JPH09206534A - Air filter and air conditioner using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air filter easy to bend that, even when the air cleaning filter is fixed on the back, a detaching work is easy, and to provide an air conditioner using the air filter. SOLUTION: In the air filter 5 provided with a fixing frame, on which the air cleaning filter 6 is fixed, on the back side, notches are formed on a frame member in the longitudinal direction of the above-mentioned fixing frame so as be easily bent. The air cleaning filter 6 is fixed on the fixing frame of the above-mentioned air filter 5 and the air filter 5 is provided between a panel 4 fixed on the front of the main body 1 and an heat exchanger 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air filter to which an air cleaning filter can be attached and an air conditioner using the same.

[0002]

2. Description of the Related Art Conventionally, as an air conditioner, a heat exchanger and a blower fan are arranged in a main body, a front side of the main body is covered with a panel, and an air filter is provided between the panel and the heat exchanger. Some are detachably attached. An air purifying filter that traps fine particles in the air such as pollen and dust that are not trapped by the net of the air filter is attached to the back surface of the air filter.

[0003]

By the way, in the above air conditioner, the air cleaning filter is arranged on the back side of the curved portion of the air filter. Therefore, depending on the position of the air purifying filter mounting frame provided on the back side of the air filter, the rigidity of the air filter is increased and the air filter is less likely to bend. In the machine, there is a problem that it is difficult to attach and detach the air filter to which the air cleaning filter is attached.

SUMMARY OF THE INVENTION An object of the present invention is to provide an air filter and an air conditioner using the air filter which can be easily attached and detached even when the air cleaning filter is attached to the back side of the curved portion.

[0005]

In order to achieve the above object, the air filter according to claim 1 is an air filter having a mounting frame for mounting an air cleaning filter on the back side, wherein a frame member in the longitudinal direction of the mounting frame. In addition, a notch is formed so as to be easily bent.

According to the air filter of the first aspect, the notches are formed in the vertical frame members of the mounting frame for mounting the air cleaning filter of the air filter.
Even when the air cleaning filter is attached to the back side of the curved portion of the air filter, the rigidity of the curved portion of the air filter is reduced, the air filter is easily curved, and the attachment / detachment work of the air filter can be easily performed. .

The air conditioner of claim 2 is characterized in that the panel is fixed to the front surface of the main body, and the air filter of claim 1 is provided between the panel and the heat exchanger.

According to the air conditioner of the second aspect, when the air filter is mounted in a curved state in the air conditioner in which the panel is fixed and does not open, the air filter is provided between the panel and the heat exchanger. When the air filter is inserted, the air filter is easily bent, so that the mounting work can be easily performed, and also when the air filter is removed, the work is similarly easy. Therefore, even in the air conditioner having the panel fixed to the front surface of the main body, the air filter having the air cleaning filter attached to the back surface can be easily attached and detached.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an air filter of the present invention and an air conditioner using the same will be described in detail with reference to the illustrated embodiments.

FIG. 1 is a cross-sectional view of an air conditioner using an air filter according to an embodiment of the present invention.
Is a heat exchanger arranged in the body 1, and 3 is the body 1
The blower fans 4 arranged inside the heat exchanger 2 cover the front surface of the main body 1 and have a front grill 11 and a top grill 12. An air filter 5 is attached between the heat exchanger 2 and the panel 4. The lower guide 1 extends upward from the vicinity of the lower end of the panel 4 and the upper half is curved rearward inside both side surfaces (only the right side surface is shown in FIG. 1) of the main body 1.
4 is formed, and the upper guide 15 is formed along the curved portion of the lower guide 14 at a predetermined interval. The lower guide 14 and the upper guide 15 on both sides of the main body 1 guide the both ends of the air filter 5.

As shown in FIG. 2, the air filter 5 has a substantially rectangular air filter frame 20 having horizontal rails 21, 22 and vertical rails 23 to 26, and the air filter frame 20.
In addition to having the net 27 stretched over, a mounting frame 30 for the air cleaning filter 6 (shown in FIG. 1) is provided on the back surface.
The mounting frame 30 includes an upper frame member 31 provided laterally on the back surface side of the upper horizontal rail 21, and a lower frame member 32 laterally provided on the back surface side of the lower horizontal rail 22. Both side rails 2
The left frame member 33 is provided longitudinally on the back side of the left vertical rail 25 between the first and second vertical rails 25, and the vertical direction is provided on the back surface of the right vertical rail 26 between the horizontal rails 21 and 22. The right frame member 34 is formed into a substantially rectangular shape. At the lower corners of the air filter frame 20, the locking portions 28,
29 are provided. Although not shown, the upper frame member 31 and the lower frame member 32 are provided with locking holes so that the air cleaning filter 6 is held even if the air filter 5 is bent. The protrusion (not shown) of the air cleaning filter 6 is locked.

