JPH11264604A - Air filter mounting structure of air-conditioning equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily detach an air filter without removing a suction grill, by deforming the air filter by elasticity, and at the same time by correcting deformation on forming. SOLUTION: A correction means for correcting an air filter 7 is provided at the rear part of an insertion/removal port or on the rear surface of the base edge part of the air filter 7 that opposes the rear part of the insertion/ removal port. A filter guide 6 is provided in a casing 2, where the filter guide 6 is stretched to the insertion/removal port and detachably guides a filter guide reception part to an inner surface side in a suction grill 5. When the air filter 7 is detachably mounted, the air filter 7 is inserted from the insertion/removal port and at the same time is subjected to elastic deformation for guiding to the inner surface side of the suction grill 5 by the filter guide 6, and the deformation of the air filter 7 is corrected by the correction means for mounting.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air filter removably attached to a suction port of an air conditioner,
More specifically, the present invention relates to an air filter mounting structure in which an air filter is configured to be deformable by elasticity and corrects distortion (warpage) during molding so that the air filter can be easily attached / detached without removing the suction grill.

[0002]

2. Description of the Related Art A conventional air filter mounting structure provided at a suction port of a ceiling-suspended air conditioner is disclosed in, for example, Japanese Utility Model Laid-Open No. 4-136428, in which a suction grille is removed to mount an air filter. There have been known cases in which the suction grill is opened and the air filter is attached, as disclosed in Japanese Utility Model Laid-Open No. 3-115328.

However, since the air filter has a structure in which the suction grill is removed or opened and removed, it takes time and effort to attach and detach the suction grill, and if the suction grill is removed or opened during operation. In such a case, there is a danger that an accident such as the ingestion of hair from the suction port of the air conditioner may occur, which is dangerous.

As shown in FIGS. 18 (A) to 18 (D), the air filter 7 is settled when it is mounted on the inner surface side of the suction grill due to distortions (warpages) A and B generated during molding. Becomes worse, for example, as shown in FIG.
As shown by a C portion, the vertical rib 7e of the air filter 7 goes under the horizontal bar 5a of the suction grill and deforms the horizontal bar 5a of the suction grill outwardly as indicated by an arrow. Alternatively, the base end of the air filter 7 remains deformed inward as indicated by the arrow, as in the part D shown in FIG. 18D, so that the appearance is impaired in any case. Was causing it.

[0005]

SUMMARY OF THE INVENTION In view of the above problems, the present invention provides an air filter that is elastically deformable and corrects distortion (warpage) during molding.
It is an object of the present invention to provide an air filter mounting structure of an air conditioner that can be easily attached and detached without removing an intake grill.

[0006]

According to the present invention, in order to solve the above-mentioned problems, the inside of the casing is divided into a heat exchanger room and a blower room by a partition plate, and a suction port is provided in the blower room and the heat exchanger room. And an air outlet, a heat exchanger is provided in the heat exchanger chamber, a blower accommodated in a fan casing is provided near the partition plate of the blower chamber, and a front panel is mounted on a front surface of the fan casing. In the air conditioner, a suction grill is attached to the suction port, and an air filter is removably attached to an inner surface of the suction grill. The suction grill includes a plurality of parallel horizontal rails and a plurality of vertical rails connecting the horizontal rails. And an insertion / removal opening for inserting / removing the air filter into / from the inner surface side of the suction grill near the partition plate. The air filter has filter guides on at least both sides. A frame having a receiving portion and a filter mounting portion, and having a deforming means capable of elastically deforming orthogonally to the insertion / removal direction of insertion / removal from the insertion / removal opening, and a filter mounted on the filter mounting portion. A correction means for correcting deformation of the air filter is provided at a rear portion of the insertion / removal opening or on a rear surface of a base end portion of the air filter opposed to the insertion / removal opening. A filter guide is provided for detachably guiding the portion to the inner surface side of the suction grill. When the air filter is detachably mounted, the air filter is inserted from the insertion / removal opening and the filter guide is elastically deformed while the air filter is being used. The air filter is guided to the inner surface side of the suction grille, and the correction unit corrects the deformation of the air filter and mounts the air filter.

The deforming means may be formed in a band shape by a synthetic resin having elasticity, and the lower end portion of the filter guide receiving portion may be connected to the filter guide receiving portion so as to be bent into a corrugated sectional shape. It is configured to include the filter mounting portion.

