JP2006132893A - Ceiling embedded air conditioner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a ceiling embedded air conditioner allowing a decorative panel to be easily fixed to an air conditioner body. <P>SOLUTION: The ceiling embedded air conditioner comprises the air conditioner body 1 provided with a hook 2; the decorative panel 3a having a hole part 4; and a fixing implement 3 for fixing the decorative panel 3a suspended by the hook 2 and temporarily fixed, to the air conditioner body 1. The fixing implement 3 comprises a screw 5 temporarily fixed passing through the hole part 4, and a hanging metal fitting 6 having a threaded hole 6a and provided at the air conditioner body 1. The screw 5 has a threaded portion A7 screwed with the threaded hole 6a, and a nonthreaded portion B8 smaller in diameter than the portion A7. The length L1 of a portion projected downward from the decorative panel 3a, of the portion B8 when temporarily fixing the screw 5 to the hole part 4, is set longer than a distance L2 between the upper end of the portion A7 and the hanging metal fitting 6. The portion A7 of the screw is caught in the hole part 4 to prevent the fall of the screw 5, and the length of the portion B8 becomes a stroke when fastening the screw 5. The decorative panel 3a can thereby be easily mounted to the air conditioner body 1 with one hand. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a ceiling-embedded air conditioner, and more particularly to attachment of a decorative panel.

  A structure of a decorative panel stopper of a conventional ceiling-embedded air conditioner will be described with reference to FIG.

FIG. 5 is a cross-sectional view of a main part of a conventional ceiling-embedded air conditioner, 22 is a hanging bracket for suspending the air conditioner main body 21, 23 is a decorative panel 23 having a stopper 24, and the stopper 24 is a hanging bracket. The decorative panel 23 is fixed to the air conditioner main body 21 by screwing the screw 22 to the screw 22 (see, for example, Patent Document 1).
JP-A-10-205879

  However, in the configuration of the conventional ceiling-embedded air conditioner, when the decorative panel 23 is fixed to the air conditioner body 21, the screw 25 is stopped upward so that the screw 25 is dropped or the screw 25 is dropped during the mounting operation. In order to prevent this, there was a problem of having to work with both hands.

  The present invention solves the above-described conventional problems, and provides a ceiling-embedded air conditioner that prevents a screw from falling when a decorative panel is fixed to an air conditioner body and can be easily attached with one hand. Objective.

  In order to solve the above-described conventional problems, the ceiling-embedded air conditioner according to the present invention includes an air conditioner main body provided with a hook, a decorative panel having a hole, and the decorative panel suspended temporarily on the hook. Comprising a screw that is fixed to the air conditioner main body, the screw that is temporarily fixed by penetrating the hole through the hole, and a suspension fitting that has a screw hole and is provided in the air conditioner main body. Has a part A provided with a screw thread to be screwed into the screw hole and a part B smaller in diameter than the part A and not provided with a screw thread, and when the screw is temporarily fixed in the hole part. The length of the portion of the portion B protruding downward from the decorative panel is set to be longer than the distance between the upper end of the portion A and the hanging bracket, and the screw portion A is caught in the hole. The length of B is the stroke when tightening the screw. When securing the body to the decorative panel, without the screw to fall, it can be attached easily decorative panel with one hand.

  In the ceiling-embedded air conditioner of the present invention, when the decorative panel is fixed to the air conditioner main body, the screw does not fall, and the decorative panel can be easily attached with one hand.

  According to a first aspect of the present invention, there is provided an air conditioner main body provided with a hook, a decorative panel having a hole, and a stopper for fixing the decorative panel suspended and suspended to the hook to the air conditioner main body. A screw that passes through the hole and is temporarily fixed, and a hanging metal fitting that has a screw hole and is provided in the air conditioner body. The screw is provided with a screw thread that is screwed into the screw hole. A portion projecting downward from the decorative panel of the portion B when the screw is temporarily fixed in the hole portion. Is set to be longer than the distance between the upper end of the part A and the hanging bracket, the part A of the screw is caught in the hole, and the length of the part B becomes a stroke when the screw is tightened. When fixing the decorative panel to the main body, the screw should fall. Without, can be mounted easily decorative panel with one hand.