FIG. 3 is a side view of the air filter 5 shown in FIG. 2 as viewed from the right side of the drawing. A notch 41 is provided at the upper ends of the left frame member 33 and the right frame member 34 of the mounting frame 30.
Notches 42 are formed at the lower ends, respectively, and notches 4 are formed at the left frame member 33 and the right frame member 34 at predetermined intervals.
3,43 are formed respectively.

In the air conditioner having the above-described structure, as shown in FIG.
When the air filter 5 is inserted from the upper end side into the opening 13 provided between a and the lower end of the panel 4, the lower side guides 14 on both side surfaces of the body 1 and the panel 4 guide the air filter 5. The air filter 5 is bent by the guide of the lower guide 14 and the upper guide 15 during the insertion. At this time, the mounting frame 30 of the air cleaning filter 6 shown in FIG.
Left frame member 33, right frame member 34 notches 41, 4
Since the second frame 43 and the second frame 43 are formed, the rigidity of the left frame member 33 and the right frame member 34 is small, and the air filter 5 bends flexibly. Then, when the air filter 5 is further inserted, the locking portions 28 and 29 of the air filter 5 are locked to the main body 1, and the mounting of the air filter 5 is completed.

As described above, by forming the notches 41, 42, 43 in the left frame member 33 and the right frame member 34 of the air purifying filter mounting frame 30 of the air filter 5, the air purifying filter 6 is replaced by the air filter. Even if it is attached to the back surface of the air filter 5, the air filter 5 bends flexibly, and the air filter 5 can be easily attached. Also,
Even when the air filter 5 is removed, it can be easily performed as in the case of mounting. Further, the upper frame member 3 constituting the mounting frame 30 of the air cleaning filter 6 is provided on the rear surface side of each of the horizontal rails 21, 22 and the vertical rails 25, 26, that is, on the leeward side.
1, lower frame member 32, left frame member 33 and right frame member 3
Since 4 is formed, the air resistance due to the mounting frame 30 can be reduced.

Further, in the air conditioner in which the panel is fixed to the front surface of the main body and does not open like the air conditioner, even if it is difficult to mount the air cleaning filter separately from the air filter, By using the air filter, it is possible to easily attach and detach the air cleaning filter together with the air filter. Further, since the air filter and the air cleaning filter can be easily attached and detached without opening the panel, the panel opening / closing mechanism becomes unnecessary, and the cost of the air conditioner can be reduced.

In the above embodiment, the air filter of the present invention is not limited to the air conditioner in which the panel 4 is attached to the front surface of the main body 1, but is also applicable to the air conditioner in which the front panel is openably and closably attached to the main body. Of course, it may be applied.

In the above embodiment, the mounting frame 3 is also used.
Although the three notches 41, 42, and 43 are provided on the left side frame member 33 and the right side frame member 34, respectively, the shape and number of the notches are not limited to this, and the curved portion of the air filter to which the air cleaning filter is attached may be To facilitate bending, the vertical frame member of the mounting frame of the air cleaning filter may be provided with notches having an appropriate shape and number.

[0018]

As is apparent from the above, the air filter according to the invention of claim 1 is an air filter having a mounting frame for mounting the air cleaning filter on the back side, and is cut into frame members in the longitudinal direction of the mounting frame. Since the notch is formed, when the air cleaning filter is attached to the back side of the curved part of the air filter, the rigidity of the curved part of the air filter becomes small, the air filter bends flexibly, and the removal work of the air filter is facilitated. It can be carried out.

In the air conditioner of the second aspect of the present invention, the air filter of the first aspect is provided between the panel fixed to the front surface of the main body and the heat exchanger. When the air filter is attached to the heat exchanger in a curved state, the air filter bends flexibly, so that the air filter can be easily attached and detached. Therefore, the air filter with the air cleaning filter can be easily attached and detached. In addition, since the air filter and the air cleaning filter can be easily attached and detached without opening the panel, the panel opening / closing mechanism is not required, and the structure can be simplified, and the cost of the air conditioner can be reduced.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of an air conditioner using an air filter according to an embodiment of the present invention.

FIG. 2 is a front view of the air filter.

FIG. 3 is a side view of the air filter.

[Explanation of symbols]

1 ... Main body, 2 ... Heat exchanger, 3 ... Blower fan, 4 ... Panel, 5 ... Air filter, 6 ... Air cleaning filter, 20 ...
Air filter frame, 21, 22 ... Horizontal rail, 23-26 ... Vertical rail, 27 ... Net, 30 ... Mounting frame, 31 ... Upper frame member,
32 ... Lower frame member, 33 ... Left frame member, 34 ... Right frame member, 41, 42, 43 ... Notch.

Claims (2)

[Claims] 1. An air filter comprising a mounting frame (30) for mounting an air cleaning filter (6) on the back side, wherein the frame members (33, 34) in the longitudinal direction of the mounting frame (30) are easily bent. The air filter having the notches (41, 42, 43) formed as described above. 2. A panel (4) is fixed to the front surface of the main body (1), and the air filter (5) according to claim 1 is provided between the panel (4) and the heat exchanger (2). An air conditioner characterized by that.