JP2001027498A - Cover for cleaning of air conditioner indoor unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate the attaching/detaching of a cover by peripherally providing an elastic wire to hold the open state on the other end opening edge section of the cylindrical cover main body made of a water-impervious sheet material, and at the same time, providing an urging member which urges in a manner to push away a space between one end opening and the other end opening of the cover main body. SOLUTION: At the rear end opening edge section of a cylindrical cover main body 1, a stretching belt 2 as a clamping member, a length adjusting string 3 and an adjusting belt 4 are peripherally provided. Also, at the front end opening edge section of the cover main body 1, an annular wire 5, which is an elastic wire, is peripherally provided. Then, an elastic frame 6 is provided as an urging member which urges in a manner to push away a space between openings, supported by the lower end section of the rear end opening and the upper end section of the front end opening. By this constitution, when a cover for a cleaning is attached, a framework becomes unnecessary. As a result, the attaching/detaching of the cover for the cleaning is facilitated. At the same time, the cover does not become bulky at the time of a carrying, and becomes lightweight.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cover for cleaning an air conditioner indoor unit, which prevents a cleaning liquid or the like from scattering around when cleaning the inside of the air conditioner indoor unit.

[0002]

2. Description of the Related Art Conventionally, when cleaning a heat exchanger incorporated in a wall-mounted indoor unit of an air conditioner, a cleaning cover has been used to prevent a cleaning solution or the like from scattering around. As an example, Japanese Utility Model Publication No. Hei 7-37069 proposes the following. That is, as shown in FIG. 9, a transparent transparent vinyl chloride sheet material is formed in a box-shaped bag shape having an open rear surface, a string is provided around the opening edge of the rear surface, and a round work window 51 is formed on the front surface. Are provided at two places on the left and right, and a drain port and a drain pipe 52 are provided on the bottom surface. When the cleaning is performed using the cleaning cover, the cleaning cover is attached to the indoor unit A at the rear opening.
And tied with the above-mentioned string, and attached to the indoor unit A.

However, since the above-mentioned cleaning cover is made of a flexible sheet material, when it is attached to the indoor unit A, it loses its shape. As a result, the cleaning cover comes into contact with the heat exchanger H, and it becomes difficult to clean the heat exchanger H.

Therefore, when cleaning the heat exchanger H built in the indoor unit A of the air conditioner using the cleaning cover, first, a frame 53 for keeping the cleaning cover in a box shape.
Must be attached to the indoor unit A. This skeleton 53
A thick bone 54 made of metal pipe contacting along the upper surface and both side surfaces of the indoor unit A;
And a plurality of small bones 55 protruding in the forward direction of the left side and a belt 56 inserted into the large bones 54.
5 along the upper surface and both side surfaces of the indoor unit A, and then the belt 5
6 and fixed to the indoor unit A. Then, the attachment of the cleaning cover is performed by covering the skeleton 53 and the outer periphery of the indoor unit A so as to surround the outer periphery of the indoor unit A with the rear surface opening, and then tying the rear part of the indoor unit A with the string.

[0005]

However, the above-mentioned conventional cleaning cover requires the above-mentioned skeleton 53 for its attachment, so that it takes time and effort to attach and detach it, and the skeleton 53 is bulky when it is carried. Had become. Furthermore, since the attachment of the cleaning cover is based on the framework 53, the cleaning cover cannot be deformed when the cleaning cover is attached to the indoor unit A, and the cleaning cover hinders the peripheral portion of the indoor unit A. The peripheral portion of the heat exchanger H could not be sufficiently washed.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and is compact in the case of carrying, easily detachable in the case of attachment and detachment, and can be deformed in the attached state. Its purpose is to provide a cleaning cover.

[0007]

In order to achieve the above object, an air conditioner indoor unit cleaning cover of the present invention is made of a water-permeable sheet material detachably attached so as to surround an outer periphery of the air conditioner indoor unit. A tubular cover main body, a fastening member provided around one end opening edge of the cover main body to fix the cover main body to the indoor unit, and an open state of the other end opening provided peripherally around the other end opening edge of the cover main body. An elastic wire that holds the cover body, an urging member that urges the cover body so as to push and widen between the two openings to maintain a gap between the one end opening and the other end opening, A lower cover is provided to cover the lower part.