[0008] Further, the filter mounting portion constituting the air filter is provided with a side wall for blocking suction air from entering from both sides.

Further, the filter guide is provided so as to face a grill rib formed on an inner surface of the suction grill,
The filter guide receiving portion is configured to be inserted and removed between the grill rib and the filter guide.

[0010] The filter guide is provided between the casing and the partition plate.

Further, the grill rib is provided along a peripheral edge of the insertion / removal opening, and is formed at an obtuse angle to a horizontal rail of the suction grill.

The gap between the tip of the grill rib and the filter guide is formed to have a larger size than the filter guide receiving portion which is removably accommodated in the gap, while removing the air filter. When the grill rib is brought into contact with the filter guide receiving portion, a gap is formed between the horizontal rail of the suction grill and the filter of the air filter.

[0013] Further, a plurality of horizontal ribs and vertical ribs connecting the horizontal ribs are provided at a base end of the air filter, and the vertical ribs are fitted between an end face of the front panel and a horizontal rail of the suction grille. It is configured to match.

Further, a taper portion facing the front panel constituting the insertion / removal opening is provided in a vertical rib of the air filter.

[0015] Further, an inclined portion is provided on the vertical rib located substantially at the center of the insertion / removal opening corresponding to the horizontal rail of the suction grille constituting the insertion / removal opening.

Further, the correcting means comprises a first convex portion provided at a rear portion of the insertion / removal opening so as to face a back surface of a base end portion of the air filter. The air filter is configured to be in contact with the rear surface of the base end to correct the deformation of the air filter.

Further, the first convex portion is formed continuously with a rear portion of the insertion / removal opening, and is constituted by a first protruding strip extending along the longitudinal direction of the insertion / removal opening.

Further, the correcting means comprises a second convex portion provided on a back surface of a base end portion of the air filter so as to face a rear portion of the insertion / removal opening. The air filter is configured to abut on the rear portion to correct the deformation of the air filter.

Further, the second convex portion is formed continuously on the back surface of the base end portion of the air filter, and is constituted by a second protruding strip extending in the longitudinal direction of the insertion / removal opening.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The embodiments of the present invention will be described below as examples based on the attached drawings. 1 to 6
7 (A) and 7 (B), and FIGS.
17 (A) and FIG. 17 (B), reference numeral 1 denotes a ceiling-suspended air conditioner main body suspended from a ceiling surface A along a wall surface B, and reference numeral 2 denotes the same main body 1. 3 is a partition plate for partitioning the inside of the casing 2 into a heat exchanger room and a blower room, 4 is a front cover mounted on the front surface of the casing 2, and 5 is a suction port 8 provided in the casing 2. Suction grill attached to the suction grille 6
A filter guide 7 is provided slightly parallel to the inner surface of the suction grille 5, and is an air filter removably attached to the inner surface of the suction grille 5 by the filter guide 6. 9 is a filter provided on the casing 2. An outlet forming an air passage connected to the opening 8, a fan motor 10 provided in the blower chamber, and a blower fan 11 driven by the fan motor 10 and housed in a fan casing 12.

The suction grille 5 has a large number of parallel horizontal rails 5a.
And a plurality of vertical bars 5a 'connecting these, and near the partition plate 3, has an insertion / removal opening 5c for inserting / removing the air filter 7 into / from the inner surface side of the suction grill 5, The air filter 7 has a filter guide receiving portion 7a and a filter mounting portion 7b on at least both sides, and
A frame having deforming means capable of being elastically deformed orthogonally to the insertion / removal direction from / to the insertion / removal direction, and a filter attached to the filter attachment portion 7b, and a rear portion of the insertion / removal opening 5c, or opposed thereto. A correcting means described below for correcting deformation of the air filter 7 is provided on the back surface of the base end portion of the air filter 7, and the casing 2 is connected to the insertion / removal opening 5c. A filter guide 6 is provided on an inner surface side of the suction grill 5 so as to be detachably provided.
When the air filter 7 is detachably attached, the air filter 7 is inserted through the insertion / removal opening 5c and elastically deformed as shown by an arrow k in FIG. The configuration is such that the air filter 7 is guided to the inner side to correct the deformation of the air filter 7 by a correcting means to be described later, and the air filter 7 is attached without removing the suction grille 5. As compared with the case where the length dimension f is formed in the same dimension, the structure can be more easily and accurately attached and detached. Therefore, as described in the prior art, it takes time to attach and detach the air filter 7. Or the opening / closing of the suction grill 5 during operation may cause an accident such that hair is sucked from the suction port 8. It will be able to prevent No matter, also, distortion of the air filter 7 caused during molding (warp)
Can be corrected so that the appearance is not impaired.

