JP3052866B2 - Air conditioner indoor unit - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an indoor unit of an air conditioner in which air sucked from the front is blown out in various directions and a suction grill and an air filter are attached to a suction port on a front surface.

[0002]

2. Description of the Related Art Conventionally, as an indoor unit of an air conditioner, a cross fin heat exchanger and a cross flow fan are arranged in a substantially rectangular casing mounted on a wall surface and provided below the casing. Some air-conditioning air is blown out from the air outlet. However, the air conditioner indoor unit has a drawback that it does not fit the interior of the room because the protrusion from the wall surface is large and the depth cannot be reduced. Further, in the indoor unit of the air conditioner, since the wind direction of the conditioned air blowout is substantially limited to the front, a draft feeling is easily felt and there is a problem in comfort.

Accordingly, the present applicant has manufactured an indoor unit of an air conditioner that can simultaneously blow air in multiple directions while improving the interior characteristics of the room by reducing the thickness. The indoor unit of this air conditioner has a suction port on a front panel of a casing, and a suction grill 6 shown in FIG. 5 is attached to the suction port. An air filter 7 for collecting dust is attached.

[0004]

However, in the above-mentioned indoor unit of the air conditioner, the opening area of the inlet of the front panel is large in order to improve the design and the performance. In addition, the dirt on the air filter 7 is immediately noticeable, and the user who sees the dirt quickly cleans the air filter, which is inconvenient and cumbersome.

An object of the present invention is to provide an indoor unit of an air conditioner that can eliminate the trouble of the user cleaning the air filter and that does not impair the aesthetic appearance of the product.

[0006]

In order to achieve the above object, an indoor unit of an air conditioner according to claim 1 comprises a casing,
A shaft is disposed in the casing in the front-rear direction, a turbo fan that blows air sucked from the front side radially outward with respect to the shaft, and a suction grill attached to a suction port provided on the front side of the casing. A camouflage panel attached to the rear side of the suction grille, and an air filter attached to the rear side of the camouflage panel.
It is made of a material that does not generate electricity or does not generate static electricity.
It is characterized by being painted with a new paint .

[0007] According to the indoor unit of the air conditioner of the first aspect, a camouflage panel without dust adhered by static electricity.
Since the filter is attached to the front side of the air filter,
Dust adhering to the above air filter is visible from the user side.
It becomes difficult. Therefore, it is possible to prevent the user from cleaning the air filter by conspicuous dirt on the air filter and to make the dirt on the air filter inconspicuous, so that the appearance of the product is not spoiled.

The indoor unit of the air conditioner according to claim 2 is
The indoor unit for an air conditioner according to claim 1, wherein the suction grip is provided.
The device is characterized in that it is made of a material that does not generate static electricity or is coated with a paint that does not generate static electricity.

According to the indoor unit of the second aspect of the air conditioner, since the static electricity to the suction grill does not occur, dust in the air is less likely to adhere to the suction grill sucked kept beautiful appearance of the product be able to.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an indoor unit of an air conditioner according to the present invention will be described in detail with reference to the illustrated embodiments.

FIG. 1 is a sectional view of an indoor unit 10 of an air conditioner according to an embodiment of the present invention, and FIG. 2 is a perspective view of the indoor unit 10 as viewed from obliquely above. In FIG.
1 is a casing in which the rear side is attached to the indoor wall surface,
2 is a turbo fan whose shaft is arranged in the front-rear direction substantially in the center of the casing 1 and blows air sucked from the front side outward in the radial direction with respect to the shaft. 3 is a front side of the turbo fan 2 inside the casing 1. Heat exchanger (Fig. 1
, 4 are motors arranged in the recess on the rear side of the turbo fan 2 in the casing 1. As shown in FIG. 2, a substantially square suction port 5a is provided in the front panel 5 of the casing 1, and a suction grill 6 is attached to the suction port 5a. Further, air outlets 11 to 14 are provided on the upper and lower surfaces and both side surfaces of the casing 1.

As shown in FIG. 3, the suction grille 6 is integrally combined with a camouflage panel 8 and an air filter 7 to connect the suction grille 6, camouflage panel 8 and air filter 7 to the suction port 5 of the front panel 5.
Attached to a. A camouflage panel 8 is attached to the back side of the suction grill 6, and an air filter 7 is detachably attached to the back side of the camouflage panel 8 using a plurality of attachment devices 20 (see FIG. 4). The camouflage panel 8 uses a so-called perforated panel, which is a so-called punched metal or a panel provided with a large number of honeycomb-shaped holes, to make the rear air filter 7 inconspicuous and to supply a sufficient amount of suction air. Large opening area. The suction grill 6 and the camouflage panel 8 are made of a material that does not generate static electricity, or are coated with a paint that does not generate static electricity.

