JP3889637B2 - Indoor unit and panel installation device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an indoor unit provided with a ceiling-embedded indoor unit body, a panel installation method, and an installation apparatus.
[0002]
[Prior art]
In general, in a ceiling-embedded air conditioner, the indoor unit body is suspended in advance from the ceiling, and the ceiling is formed so as to hide the indoor unit body while forming a panel mounting hole at a position below the indoor unit body. After the board is stretched and finished, the panel is attached to the panel mounting hole.
[0003]
[Problems to be solved by the invention]
However, after suspending the indoor unit main body, it is difficult to stretch the ceiling plate while forming the panel attachment hole at the lower position.
[0004]
Therefore, the object of the present invention is to solve the problems of the conventional technology described above, and after hanging the indoor unit main body, easily form a ceiling plate while forming a panel attachment hole at a lower position of the indoor unit main body. An object of the present invention is to provide an indoor unit and panel installation method and installation apparatus that can be stretched.
[0005]
[Means for Solving the Problems]
According to the first aspect of the present invention, an indoor unit body of a ceiling-embedded type is suspended from the ceiling, and an opening width of a panel mounting hole extending downward from a ceiling plate stretched in a subsequent process is formed on the lower surface of the indoor unit body. An indoor unit and a panel installation device for attaching a panel to which a gauge is attached, a ceiling board is stretched while leaving an opening width indicated by the gauge, the gauge is removed, and a panel is attached to a panel attachment hole. The packing material includes a pair of cardboard packing pads that form the gauge, and the packing pads cover the short-side end surface of the indoor unit, along the short-side end surface of the indoor unit body. And a pair of side surface pad portions that extend integrally along the longitudinal side surface of the indoor unit main body, and the end surface pad portion is provided on the lower surface of the indoor unit main body. Fixed If a pair of side bad part, characterized in that points to the opening width of the panel mounting hole.
[0009]
According to a second aspect of the present invention, in the first aspect , the packing pad is formed by bending a piece of corrugated paper.
[0010]
According to a third aspect of the present invention, the gauge according to the second aspect is provided with a level mark indicating the height position of the indoor unit main body with respect to the ceiling plate.
According to a fourth aspect of the present invention, in the third aspect of the present invention, when the end surface pad portion is fixed to the lower surface of the indoor unit main body, the side surface pad portion extends downward from a ceiling plate stretched in a subsequent process. An extension is provided, and the level mark is formed on the extension.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.
[0012]
FIG. 1 shows an indoor unit packing apparatus in a ceiling-embedded air conditioner, generally called a so-called two-way cassette, having two air outlets. In FIG. 1, reference numeral 1 denotes a box-shaped indoor unit main body. The indoor unit main body 1 includes a blower 3, an electrical box 5, a polystyrene foam drain pan 7, a heavy heat exchanger (not shown), a drain pump, and the like. Various devices are housed.
[0013]
The indoor unit body 1 is suspended from the ceiling of the conditioned room via a plurality of suspension bolts (not shown). In this case, the indoor unit body 1 is suspended so that the upper side in FIG. A decorative panel (not shown) is attached to the opening surface of the indoor unit body 1 facing downward.
[0014]
The packing device for an indoor unit according to the present embodiment is made of corrugated cardboard covering a bottom surface of a box-shaped indoor unit body 1 (which is a top surface at the stage of actual ceiling installation, but hereinafter referred to as a bottom surface for convenience of description). The bottom member 11, the top surface of the indoor unit body 1 (which is the bottom surface in the actual ceiling installation stage, but for convenience of explanation, hereinafter referred to as the top surface) 1B, and the indoor unit A pair of corrugated cardboard packing pads 21 covering the short side end face 1C of the main body 1 is provided.
[0015]
The packaging pad 21 made of corrugated cardboard is integrally connected to an end surface pad portion 21A extending along the short side end surface 1C of the indoor unit body 1 and both ends of the end surface pad portion 21A. And a pair of side surface pad portions 21B extending along the side surface 1D.