The deformation means for elastically deforming the air filter 7 perpendicularly to the insertion / removal direction includes the filter guide receiving portion 7a formed of a synthetic resin having elasticity in a band shape, and the filter guide receiving portion 7a. The lower end portion is connected to the filter mounting portion, and the filter mounting portion is bent into a corrugated cross-sectional shape.
7b, whereby the air filter 7 is easily elastically deformed perpendicularly to the insertion / removal direction when the air filter 7 is inserted / removed from the insertion / removal opening 5c. Therefore, the air filter 7 can be easily attached to and detached from the inner surface of the suction grill 5 without removing the suction grill 5.

Further, the filter mounting portion 7b constituting the air filter 7 is provided with a side wall 7c for blocking suction air from entering from both sides, so that the suction air sucked from the suction port 8 is provided. Has a structure that allows the light to pass through the filter effectively.

The side wall 7c is connected to the air filter 7
Is formed integrally with the frame body, whereby the dimensions and shape can be accurately finished and the cost is advantageous.

The insertion / removal opening 5c and the corresponding filter guide 6 are divided into a plurality of parts, while the air filter 7 is divided into a plurality of parts corresponding to the plural insertion / removal openings 5c and the filter guide 6. Thereby, for example, even when the main body 1 is large and the suction port 8 is formed to have a long dimension on the left and right, the air filter 7 can be easily and accurately formed. The structure is such that it can be detachably attached.

The wave-shaped portion of the filter mounting portion 7b has a height g at a point j where the filter mounted on the same wave-shaped portion is substantially opposed to the blower 11, and a height g 'at a tip portion and a height g' at a tip end. g '', and the filter is attached along the same wave-shaped portion, whereby the filter is a unit of a portion j substantially opposed to the blower 11. The surface area per projected area can be made larger than the surface area per unit projected area of the distal end portion. In other words, the filter has a denser portion j almost facing the blower 11 having a large intake air amount. On the other hand, the distal end portion having a small amount of intake air is roughened, so that the filter can remove dust contained in the intake air substantially uniformly.

The filter guide 6 is provided opposite to a grill rib 5b formed on the inner surface of the suction grill 5, and the filter guide receiving portion 7a can be inserted and removed between the grill rib 5b and the filter guide 6. , The air filter 7 can be more smoothly
In addition, the configuration allows more accurate insertion and removal.

Further, the filter guide 6 is provided between the casing 2 and the partition plate 3 so that the partition plate 3 and the casing 2 can be assembled with increased strength. It has become.

As shown in FIG. 8, the grill rib 5b is provided along the peripheral edge of the insertion / removal opening 5c, and the grill rib 5b is arranged at an angle Θ shown in FIG. Due to the obtuse angle, the gap c can be secured between the filter constituting the air filter 7 and the horizontal rail 5a, and the dust accumulated in the filter does not fall on the horizontal rail 5a. In this manner, the air filter 7 can be smoothly removed.

As shown in FIG. 8, the gap b between the tip of the grill rib 5b and the filter guide 6 is
When the grill rib 5b is brought into contact with the filter guide receiving portion 7a when the air filter 7 is removed, the filter guide receiving portion 7a is formed with a size larger than the filter guide receiving portion 7a which is removably accommodated in the gap b. A gap c is formed between the horizontal rail 5a of the suction grille 5 and the filter constituting the air filter 7, whereby the filter is provided in the same manner as described above. The air filter 7 can be removed smoothly without causing the dust accumulated in the air filter 7 to drop on the horizontal rail 5a.

At the base end of the air filter 7, a plurality of horizontal ribs 7g and vertical ribs 7e connecting them are provided. The vertical ribs 7e are connected to the end face of the front panel 4 and the suction grill 5a.
The horizontal filter 5a is fitted between the air filter 7 and the air filter 7 so that the air filter 7 can be accurately mounted without play.

