JP5556744B2 - Embedded air conditioner - Google Patents

Description

The present invention relates to an embedded air conditioner used for replacing room air.

  For example, an embedded air conditioner has its main body installed on the back of a ceiling, etc., one side of this main body is connected to a duct, and the other is attached with a decorative cover (main body cover) from the indoor side in order to conceal a hole opened in the ceiling Yes.

  To attach the decorative cover, the leg portion of the V-shaped spring member (such as a torsion spring) having a long leg is used as the engagement receiving portion (spring) of the main body so as to correspond to the wall thickness of the ceiling of different customers installed. Means for inserting into the insertion portion) (Patent Document 1)

JP2009-236395

When attaching a decorative cover to an embedded air conditioner, if the torsion spring foot is too long compared to the wall thickness of the customer's ceiling, it is possible to secure a storage portion for storing the torsion spring foot in the engagement receiving portion of the main body. Necessary. In order to fit the foot of the torsion spring in the housing portion, it is necessary to reliably bring the tip of the foot to the entrance of the housing portion. At that time, if there is an obstacle up to the entrance, it will be affected by the obstacle and the foot of the torsion spring will not be able to be fitted, and as a result, it will be difficult to attach the decorative cover.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and to obtain an embedded air conditioner in which a decorative cover can be attached by reliably bringing the tip of the leg of a torsion spring to the entrance of the housing.

The embedded air conditioner according to the present invention includes a box-type device body provided inside a wall surface of the room and provided with a vent for ventilating air from an opening formed in the wall surface, and a fan housed in the device body. An embedded air conditioner comprising a casing and a decorative cover provided with a detachable device that is provided so as to cover the opening from the indoor side of the room wall surface and is detachably attached to the engagement receiving portion of the device main body. desorber is wound bent or wound in the vicinity of the center of the elastically deformable wire, wherein a support portion for supporting the mounting portion of the decorative cover, a pair of engagement receiving portion of said device body extending across from the support portion detachably composed of a leg portion engaging, with said device the pair of the engagement receiving portion of the body is provided around the intake port, passing to the locking portion of each of the pair of legs of the desorber, each passing through said locking portion Consists of a housing part for housing the ends of the legs, the receiving portion is constituted by the inner wall of the apparatus body and a terminal box provided on the fan casing,
The is characterized in that the guide to induce the tip of the leg portion is provided between the receiving portion and the engaging portion of one of the engagement receiving portion.

The embedded air conditioner configured as described above includes a decorative cover having a desorption device made of a wire that is elastically deformed so as to be engageable with an engagement receiving portion of the main body, and both ends of the wire from the engagement portion of the device main body. Since the guide part that guides toward the accommodating part provided in the periphery of the mouth is provided, the end part of the leg part can be securely secured by simply pushing the end part of each leg part of the desorption device into the corresponding engaging part. It can be guided to the housing part and the decorative panel can be securely fixed to the main body.

Sectional view of installation state of embedded air conditioner according to Embodiments 1 and 2 of the present invention The perspective view which shows the attachment part of the spring for decorative cover attachment Explanatory drawing of insertion direction of decorative cover mounting spring Internal view of a spring for attaching a decorative cover with a guide Internal view of the spring for attaching the decorative cover without a guide Trace of the spring for attaching the decorative cover when attaching to the decorative cover body Perspective view with terminal cover open

Embodiment 1
Embodiment 1 of the present invention will be described below with reference to the drawings. 1 is a sectional view of an installation state of an embedded air conditioner according to Embodiment 1 of the present invention, FIG. 2 is a perspective view showing a mounting portion of a decorative cover mounting spring, and FIG. 4 is an internal view of a decorative cover attaching spring when a guide is provided, FIG. 5 is an internal view of a decorative cover attaching spring when a guide is not provided, and FIG. 6 is a decorative cover attaching when attaching to the decorative cover body. FIG.
In addition, the same code | symbol in a figure has shown the same or an equivalent part.