That is, the cover for cleaning an air conditioner indoor unit according to the present invention comprises a tubular cover body made of a water-permeable sheet material detachably attached so as to surround the outer periphery of the air conditioner indoor unit, and one end opening of the cover body. A fastening member provided around the edge to fix the cover body to the indoor unit; an elastic wire provided around the other end opening edge of the cover body to hold an open state of the other end; and one end of the cover body An urging member is provided for urging the opening so as to push the opening between the two openings in order to maintain a space between the opening and the other end. Therefore, when attaching the cover for cleaning the air conditioner indoor unit to the indoor unit, a frame is not required unlike the conventional case. Therefore,
The air conditioner indoor unit cleaning cover can be easily attached and detached, and is not bulky and lightweight when being carried. Further, since the cover for cleaning the air conditioner indoor unit does not depend on the skeleton, the cover for cleaning the air conditioner indoor unit can be deformed even when the cover for cleaning the air conditioner indoor unit is attached to the indoor unit, and the peripheral portion of the heat exchanger can be deformed. Etc. can be sufficiently washed.

Further, in the present invention, when the urging member is foldable, it becomes more compact when it is carried.

Further, in the present invention, when the lower end or lower cover of the other end opening edge and the upper end of the other end opening edge are connected by a belt whose length can be adjusted, the other end opening is provided. Can be adjusted.

In the present invention, when a drain port is provided at the bottom of the cover body, sewage and the like scattered outside the indoor unit can be discharged from the drain port.

When the tubular cover main body, the fastening member, the elastic wire and the lower cover are foldable, the portable cover becomes compact when carried.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, embodiments of the present invention will be described in detail with reference to the drawings.

FIGS. 1 to 5 show an embodiment of a cover for cleaning an indoor unit of an air conditioner according to the present invention. In this embodiment, as shown in FIGS. 1 and 2, a cover for cleaning an air conditioner indoor unit (hereinafter, simply referred to as a “cover for cleaning”) includes a tubular cover body 1 and a rear end of the cover body 1. (One end) The elastic belt 2, the length adjusting cord 3, and the length adjusting belt 4 (fastening member) provided around the opening edge, and the annular member provided around the opening edge at the front end (the other end) of the cover body 1. A wire (elastic wire) 5, an elastic frame 6 (biasing member) supported by the lower end of the rear end opening and the upper end of the front end opening and for urging the opening between the two openings; A lower cover 7 covering a lower portion of the front end opening, an opening adjusting belt 8 connecting the lower cover 7 and an upper end of the front end opening edge,
A drain port 9 provided at the bottom of the cover body 1.

More specifically, the cover body 1 will be described.
Is a water-impervious sheet material obtained by subjecting a nylon sheet to urethane processing to form a tubular shape. Then, both end edges are folded back, and the tubular portions 10, 1 are extended along the opening edges at both ends.
1 is formed. Furthermore, these tubular parts 10, 11
Are cut at two places on the left and right, respectively. At the lower end of the rear end opening, there is provided a pocket portion 12 for accommodating one end of the elastic frame 6, and at the upper end of the front opening edge, the other end of the elastic frame 6 is supported. A support 13 is provided. A plurality of belt loops 14 are provided from the upper end to both sides along the rear end opening edge. A part of the upper part of the cover body 1 through which the length adjustment belt 4 passes is provided with a substantially long plate-like sponge 15.
Is provided.

The elastic belt 2 is made of rubber and inserted into the rear end tubular portion 10 of the cover body 1, and the size of the rear end opening can be adjusted by expanding and contracting itself. It has become. Also, there are two length adjusting cords 3, one of which is inserted into the tubular portion 10 above the left and right cut portions of the rear end tubular portion 10, and the other one is below the left and right cut portions. It is inserted through the tubular part 10. Each of the both ends is taken out from the left and right cut portions and passed through a stopper 16 so that the length of the length adjusting cord 3 can be adjusted by the stopper 16. The length adjustment belt 4 is provided forward of the telescopic belt 2, and the upper and lower portions of the cover body 1 are sewn to adjust the length at both sides of the cover body 1. You can do it.