As shown in FIG. 1, in the indoor unit 10 of the air conditioner having the above-described structure, the turbo fan 2 is driven to rotate by the motor 4 so as to pass through the heat exchanger 3 from the axial front of the turbo fan 2. Air is sucked in the directions of arrows R1 and R2, and the air flows along the curved surface of the turbofan 2, and the conditioned air exchanged by the heat exchanger 3 is blown outward in the direction of arrows R3 and R4 outward in the radial direction. Air is blown out from the outlets 11 and 13 (the same applies to the left and right outlets 12 and 14 shown in FIG. 2). By attaching the camouflage panel 8 between the suction grille 6 attached to the suction port 5a of the front panel 5 of the casing 1 and the air filter 7, dust adhering to the air filter 7 on the back side of the camouflage panel 8 can be removed by the user. It is hard to see from the side.

Therefore, it is possible to prevent the user from troublesomely cleaning the air filter 7 due to conspicuous dirt on the air filter 7. Further, since the dirt on the air filter 7 is made inconspicuous, the appearance of the product is not spoiled.

Since the suction grill 6 and the camouflage panel 8 are made of a material that does not generate static electricity, or are coated with a paint that does not generate static electricity, the suction grill 6 and the camouflage panel 8 may be charged with static electricity. Therefore, dust in the air sucked from the suction port 5a does not easily adhere to the suction grill 6 and the camouflage panel 8, and the appearance of the product can be kept beautiful.

In the above embodiment, the suction grille 6, the camouflage panel 8 and the air filter 7 manufactured separately are combined. May be attached.

In the above embodiment, the casing 1
Has a substantially square shape, but the shape of the casing is not limited to this, and may be circular or polygonal.

Although the present invention has been described with respect to the indoor unit 10 of the air conditioner according to the above embodiment, the air taken in from the front is blown out in multiple directions, and the suction grille and the air filter are attached to the front inlet. It is needless to say that the present invention can be applied to all the indoor units of the air conditioners thus obtained.

[0019]

As is apparent from the above description, the indoor unit of the air conditioner according to the first aspect of the present invention is provided with a turbo fan that blows air sucked from the front side radially outward in the casing. Are arranged in the front-rear direction, and a suction grill is attached to the suction port provided on the front side of the casing, and static electricity is applied to the rear side of the suction grill.
Use materials that do not generate static electricity or paint that does not generate static electricity.
A camouflage panel painted with the above is attached, and an air filter is further attached to the rear side of the camouflage panel.

Therefore, according to the indoor unit of the air conditioner of the first aspect of the present invention, by attaching a camouflage panel free of dust due to static electricity between the suction grille and the air filter, the rear side of the camouflage panel is provided. The dust adhering to the air filter is made difficult to see from the user side, so that the dirt on the air filter is conspicuous, so that the user does not have to clean the air filter and the dirt on the air filter is not conspicuous. Does not spoil the aesthetics of

The indoor unit of the air conditioner according to the second aspect of the present invention is the indoor unit of the air conditioner according to the first aspect,
The suction grill is either made of a material that static electricity does not occur,
Or, because it is painted with paint that does not generate static electricity,
Static electricity is not generated in the suction grill, the dust in the air is less likely to adhere to the suction grill being drawn, it is possible to maintain beautiful appearance of the product.

[Brief description of the drawings]

FIG. 1 is a sectional view of an indoor unit of an air conditioner according to an embodiment of the present invention.

FIG. 2 is a perspective view of the indoor unit.

FIG. 3 is an exploded view of a suction grill, a camouflage panel, and an air filter of the indoor unit.

FIG. 4 is a perspective view of a state in which the suction grille, the camouflage panel and the air filter of the indoor unit are integrally combined, as viewed from the back surface side.

FIG. 5 is an exploded view of a suction grill and an air filter of an air conditioner using a turbo fan.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Casing, 2 ... Turbo fan, 3 ... Heat exchanger, 4
... Motor, 5 ... Front panel, 6 ... Suction grill, 7 ... Camouflage panel, 8 ... Air filter, 11-14 ... Outlet.

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) F24F 1/00 401 F24F 13/28

Claims (2)

(57) [Claims] 1. A casing (1), a turbo fan (2) having a shaft disposed in the casing (1) in a front-rear direction, and blowing air sucked from a front side outward in a radial direction with respect to the shaft; Suction port (5a) provided on the front side of casing (1)
A suction grille (6) attached to the suction grille (6), a camouflage panel (8) attached to the rear side of the suction grille (6), and an air filter (7) attached to the rear side of the camouflage panel (8). The camouflage panel (8) is made of a material that does not generate static electricity.
Paint or paint that does not generate static electricity.
An indoor unit of an air conditioner characterized by being mounted . 2. The indoor unit for an air conditioner according to claim 1, wherein the suction grill (6) is made of a material that does not generate static electricity, or is coated with a paint that does not generate static electricity. An indoor unit of an air conditioner characterized by the following.