As shown in FIG. 1, the embedded air conditioner of the present invention is attached to a building so that most of the main body faces the space behind the ceiling, and exhausts the sucked indoor air to the outside by a duct 1. The body 2 of the embedded air conditioner includes a box-shaped body 3, a blower 4 assembled in the body 3, a duct connection frame detachably attached to an exhaust port on one side of the body 3, and a body 3 and a decorative cover 5 mounted along the ceiling surface (outside the wall surface). Further, the decorative cover 5 is connected to the main body 2 of the air conditioner by a mounting device 6 described in detail later. The blower 4 generates an exhaust flow from the intake port on the lower surface of the body 3 toward the exhaust port. Inside the body 3, a fan casing 7 having a resin outer frame 7a is provided to form an air passage 7b. The outer frame a fixes the fan casing 7 by being screwed to the body 3. The outer frame 7a is provided with a terminal box 8, an engagement receiving portion 9, a guide 10, and the like.

As shown in FIG. 2, the mounting device 6 is wound around the center of the elastically deformable wire, is provided with a support portion 12 that supports the attachment portion 11 of the decorative cover 5, and the leg portions 13 extend from both ends thereof. ing. It has a so-called torsion spring shape. Further, an end portion 14 (shown in FIG. 6), which can be hooked, is provided at the distal end portion of the leg portion 13 of the mounting device 6 as required, and an engagement receiving described in detail later. It is easy to detachably engage with the bridge-shaped locking portion 15 of the portion 9. The support portion 12 does not necessarily have to be wound, and may be bent, for example, as long as it has a shape that can support or grip the attachment portion 11 of the decorative cover 5.

A bridge-shaped attachment portion 11 is provided at the outer peripheral end of the decorative cover 5 on the back surface side with respect to the decorative surface, and the support portion 12 of the mounting device 6 is wound around and attached to the attachment portion 11. In addition, this attachment part 11 may be provided in two or more places in the position of opposing relation to the outer peripheral edge part of the decorative cover 5, Since each is equipped with the mounting apparatus 6, it is provided in the wall surface surrounding the opening vacated on the ceiling etc. It has the effect that a decorative panel can be attached along.

As shown in FIG. 4, a pair of engagement receiving portions 9 into which the respective leg portions 13 of the mounting device 6 are inserted are provided on the outer frame 7 a of the fan casing 7. Each engagement receiving portion 9 is a bridge-type locking portion 15 that is locked through the leg portion 13 (the locking portion 15 does not necessarily have a bridge shape, and each leg portion 13 of the mounting device 6 is locked. And a storage portion 16 in which the tip of the leg portion 13 is stored. One of the accommodating portions 16 is provided between a terminal box 8 and an inner wall of the body 3 which will be described in detail later. A guide 10 is provided between the engaging portion 15 of the engagement receiving portion 9 and the terminal box 8 to guide the entrance 17 of the housing portion 16. The guide 10 may be arranged in a straight line from the spring locking portion 15 to the storage portion as shown in FIG. 3, but may have a shape that is bent halfway as shown in FIG. Furthermore, according to the shape of the end portion 14 of the decorative cover mounting spring, the guide 10 may be provided with a cut or a gap as long as the end portion 14 is not caught.

In a terminal box 8 provided at one of the corners of the fan casing 7, a connection terminal 18 having a quick connection terminal for connecting an external power supply wire 9 to be input to the blower 4 is disposed therein. The terminal box 8 includes a protective frame 19 and an openable / closable terminal cover 20 that seals the protective frame 19. Thereby, even in a high humidity atmosphere, the connection terminal 18 in the protective frame 19 is isolated from the suction side of the blower 4 and is protected from moisture.

The terminal box 8 including the protective frame 19 and the terminal cover 20 that are obstacles to the conventional embedded type air conditioner is provided with a guide 10 that guides to the entrance 17 of the housing portion 16, so that the legs of the mounting device 6 can be moved. It does not become an obstacle when inserted into the engagement receiving portion 9. Hereinafter, the situation will be specifically described.