The above-mentioned annular wire 5 is formed by inserting a spring wire into the front end tubular portion 11 from the cut portion of the front end tubular portion 11 of the cover body 1 and joining both ends thereof by the joint 17 to form an annular shape. Thus, the shape of the front end opening is maintained, and the shape is freely deformable.

As shown in FIGS. 3 and 4, the elastic frame 6 is formed by forming a spring wire into a substantially rectangular frame shape.
It is composed of individual frames 18 and 19. The one frame 18 is formed in a convex shape so that the width of one end in the longitudinal direction is reduced. The other frame 19 has one end in the longitudinal direction folded back, and the fold 20 thereof is
It is formed in a substantially annular shape so that the spring wire can be inserted. Further, the protruding length of the convex portion 21 is:
The length of the folded portion 22 is longer than the length of the folded portion 22, and the width of the folded portion 22 is larger than the width of the convex portion 21 and smaller than the width of one frame 18. The substantially annular portion 24 of the fold 20 is attached to the shoulder 23 of the convex portion 21.
Are engaged, so that one frame 18 and the other frame 19 are rotatable. The elastic frame 6 is foldable on the side where the folded portion 22 of the other frame 19 is located with respect to the convex portion 21 by rotating both frames 18, 19. On the opposite side, when the two frame members 18 and 19 rotate, the folded portion 22 presses the convex portion 21 and the elastic frame 6 bends. The total length of the elastic frame 6 is
Pocket 12 and support 13 provided in cover body 1
Is longer than the distance. Furthermore, one frame 1
A substantially rectangular parallelepiped ABS engagement body 25 is provided at the other end of the body 8.

The engaging member 25 of the elastic frame 6
2 is provided at the lower end of the rear end opening of the cover main body 1 as shown in FIG.
This engaged body is made of natural rubber, and as shown in FIG. 5, a groove-shaped engaging portion 27 for engaging the engaging body 25 is formed, and a rectangular tubular belt loop 28 is formed on the upper part thereof. Have been. As shown in FIGS. 1 and 2, a belt 29 is passed through the belt thread 28, and the belt 29 is passed through the belt thread 14 of the cover body 1, thereby being fixed to the cover body 1.

In the above configuration, when the cleaning cover is attached to the indoor unit A, first, the rear end opening of the cover main body 1 is widened and covered so as to surround the outer periphery of the indoor unit A. Temporarily fix to indoor unit A. Next, the cleaning cover is firmly and watertightly fixed to the indoor unit A by tightening with the length adjusting cord 3 and the length adjusting belt 4. Next, after the engagement body 25 at one end of the elastic frame 6 is accommodated in the pocket portion 12 of the cover body 1 so that the elastic frame 6 bends, the engagement body 25 is engaged with the engaged body 26 via the pocket portion 12 and The other end of the frame 6 is supported by the support 13 at the upper end of the front opening edge. Next, one end of a drain pipe 30 is connected to the drain port 9, and the other end is disposed in a drain container 31. In this way,
Attach the cleaning cover to the indoor unit A.

In the state in which the elastic frame 6 is bent, the bent body 26 is pressed against the wall surface W on which the indoor unit A is mounted, and the upper end of the front end opening edge is moved forward. Has been extruded. That is, the elastic frame 6 is urged so that the space between the two openings is pushed open by bending. The forward pushing force acting on the upper end of the front end opening edge acts to maintain the upper surface of the cleaning cover at the height of the upper surface of the indoor unit A. Further, the engaged body 26 is not rubbed by the frictional force with the wall surface W.