The vertical rib 7e of the air filter 7
By providing the tapered portion 7f facing the front panel 4, interference with the corners of the front panel 4 is eliminated, and the vertical length between the end face of the front panel 4 and the horizontal bar 5a of the suction grill 5 is eliminated. The rib 7f is fitted smoothly so that the air filter 7 is accurately fixed.

The horizontal rib 7g and the vertical rib 7e of the air filter 7 are connected to the horizontal bar 5a and the vertical bar 5 of the suction grille 5.
a ′, so that a horizontal rib 7g and a vertical rib 7e of the air filter 7 are provided.
Since the horizontal and vertical rails 5a and 5a 'of the suction grille 5 are designed to be continuous, the structure does not impair the appearance, and the air filter is easily hung on the horizontal rib 7g. 7 can be easily inserted and removed.

The horizontal rib 7g and the vertical rib 7e
Is formed integrally with the frame of the air filter 7, so that the dimensions and shape can be accurately finished and the structure is advantageous in terms of cost.

Also, the inclined portion 7h is provided in the vertical rib 7e located substantially at the center of the insertion / removal opening 5c, corresponding to the horizontal rail 5a of the suction grille 5 constituting the insertion / removal opening 5c.
As in the prior art described above, the air filter 7
The vertical rib 7e does not enter the back side of the horizontal bar 5a of the suction grill, and the horizontal bar 5a of the suction grill is deformed outward to prevent the appearance from being impaired.

Further, the correcting means is provided as an example in FIG.
As shown in the figure, a first convex portion 5c 'is provided at the rear of the insertion / removal opening 5c so as to face the rear surface of the base end of the air filter 7. The first convex portion 5c' Is configured to abut against the rear surface of the base end of the air filter 7 to correct the deformation of the air filter 7, whereby the base end of the air filter 7 is, as in the prior art described above, The structure is effectively corrected so as not to remain inwardly deformed, so that the appearance is not impaired.

The first convex portion 5c 'is provided with the insertion / removal opening 5c.
Is formed continuously at the rear portion of the air filter 7 and is formed of the first protruding strip extending along the longitudinal direction of the insertion / removal opening, whereby the deformation of the air filter 7 can be effectively corrected,
In addition, the size and shape can be accurately finished, and the structure is advantageous in terms of cost.

Further, the correcting means may be provided as another example as shown in FIG.
0, a second convex portion provided on the back surface of the base end portion of the air filter 7 so as to face the rear portion of the insertion / removal opening 5c.
7j, the second convex portion 7j is configured to abut on the rear portion of the insertion / removal opening 5c to correct the deformation of the air filter 7, whereby the example of FIG. 11 based on FIG. As in the case described above, the air filter 7 is effectively corrected so that the base end of the air filter 7 does not remain deformed inward, so that the appearance is not impaired.

Further, the second protrusion 7j is formed continuously on the back surface of the base end of the air filter 7, and is constituted by a second ridge extending along the longitudinal direction of the insertion / removal opening 5c. As a result, similarly to the case of the above example, the deformation of the air filter 7 can be effectively corrected, and the size and shape can be accurately finished, and the structure is advantageous in cost. Note that any one of the above-described examples and other examples may be employed depending on design convenience or the like.

With the above configuration, FIGS. 1 to 6 and FIG.
(A) and FIG. 7 (B), FIGS. 8 to 16, and FIG.
17 (A) and FIG. 17 (B), the suction grille 5 is composed of a large number of parallel horizontal rails 5a and a plurality of vertical rails 5a 'connecting the horizontal rails 5a. Has an insertion / removal opening 5c for inserting / removing the air filter 7 on the inner surface side of the suction grille 5, the air filter 7 has a filter guide receiving portion 7a and a filter mounting portion 7b on at least both sides, A frame body having a deformable means that can be elastically deformed orthogonally to the insertion / removal direction of insertion / removal from the insertion / removal opening 5c, and a filter attached to the filter mounting portion 7b, a rear portion of the insertion / removal opening 5c, Alternatively, the correction means for correcting the deformation of the air filter 7 is provided on the rear surface of the base end portion of the air filter 7 opposed thereto, and the casing 2 is connected to the insertion / removal opening 5c, and the filter guide receiver is provided. Portion 7a with the suction grille A filter guide 6 is provided on the inner surface of the air filter 5 so that the air filter 7 can be detachably mounted.
While being elastically deformed as shown by the arrow k in FIG. 16, guided by the filter guide 6 to the inner surface side of the suction grille 5, and the correction means corrects the deformation of the air filter 7 and mounts the same. By doing so, without removing the suction grille 5,
As compared with the case where the thickness dimension f of each part shown in FIG. 5 is formed in the same size, the structure can be more easily and accurately attached and detached. Therefore, as described in the prior art above, the air filter It takes time to put on and take off 7
By removing and opening the suction grill 5 during operation, it is possible to prevent the occurrence of an accident such as hair being sucked through the suction port 8 and to prevent the air filter 7 from being deformed during molding ( warp)
Therefore, the air filter mounting structure of the air conditioner can be configured so that the appearance is not impaired.