The ventilation fan 100 configured in this way attaches the decorative cover 5 as follows. With the hands of the operator, both ends of the decorative cover mounting spring are deformed so as to approach each other, the spring ends 14 of the fan casing 7 are respectively hooked on the spring system stoppers 26, and then the hands are released. Then, a force is applied in the direction in which the decorative cover 5 is drawn toward the main body 2 of the air conditioner by the restoring force of the spring. When the decorative cover 5 is pushed up from the surface by a human hand, the spring moves as shown in FIG. Then, as shown in FIG. 5, the end 14 of the spring is guided along the guide 10 to the accommodating portion 16 in a state where the leg portion of the spring is caught by the spring engaging portion 15, and is securely accommodated in the accommodating portion 16. .

In the process of moving the spring, a screw or the like is provided on the moving path, and even if the moving direction changes due to contact with the moving path, the moving direction is corrected by the guide 10, and the spring is securely attached to the housing portion 16. It is stored in. Furthermore, even if the position of the end portion 14 of the decorative cover mounting spring is slightly changed due to the difference in the thickness of the ceiling wall, the guide 10 is continuously provided from the spring system stop portion to the housing portion 16, thereby The wall thickness can be flexibly handled.

Embodiment 2
A second embodiment of the present invention will be described below. In the second embodiment, the guide 10 is applied to improve assembly efficiency in a factory line. In addition, the part equivalent to the content demonstrated in the said Embodiment 1 among the components of a ventilation fan shakes the code | symbol similar to the above. The configuration other than the terminal cover described below is the same as that of the first embodiment.

As shown in FIG. 7, when the terminal cover 20 is in an open state by providing the guide 10, there is a gap for opening and closing the terminal cover and for attachment to the fan casing 7, and the terminal cover 20 moves in parallel to the support shaft. However, since the terminal cover 20 does not approach the fan casing fixing screw side from the position of the guide 10, the screw tightening operation in the line operation can be performed smoothly.

The shape of the guide 10 may be any shape as long as the terminal cover 20 does not become an obstacle in the process of screwing or the like during the line operation, and may be a shape that guides the spring from the spring fixing portion to the spring accommodating portion. Therefore, it is not limited to only the shape shown in the drawing.

In the description of the first and second embodiments, the present invention has been described with respect to the ventilation fan for ducts, but it goes without saying that the present invention can also be used for other blowers 4 and air conditioners.

1 Duct, 2 Embedded air conditioner body, 3 Body, 4 Blower, 5 Cosmetic cover,
6 mounting device, 7 fan casing, 7a outer frame, 7b air passage, 8 terminal box 9 engagement receiving portion, 10 guide, 11 mounting portion, 12 support portion, 13 leg portion, 14 end portion, 15 locking portion, 16 Housing, 17 Entrance, 18 Connection terminal, 19 Protective frame, 20 Terminal cover

Claims (3)

A box-shaped device main body provided inside the room wall surface and provided with a vent hole for venting air from an opening formed in the wall surface, a fan casing housed in the device main body, and a room interior side of the room wall surface Embedded type air conditioner comprising a decorative cover provided with a detachable device that is provided so as to cover the opening from and is detachably attached to the engagement receiving portion of the device main body,
The desorber is wound bent or wound in the vicinity of the center of the elastically deformable wire, wherein a support portion for supporting the mounting portion of the decorative cover, a pair of engagement receiving portion of said device body extending across from the support portion And detachably engages with the leg,
A pair of engagement receiving portion of said device body is provided around the air inlet, and passing to the locking portion of each of the pair of legs of the desorber, respectively passed through the locking portion legs of consists of a housing portion for housing an end portion, the receiving portion is the configured with terminal box provided on the fan casing by the inner wall of the apparatus main body, wherein said engaging portion of either the engagement receiving portion accommodating portion embedded air conditioner, wherein a guide for guiding the leading end portion of the leg portion is provided between the. The guide portion is embedded type air conditioner according to claim 1, characterized in that provided discontinuously between the system stop portion and the housing portion of the engagement receiving portion. Embedded type air conditioner according to claim 1 or 2 tip of said legs and wherein the benzalkonium such a possible bent portion or hook hooked to the locking portion.

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