Subsequently, when cleaning the heat exchanger H of the indoor unit A, a spray containing the cleaning liquid is picked up and put through the opening at the front end, and the cleaning liquid is sprayed on the heat exchanger H.
After that, the nozzle from which water is jetted is picked up and put through the opening at the front end, and the heat exchanger H is washed away with water. When the cleaning cover is obstructed by the peripheral portion of the indoor unit A during the cleaning in this manner, the cleaning cover is deformed by manually moving the front end opening and the like up and down, left and right, and back and forth. Let it. In this manner, the heat exchanger H is washed, and the sewage and the like flowing down into the indoor unit A are discharged to the outside through a drain pipe provided in the air conditioner, and the sewage and the like scattered outside the indoor unit A are scattered. Are discharged into the drainage container 31 through the drainage pipe 30.

When the cleaning is completed, the cleaning cover is removed from the indoor unit A in the reverse procedure. After being removed, the cover body 1 is contracted in the front-rear direction, and then the opening is twisted into a figure of eight, and the two openings of the figure are overlapped and folded to be compact. . The elastic frame 6 is also made compact by being folded.

As described above, according to the above-described embodiment, the attachment of the cleaning cover is different from the related art in that the skeleton 53 is attached.
(See FIG. 9) becomes unnecessary, so that it can be easily attached and detached, and it is not bulky and lightweight when it is carried.

Further, since the cleaning cover is made of a deformable material such as a sheet material or a wire for a spring, the cleaning cover can be deformed even when the cleaning cover is attached to the indoor unit A. In addition, the peripheral portion of the heat exchanger H can be sufficiently cleaned.

The cover body 1 and the elastic frame 6
Is foldable, so that it is compact when carried.

When it is desired to reduce the opening area of the front end opening in a situation where a large amount of the washing liquid or the like is scattered, or to increase the opening area in a situation where the workability is to be improved, etc. By adjusting the length.

In general, when the outer circumference of the indoor unit A is tightened with the length adjusting belt 4 or the like, a gap is formed between the length adjusting belt 4 and a flat portion such as the upper portion of the indoor unit A where the flat portion is long. There are things you can do. However, in the above embodiment, the substantially long plate-shaped sponge 15 is provided in a portion of the upper portion of the cover main body 1 through which the length adjustment belt 4 passes. There is no gap, and the watertightness is higher.

FIGS. 6 and 7 show another embodiment of the air conditioner indoor unit cleaning cover of the present invention. In this embodiment, the cleaning cover is the same as the cleaning cover in the above embodiment, except that the length adjusting cord 3 and the stopper 16, the pocket 12 and the belt loop 14 formed in the cover body 1, and the engaged body 26 and belt 2
9 is not provided, and rubber sheets 32 are attached to the front and back surfaces at the center of the lower end of the rear opening edge of the cover main body 1. Other configurations are the same as those of the above-described embodiment, and similar portions are denoted by the same reference numerals.

When the cleaning cover is attached to the indoor unit A, first, the rear end opening of the cover body 1 is widened and covered so as to surround the outer periphery of the indoor unit A. Temporarily fix to machine A. Next, the cleaning cover is firmly and watertightly fixed to the indoor unit A by tightening with the length adjustment belt 4. Next, the rubber sheet 3
2 is bent upward, and the engaging body 25 at one end of the elastic frame 6 is brought into contact with the rubber sheet 32 so that the elastic frame 6 is bent, and the other end of the elastic frame 6 is supported at the upper end of the front opening edge. 13 supported. Next, one end of a drain pipe 30 is connected to the drain port 9, and the other end is disposed in a drain container 31. Thus, the cleaning cover is attached to the indoor unit A.

In the state where the elastic frame 6 is bent, the rubber sheet 32 is pressed against the wall surface W on which the indoor unit A is mounted due to the bending, and the rubber sheet 32 is in friction with the wall surface W. The force prevents it from rubbing.

The same operation and effect as those of the above-described embodiment can be obtained by using such a cleaning cover.

In each of the above embodiments, the elastic frame 6 made of a spring wire is used as the urging member, and the bending thereof is used. As shown in FIG. 8, the bending is performed by using the rod 33 or the like. You do not need to use it.

In each of the above embodiments, the sponge 15 may be provided not only on the upper portion of the cover body 1 but also on the lower portion or both side portions of the cover body 1.