  In the second invention, in particular, there is provided a piece that is provided with a substantially U-shaped hole that is opened near the end of the decorative panel of the first invention and prevents the screw from being removed on the opening side of the hole. When the screw is attached to the hole of the decorative panel, it can be simply inserted from the opening side of the hole, and the screw is not detached by the piece, so that the decorative panel can be easily attached.

  In the third invention, in particular, a substantially U-shaped hole portion opened near the end of the decorative panel of the first invention is provided, and a rib for preventing the screw from being removed on the opening portion side of the hole portion is provided. It can be attached to the hole just by inserting the screw over the rib from the opening side of the hole, and the screw is not easily removed by the rib, so that the decorative panel can be attached to the air conditioner body. It becomes easy.

  In the fourth invention, in particular, a washer is attached to the screw portion B of any one of the first to third inventions, and when the screw is passed through the hole, the screw is securely hooked to the hole. It is possible to perform the work of attaching the decorative panel to the air conditioner body.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
FIG. 1 is a cross-sectional view of a main part of a ceiling-embedded air conditioner according to a first embodiment of the present invention.

  In FIG. 1, a hook 2 is provided on an air conditioner body 1 of a ceiling-embedded air conditioner, and 3 a is a decorative panel provided with a hook portion 3 b that is hooked on the hook 2 and suspended. Reference numeral 3 denotes a stopper for fastening the decorative panel 3a suspended and hooked to the hook 2 via the hook portion 3b to the air conditioner main body 1. The stopper 3 is provided in the vicinity of the end of the decorative panel 3a. The screw 5 is attached through the hole 4 and the hanging bracket 6 provided in the air conditioner body 1, and the screw 5 is provided with a screw thread to be screwed into the screw hole 6 a provided in the hanging bracket 6. A portion B8 having a diameter smaller than that and not provided with a screw thread, passing the portion B8 of the screw 5 through the hole portion 4, the portion A7 is caught in the hole portion 4, and the screw 5 is temporarily inserted into the hole portion 4. When stopped, the length L1 of the part B8 protruding downward from the decorative panel 3a is set to be larger than the distance L2 between the upper end of the part A7 and the hanging bracket 6 (L1> L2).

  The temporary fixing of the screw 5 to the hole 4 is performed simultaneously with the screw 5 when the decorative panel 3a is molded, and the hole 4 smaller than the outer diameter of the part A7 of the screw 5 and larger than the diameter of the part B8 is formed in the part B8. It is formed around the periphery. Or the screw | thread with which the screw thread of site | part A7 screw-fits may be formed in the hole part 4, and the screw 5 may be screwed in it and temporarily fixed.

  A method of attaching the decorative panel 3a to the air conditioner body 1 of the ceiling-embedded air conditioner configured as described above will be described.

  First, the decorative panel 3a is temporarily fixed so that the hook portion 3b of the decorative panel 3a temporarily fixed with the screw 5 in the hole portion 4 provided in the vicinity of the end portion is hooked and hung on the hook 2 provided on the air conditioner body 1. Next, the part A7 of the screw 5 is tightened into the screw hole 6a of the hanging bracket 6 to complete the fixing.

  As described above, according to the present embodiment, the part A7 of the screw 5 is caught in the hole 4 provided in the vicinity of the end of the decorative panel 3a, and the length L1 of the part B8 is a stroke for screwing. When the decorative panel 3a is fixed to the air conditioner body 1, the decorative panel 3a can be easily attached with one hand without the screws 5 falling.

(Embodiment 2)
FIG. 2 is a perspective view of a main part of a ceiling-embedded air conditioner according to the second embodiment of the present invention.

  In the present embodiment, as shown in FIG. 2, a hole 11 provided in the vicinity of the end of the decorative panel 3a for temporarily fixing the screw 5 is opened to the end face side of the decorative panel 3a and is substantially U-shaped. The part B8 of the screw 5 is inserted into the hole part 11 from the opening side, and a piece 12 for preventing the screw 5 from coming off is attached to the opening side of the hole part 11, and the other configuration is the first embodiment described above. Therefore, the same parts are denoted by the same reference numerals and the description thereof is omitted.