[0041]

As described above, according to the present invention, the air filter is configured to be deformable by elasticity, and at the same time, distortion (warpage) at the time of molding is corrected so that the suction grill can be easily attached / detached without removing. The air filter mounting structure of the air conditioner described above.

[Brief description of the drawings]

FIG. 1 is a side view of a ceiling-suspended air conditioner main body provided with an air filter mounting structure according to the present invention.

FIG. 2 is a bottom view showing a ceiling-suspended air conditioner main body provided with an air filter mounting structure according to the present invention, with an air filter removed.

FIG. 3 is a cross-sectional view of a main part of a ceiling-suspended air conditioner main body provided with an air filter mounting structure according to the present invention.

FIG. 4 is an enlarged view of a main part of a ceiling-suspended air conditioner main body provided with an air filter mounting structure according to the present invention.

FIG. 5 is a bottom view showing a ceiling-suspended air conditioner main body equipped with an air filter mounting structure according to the present invention, in which an air filter is mounted.

FIG. 6 is a perspective view of the lower surface of a ceiling-suspended air conditioner main body provided with an air filter mounting structure according to the present invention.

7A and 7B are explanatory views of a main part of an air filter mounting structure of an air conditioner according to the present invention, wherein FIG. 7A is a cross-sectional view taken along the line AA shown in FIG. 3, and FIG. FIG.

8 is an enlarged view of a main part corresponding to FIG.

FIG. 9 is a sectional view taken along the line BB shown in FIG. 6;

FIG. 10 is an enlarged view of a main part corresponding to FIG. 3, showing a state where an air filter is attached.

11 is an enlarged view of a main part corresponding to FIG. 3, showing a state where an air filter is removed.

FIG. 12 is a perspective view of an air filter used in the air filter mounting structure of the air conditioner according to the present invention.

FIG. 13 is an enlarged view of a portion C shown in FIG.

FIG. 14 is an enlarged view of a portion D shown in FIG.

FIG. 15 is a view as seen from an arrow E shown in FIG.

FIG. 16 is a side view showing a state in which the air filter used in the air filter mounting structure of the air conditioner according to the present invention is elastically deformed.

FIG. 17 is a clear view of an air filter used in the air filter mounting structure of the air conditioner according to the present invention, wherein (A) is a front view and (B) is a plan view.

FIG. 18 is an explanatory view of an air filter used in an air filter mounting structure of an air conditioner according to a conventional example, where (A) is a front view, (B) is a plan view, and (C) and (D). Is a sectional view of a main part.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Ceiling suspended air conditioner main body 2 Casing 3 Partition plate 4 Front cover 5 Suction grille 5a Horizontal rail 5a 'Vertical rail 5b Grill rib 5c Insertion / exit 5c' First convex part 5d Screw hole 6 Guide 7 Air filter 7a Filter guide Receiving part 7b Cross-sectional shape of corrugation 7c Side wall 7d Bend part 7e Vertical rib 7f Tapered part 7g Horizontal rib 7h Inclined part 7j Second convex part 8 Suction port 9 Air outlet 10 Drive motor 11 Blower fan 12 Fan casing

Claims (14)