[0016]
The side pad portion 21B includes a base portion 21C that is in contact with the side surface 1D on the long side, and an extension portion 21D that is integrally connected to the base portion 21C and protrudes outward from the end surface 1C on the short side of the indoor unit 1. A handle hole 21E is formed in the upper portion of the extension portion 21D.
[0017]
The side surface pad portion 21B and the end surface pad portion 21A are each made of corrugated cardboard, and the corrugated cardboard eye extends substantially horizontally as shown in the figure, and is formed of so-called horizontal corrugated cardboard.
[0018]
The packing pad 21 is formed by bending a piece of corrugated paper. In the illustrated example, the end pad 21A and the extension 21D of the side pad 21B are folded so as to be doubled. ing. This is to increase the strength of the packing pad 21, but is not limited to this. For example, all of the packing pad 21 may be bent to form a double cardboard.
[0019]
A pair of flanges (holding portions) 23 are attached to the top surface 1B of the indoor unit main body 1 so as to protrude outward from the end surface 1C of the indoor unit main body 1, and a claw portion 23A is formed on the flange 23. . And when attaching the packing pad 21 to the end surface 1C of the indoor unit main body 1, the upper edge part of the end surface pad part 21A of the packing pad 21 is inserted inside the claw part 23A of the flange 23.
[0020]
Further, a substantially curvilinear notch 21F is formed at the bottom corner of the base 21C of the side pad portion 21B.
[0021]
The indoor unit body 1 is packed in the following procedure.
[0022]
In the factory packing line, first, a piece of corrugated paper A is laid on a conveyor, and four sides of the corrugated paper A are bent along a pre-formed fold line B, and the four places are stapled to form a box shape. The bottom surface material 11 is formed. In this case, the corrugated paper A is used in place of the pallet in the packaging process.
[0023]
Next, as shown in FIG. 2, packing pads 21 are respectively attached to both end surfaces 1 </ b> C of the indoor unit body 1.
[0024]
In this case, first, the upper edge of the end surface pad portion 21A is inserted inside the claw portion 23A of the flange 23, and then packing is performed until all the end surface pad portions 21A come into contact with both end surfaces 1C of the indoor unit body 1. The pad 21 is rotated and attached in the direction indicated by the arrow A in FIG. At this time, since the substantially curved cutout portion 21F is formed at the lower surface corner portion of the base portion 21C of the side surface pad portion 21B, the rotating operation of the packing pad 21 is facilitated. Next, the user grips the handle hole 21 </ b> E formed in the packing pad 21, lifts it, and inserts the packing pad 21 into the box-shaped bottom material 11.
[0025]
At this time, the polyethylene bag 25 is placed on the indoor unit body 1 so as to cover the packing pad 21.
[0026]
In the above configuration, since the upper edge of the end surface pad portion 21A is inserted inside the claw portion 23A of the flange 23, the indoor unit body 1 can be easily lifted by placing a hand on the packing pad 21.
[0027]
Therefore, the indoor unit main body 1 can be easily inserted into the box-shaped bottom material 11 when packing, and the indoor unit main body 1 can be removed from the box-shaped bottom material 11 by the same operation when unpacking. Easy to take out.
[0028]
Finally, the top surface 1B of the indoor unit body 1 is covered with a cardboard box-shaped top surface material 13 so as to cover all of the indoor unit body 1 and the packing pad 21, and the top surface material 13 and the indoor unit body 1 are covered. And the bottom material 11 are integrally bound by the PP band 31 for binding at both ends of the indoor unit body 1 having high strength.
[0029]
In said structure, the upper edge part of the handle hole 21E of the packing pad 21 and the lower edge part of the top | upper surface material 13 correspond at the time of completion of packing.
[0030]
According to this, when holding the handle hole 21E and lifting the indoor unit, the upper edge portion of the handle hole 21E and the lower edge portion of the top surface material 13 are overlapped to form a double corrugated board. Can be increased.
[0031]
FIG. 3 shows a method for installing the indoor unit body 1 and the panel.
[0032]
The ceiling-embedded indoor unit body 1 is suspended from the ceiling via four suspension bolts 32. And the gauge 33 which points the opening width of a panel attachment hole (not shown) is attached to the lower surface of this indoor unit main body 1 so that it may extend below rather than the ceiling board (not shown) stretched by a post process. ing.