In each of the above embodiments, the color of the cover body 1 is not particularly limited, but is preferably a bright color or a colorless and transparent color so that the inside of the cover body 1 becomes bright.

In each of the above embodiments, when it is not necessary to adjust the opening area of the front end opening, the opening adjustment belt 8 may not be provided.

In each of the above embodiments, the drain port 9 and the drain pipe 30 do not need to be provided when the amount of the washing liquid or the like scattered around is small. In this case,
The cleaning liquid or the like that has been scattered is wiped off after cleaning, or a water-absorbing sheet is disposed in advance in the lower portion of the inner surface of the cover body 1.

[0038]

As described above, according to the cover for cleaning an indoor unit of an air conditioner of the present invention, a frame is not required for mounting the cover unlike the conventional case, so that the cover can be easily attached and detached, and the portable device can be easily carried. , Less bulky and lighter. Furthermore, since the elastic wire is provided around the opening edge of the other end of the cover main body, the cover main body can be folded, and it is compact when it is carried. Further, since the cleaning cover is made of a deformable material such as a sheet material, an elastic wire, an elastic frame, etc., the cleaning cover can be deformed even when the cleaning cover is attached to the indoor unit, and the heat can be removed. The peripheral portion of the exchanger can be sufficiently cleaned.

In the present invention, when the elastic frame is foldable, it becomes more compact when it is carried.

In the present invention, when the lower end or the lower cover of the other end opening edge and the upper end of the other end opening edge are connected by a belt whose length can be adjusted, the other end opening edge is formed. Can be adjusted.

In the present invention, when a drain port is provided at the bottom of the cover body, sewage and the like scattered outside the indoor unit can be discharged from the drain port.

When the tubular cover main body, the fastening member, the elastic wire and the lower cover are foldable, the portable cover becomes compact when carried.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of an air conditioner indoor unit cleaning cover of the present invention.

FIG. 2 is a sectional view showing the air conditioner indoor unit cleaning cover.

FIG. 3 is a plan view showing an elastic frame used for the air conditioner indoor unit cleaning cover.

FIG. 4 is a side view showing the elastic frame.

FIG. 5 is a perspective view showing an engaged body used for attaching the elastic frame.

FIG. 6 is a perspective view showing another embodiment of the air conditioner indoor unit cleaning cover of the present invention.

FIG. 7 is a sectional view showing the air conditioner indoor unit cleaning cover.

FIG. 8 is an explanatory view showing a cleaning cover using a rod instead of the elastic frame.

FIG. 9 is an explanatory view showing a conventional air conditioner indoor unit cleaning cover.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Cover main body 2 Telescopic belt 3 Length adjustment cord 4 Length adjustment belt 5 Ring wire 6 Elastic frame 7 Lower cover 8 Opening adjustment belt

Claims (5)

[Claims] 1. A tubular cover body made of a water-impervious sheet material which is detachably attached so as to surround an outer periphery of an indoor unit of an air conditioner, and a cover body which is provided around an opening edge of one end of the cover body and attaches the cover body to the indoor unit. A fastening member to be fixed to the machine, an elastic wire provided around the other end opening edge of the cover main body and holding an open state of the other end opening, and a gap between the one end opening and the other end opening of the cover main body. A cover for cleaning an air conditioner indoor unit, comprising: a biasing member for biasing the opening so as to spread between both openings to hold the opening; and a lower cover that covers a lower portion of the other end opening. 2. The air conditioner indoor unit cleaning cover according to claim 1, wherein the biasing member is foldable. 3. The air conditioner indoor unit cleaning apparatus according to claim 1, wherein the lower end or lower cover of the other end opening edge and the upper end of the other end opening edge are connected by a belt whose length is adjustable. cover. 4. The air conditioner indoor unit cleaning cover according to claim 1, wherein a drain port is provided at a bottom portion of the cover body. 5. The air conditioner indoor unit cleaning cover according to claim 1, wherein the tubular cover main body, the fastening member, the elastic wire, and the lower cover are foldable.