 10, the vertical position of the suspension fitting 11 is adjusted, and the height of the horizontal portion 17 is adjusted so that the connection frame 5 is When constructing the gypsum board 21 that constitutes the ceiling, the gypsum board 21 is fixed at a position that is substantially equal to the height of the upper surface of the gypsum board 21.

  When the height adjustment is completed, the closing plate 19 is fitted and the work port 18 is closed as shown in FIG. Although not shown, the power supply wiring and the remote control wiring are drawn from the wiring sleeve 20. Of the wiring sleeve 20, a closing piece is fitted to a sleeve that is not used for drawing in the wiring, and the wiring sleeve 20 is closed. As described above, the work port 18 provided in the heat insulation box 7 is closed by the closing plate 19 and the wiring sleeve 20 not in use is closed by the closing piece, so that the heat insulating performance is not lowered. As described above, the heat insulating box 7 is disposed so as to surround the apparatus main body 6 so that the side plate is disposed between the side surface of the apparatus main body 6 and the vertical portion 16 and is placed on the upper surface of the horizontal portion 17. Therefore, since the side surface of the heat insulation box 7 does not interfere with the connecting frame 5 and the hanging metal fitting 11, the closing plate 19 can be easily detachable, and the heat insulation performance is reduced due to interference with other members. Can be prevented.

  Thereafter, as shown in FIG. 9, the ceiling embedding device 2 is lifted so that the device main body 6 is accommodated in the heat insulation box 7, and the flange 8 is fixed to the horizontal portion 17 of the connection frame 5 with, for example, screws. Then, as shown in FIG. 1, the operation of fixing the louver 9 to the lower surface of the apparatus body 6 and attaching the ceiling embedding apparatus 2 to the back of the ceiling is completed. The gypsum board 21 constituting the ceiling around the ceiling embedding device 2 is constructed after drawing the power supply wiring and the remote control wiring from the wiring sleeve 20, thereby facilitating the wiring drawing process. The process of constructing the gypsum board 21 is not limited to this.

  As described above, according to the ceiling embedding device mounting structure 1 of the present embodiment, if the heat insulating box 7 is placed on the horizontal portion 17 of the connecting frame 5, the device main body can be used without any other special work. Since 6 can be enclosed by the heat insulation box 7, the mounting structure 1 of a ceiling embedding apparatus can be implement | achieved by a very simple construction process.

  A suspension portion 4 including a suspension bolt 10 and a suspension fitting 11 is arranged in parallel with the side surface of the apparatus main body 6 with a space therebetween, and the heat insulating box 7 has its side plate as a side surface of the apparatus main body 6 and the suspension section 4. And since it can arrange | position on the upper surface of the horizontal part 17 without interfering with the suspension part 4 etc. between the vertical parts 16 of the connection frame 5, since it is not necessary to process the heat insulation box 7 at a construction site, it is uniform. Therefore, it is possible to ensure a certain heat insulation performance.

  The height adjustment of the connecting frame 5 can be performed from the inside of the heat insulation box 7 through the work port 18 provided in the heat insulation box 7, so that the gypsum board 21 that already constitutes the ceiling has already been constructed around the ceiling opening. Even after the height adjustment work can be performed. In addition, since the apparatus main body 6 is the structure which can be easily removed from the heat insulation box 7 by removing the screw etc. which have fixed the flange 8 to the horizontal part 17 of the connection frame 5, when maintenance etc. are required However, maintenance work can be easily performed without removing the gypsum board 21 constituting the ceiling.

  Needless to say, the embodiment of the present invention is not limited to the above-described embodiment, and can be appropriately changed without departing from the scope of the idea of the present invention.

  The ceiling embedding device mounting structure 1 according to the present invention can be suitably used, for example, as a structure for mounting a built-in air conditioner.

DESCRIPTION OF SYMBOLS 1 Mounting structure of ceiling embedding apparatus 4 Hanging part 5 Connection frame 6 Apparatus main body 7 Thermal insulation box 8 Flange 18 Work port

Claims (3)

An apparatus main body embedded in the back of the ceiling while exposing the lower surface to an opening provided in the ceiling;
A flange projecting horizontally from the lower end of the side surface of the apparatus body;
A hanging part that is fixed to a receiving material supported by the housing and hangs in the vertical direction;
A frame-shaped connecting frame that connects the hanging portion and the flange;
A lower box-opened box shape, and a heat insulating box that surrounds the apparatus main body with an upper plate and a side plate, and
The connecting frame is arranged in parallel with a side surface of the apparatus main body with a gap therebetween, a vertical portion whose upper end is joined to the suspension portion and hangs down from the suspension portion, and protrudes from the vertical portion toward the device body side to the flange. A horizontal portion for fixing the lower side,
An installation structure of a ceiling embedding device, wherein the heat insulating box has the side plate disposed between a side surface of the device main body and the vertical portion, and is placed on an upper surface of the horizontal portion. The suspension part is suspended so that the connection frame can be adjusted in the vertical direction,
2. The installation of a ceiling embedding device according to claim 1, wherein the heat insulation box is provided with a work port at a position close to the hanging portion of the side plate, and a closing plate is fitted into the work port. Construction.   The ceiling embedded device mounting structure according to claim 1, wherein the heat insulation box has nonflammability.

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