[0033]
The packing pad 21 described above is used for the gauge 33. End face pad portions 21 </ b> A of the pair of packing pads 21 are fixed to both ends of the lower surface of the indoor unit body 1 via screws 35. Then, extension part 21D of a pair of side surface pad part 21B connected to the both ends of each end surface pad part 21A extends below the ceiling board stretched in a later step, and indicates the opening width of the panel mounting hole.
[0034]
Further, a level mark 37 indicating the height position of the indoor unit body 1 with respect to the ceiling board is printed in advance on the extension portion 21D, and the height of the indoor unit body 1 is set so that the ceiling board is positioned on the level mark 37. Adjustments are made.
[0035]
The opening width is the width W × the length L, the ceiling plate is stretched along the extension 21D, and the height of the indoor unit body 1 is adjusted by adjusting the four suspension bolts 32. Thereafter, the screw 35 is removed, the packing pad 21 is removed, and a panel (not shown) is attached to the panel attachment hole.
[0036]
In this embodiment, since the gauge 33 indicating the opening width of the panel attachment hole (not shown) extending below the ceiling board (not shown) is attached to the lower surface of the indoor unit main body 1, the indoor unit After the main body 1 is suspended, it is only necessary to stretch the ceiling plate along the gauge 33. Therefore, the ceiling plate can be easily stretched while forming the panel attachment hole at the lower position of the indoor unit main body 1.
[0037]
In addition, the packing pad 21 is used for the gauge 33, and the end pad 21A of the pair of packing pads 21 is fixed to both ends of the lower surface of the indoor unit body 1 via the screws 35. The extension portion 21D of the pair of side surface pad portions 21B connected to both ends of the portion 21A extends downward from the ceiling plate stretched in the subsequent process and indicates the opening width of the panel mounting hole, so that a gauge 33 is newly prepared. There is no need to use the packaging material effectively.
[0038]
As mentioned above, although this invention was demonstrated based on one embodiment, it is clear that this invention is not limited to this.
[0039]
【The invention's effect】
In the present invention, after the indoor unit body is suspended, the ceiling plate can be easily stretched while forming the panel attachment hole at a position below the indoor unit body.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view showing an embodiment of an indoor unit packing apparatus according to the present invention.
FIG. 2 is a perspective view for explaining a packing procedure.
FIG. 3 is a perspective view for explaining an indoor unit installation procedure;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Indoor unit main body 11 Bottom material 13 Top surface material 21 Packing pad 21A End surface pad part 21B Side surface pad part 21D Extension part 31 Hanging bolt 33 Gauge 37 Level mark

Claims (4)

A ceiling-embedded indoor unit body is suspended from the ceiling, and a gauge indicating the opening width of the panel mounting hole is attached to the lower surface of the indoor unit body. An indoor unit and a panel installation device for attaching a panel to a panel mounting hole after extending a ceiling board leaving the indicated opening width and removing this gauge ,
The packing material of the indoor unit body includes a pair of cardboard packing pads that form the gauge,
The packing pad covers an end surface on the short side of the indoor unit, and is integrally connected to an end surface pad portion extending along the short side end surface of the indoor unit body, and both ends of the end surface pad portion, A pair of side surface pad portions extending along the long side surface of the unit body, and when the end surface pad unit is fixed to the lower surface of the indoor unit body, the pair of side surface pad units indicate the opening width of the panel mounting hole. indoor unit and the panel installation apparatus according to claim. The indoor unit and panel installation device according to claim 1, wherein the packing pad is formed by bending a piece of corrugated paper. 3. The indoor unit and panel installation device according to claim 1, wherein a level mark indicating the height position of the indoor unit main body with respect to the ceiling plate is formed on the gauge. The side pad portion includes an extension portion that extends downward from a ceiling plate stretched in a subsequent process when the end surface pad portion is fixed to the lower surface of the indoor unit body.
4. The indoor unit and panel installation device according to claim 3, wherein the level mark is formed on the extension portion.

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