[Claims] 1. The casing is divided into a heat exchanger room and a blower room by a partition plate, and the blower room and the heat exchanger room are provided with an inlet and an outlet, and the heat exchanger room is provided with a heat exchanger. A blower housed in a fan casing near the partition plate of the blower room, a front panel is mounted on the front of the fan casing, and a suction grill is attached to the suction port, and air is provided on the inner surface thereof. In an air conditioner in which a filter is detachably attached, the suction grill includes a plurality of parallel horizontal rails and a plurality of vertical rails connecting the horizontal rails, and the air grill is provided near the partition plate. The air filter has an insertion / removal opening for inserting / removing a filter on the inner surface side of the suction grill. The air filter has a filter guide receiving portion and a filter mounting portion on at least both sides, and the air filter has A frame having a deformation means capable of being elastically deformed in a direction perpendicular to the insertion / removal direction, and a filter attached to the filter attachment portion; and a rear part of the insertion / removal opening or the air filter opposed to the rear part. A correction means for correcting deformation of the air filter is provided on the rear surface of the base end of the filter guide. The filter guide is connected to the insertion / removal opening of the casing, and detachably guides the filter guide receiving portion to the inner surface side of the suction grill. When the air filter is removably attached, the air filter is inserted from the insertion / removal opening, and is guided to the inner surface side of the suction grill by the filter guide while being elastically deformed. An air filter mounting structure for an air conditioner, wherein a filter is deformed and mounted. 2. The filter guide receiving portion, wherein the deforming means is formed in a band shape by an elastic synthetic resin,
2. The air filter mounting of an air conditioner according to claim 1, further comprising: the filter mounting portion having a lower end connected to the filter guide receiving portion and bent into a corrugated cross-sectional shape. Construction. 3. The air conditioner according to claim 1, wherein a side wall for blocking suction air from entering from both sides is provided on the filter mounting portion constituting the air filter. Air filter mounting structure of the machine. 4. The filter guide is provided opposite to a grill rib formed on an inner surface of the suction grill, and the filter guide receiving portion is guided between the grill rib and the filter guide so as to be insertable and removable. The air filter mounting structure for an air conditioner according to claim 1 or 2, wherein: 5. The air filter mounting structure for an air conditioner according to claim 1, wherein the filter guide is provided between the casing and the partition plate. 6. The gasket according to claim 1, wherein the grill rib is provided along a peripheral edge of the insertion / removal opening, and is formed at an obtuse angle with respect to a horizontal rail of the suction grill. Air filter mounting structure for air conditioners. 7. A gap between a tip portion of the grill rib and the filter guide is formed to have a size larger than that of the filter guide receiving portion accommodated in the gap so as to be insertable and removable, while removing the air filter. 7. A gap is formed between the horizontal rail of the suction grill and the filter of the air filter when the grill rib is brought into contact with the filter guide receiving portion. 3. The air filter mounting structure of the air conditioner according to 1. 8. A plurality of horizontal ribs and vertical ribs connecting the horizontal ribs are provided at a base end of the air filter, and the vertical ribs are fitted between an end face of the front panel and a horizontal rail of the suction grill. The air filter mounting structure for an air conditioner according to claim 1, wherein the air filter mounting structure is adapted to be fitted. 9. The air filter mounting structure for an air conditioner according to claim 8, wherein a tapered portion facing the front panel constituting the insertion / removal opening is provided on a vertical rib of the air filter. 10. The vertical rib, which is located substantially at the center of the insertion / removal opening, corresponding to a horizontal rail of the suction grille constituting the insertion / removal opening, is provided with an inclined portion. An air filter mounting structure for an air conditioner according to claim 8. 11. The air filter according to claim 1, wherein the correcting means includes a first convex portion provided at a rear portion of the insertion / removal opening so as to face a back surface of a base end portion of the air filter. 2. The air filter mounting structure for an air conditioner according to claim 1, wherein a deformation of the air filter is corrected by contacting the rear surface of the base end portion. 12. The method according to claim 11, wherein the first convex portion is formed continuously with a rear portion of the insertion / removal opening, and includes a first ridge extending along the longitudinal direction of the insertion / removal opening. Air filter mounting structure for air conditioner. 13. The air filter according to claim 1, wherein the correcting means comprises a second convex portion provided on a rear surface of a base end portion of the air filter so as to face a rear portion of the insertion / removal opening. The air filter mounting structure for an air conditioner according to claim 1, wherein a deformation of the air filter is corrected by contacting the rear portion. 14. The air conditioner according to claim 1, wherein the second convex portion is formed continuously on a rear surface of a base end portion of the air filter, and includes a second ridge extending along a longitudinal direction of the insertion / removal opening. 14. The air filter mounting structure for an air conditioner according to claim 13.