  With the above configuration, the screws 12 can be prevented from coming off by the piece 12, and the screws 5 can be easily fixed to the decorative panel. When the decorative panel 3a is fixed to the air conditioner body 1, the screws 5 are prevented from dropping and can be easily done with one hand. The decorative panel 3a can be attached to the case.

(Embodiment 3)
FIG. 3 is a perspective view of a main part of a ceiling-embedded air conditioner according to the third embodiment of the present invention.

  In the present embodiment, as shown in FIG. 3, the hole 11 provided near the end of the decorative panel 3a for temporarily fixing the screw 5 is formed in a substantially U shape with the end face side of the decorative panel 3a opened. Then, a rib 13 for preventing the screw 5 from coming off is formed on the opening side of the hole portion 11 and the screw 5 is inserted from the opening side of the hole portion 11 over the rib 13 so that the screw 5 can be fixed without coming off. Since other configurations are the same as those of the above-described embodiment, the same portions are denoted by the same reference numerals and description thereof is omitted.

  With the above configuration, the screw 5 can be fixed without removing the screw 5 simply by inserting the rib 5 over the rib 13 from the opening side of the U-shaped hole portion 11, and the screw 5 can be easily fixed to the decorative panel. When fixing the decorative panel 3a to the air conditioner body 1, the screw 5 can be prevented from dropping and the decorative panel 3a can be easily attached with one hand.

(Embodiment 4)
FIG. 4 is a cross-sectional view of a main part of a ceiling-embedded air conditioner according to the fourth embodiment of the present invention.

  In this embodiment, as shown in FIG. 4, a washer 14 is attached to a part B8 of the screw 5, and the washer 14 is passed by passing the screw 5 through a hole 4 provided near the end of the decorative panel 3a. It can be reliably hooked, the fall of the screw 5 can be prevented, and the decorative panel can be easily attached with one hand.

  As described above, the ceiling-embedded air conditioner according to the present invention can be easily attached with one hand without dropping the screw when fixing the decorative panel to the air conditioner body. In addition to air conditioners, it can be applied to various devices such as air purifiers and ventilators.

Sectional drawing of the principal part of the ceiling-embedded air conditioner in Embodiment 1 of this invention The principal part perspective view of the ceiling-embedded air conditioner in Embodiment 2 of this invention The principal part perspective view of the ceiling-embedded air conditioner in Embodiment 3 of this invention Sectional drawing of the principal part of the ceiling embedded type air conditioner in Embodiment 4 of this invention Cross-sectional view of the main parts of a conventional ceiling-mounted air conditioner

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Air-conditioner body 2 Hook 3 Stopper 3a Decorative panel 4, 11 Hole 5 Screw 6 Hanging bracket 6a Screw hole 7 Site A
8 part B
12 pieces 13 ribs 14 washers

Claims (4)

An air conditioner main body provided with a hook, a decorative panel having a hole, and a stopper for fixing the decorative panel suspended and hooked to the hook to the air conditioner main body, the stopper having the hole A screw that passes through and is temporarily fixed, and a suspension fitting that has a screw hole and is provided in the air conditioner body, and the screw includes a part A that is provided with a screw thread that is screwed into the screw hole; The portion B has a portion B which is smaller in diameter than the portion A and is not provided with a screw thread, and the length of the portion protruding downward from the decorative panel of the portion B when the screw is temporarily fixed to the hole portion, A ceiling-embedded air conditioner characterized in that it is set longer than the distance between the upper end of the part A and the hanging bracket. The ceiling according to claim 1, wherein a substantially U-shaped hole having an opening is provided in the vicinity of the end of the decorative panel, and a piece for preventing the screw from being removed is attached to the opening of the hole. Embedded air conditioner. 2. The rib according to claim 1, wherein a substantially U-shaped hole that is open is provided in the vicinity of the end of the decorative panel, and a rib that prevents the screw from being removed is formed on the opening side of the hole. Recessed ceiling air conditioner. The ceiling-embedded air conditioner according to any one of claims 1 to 3, wherein a washer is attached to a portion B of the screw.

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