JP2700860B2 - Air conditioner cleaning method and its cleaning device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for cleaning an air conditioner used for cleaning and removing dirt from a heat exchanger (condenser, evaporator) constituting an air conditioner such as an integrated air conditioner and a separated air conditioner, and a method for cleaning the same. Related to the device.

[0002]

Conventionally, as a method of cleaning a heat exchanger incorporated in the separate type air conditioner indoor unit of the above-described example, for example, after removal of the indoor unit filters and a cover, the chamber <br/> the machine There is a method in which a cleaning agent is sprayed on pipes and fins of a heat exchanger (evaporator) built in the apparatus, and dirt attached to the pipes and fins is washed and removed with the cleaning agent.

However, as described above, when cleaning and removing dirt attached to the pipes and fins of the heat exchanger, the cleaning agent is applied orthogonally to the heat radiating surfaces of the pipes and fins provided at the front side of the heat exchanger. When sprayed, some of the cleaning agent is repelled by pipes and fins. If the cleaning agent is strongly sprayed on the pipes and fins, there is a problem that the outer surface or the periphery of the indoor unit becomes dirty due to the scattering of the cleaning agent, and it is difficult to remove stubborn dirt attached to the pipes and fins. doing.

[0004] Further, since the pipes of the heat exchanger are piped up and down or left and right alternately, spraying of the cleaning agent is hindered by pipes and fins piped at the front side.
It is difficult to directly spray the cleaning agent on pipes and fins provided on the rear side. In addition, it is difficult to visually check the degree of dirt on the pipes and fins provided on the rear side from the front, and it takes time and effort to clean the entire heat exchanger.

[0005]

SUMMARY OF THE INVENTION According to the first aspect of the present invention, the heat exchanger constituting the air conditioner is cleaned by exposing the heat exchanger so that it can be washed while the heat exchanger is incorporated in the air conditioner. Providing a spraying guide formed in a see-through manner, and spraying a cleaning agent supplied from a cleaning agent supply unit via an injection pipe to a portion surrounded by the spraying guide. Therefore, a single washing apparatus used in this washing method can wash a plurality of heat exchangers as needed, and it is not necessary to remove the heat exchanger from the air conditioner, so that anyone can easily do so. It can be washed, also the rebound of the detergent is prevented by spraying the guide, and be penetration deep of heat exchangers of the detergent, it is possible to reliably wash and remove dirt, moreover dirt fell of I can see through the condition
Efficiency while visually checking through the formed spray guide
It is an object of the present invention to provide an air conditioner cleaning method capable of performing a good cleaning operation .

According to a second aspect of the present invention, in addition to the object of the first aspect, the cleaning water supplied from the cleaning water supply means via the injection pipe is formed to be transparent.
By spraying the area surrounded by the spray guide, the splash of the wash water is prevented by the spray guide, and the wash water can penetrate deep into the heat exchanger, so that dirt can be reliably washed and removed. The purpose is to provide an air-conditioner cleaning method that can be performed.

The invention according to claim 3 of the present invention is characterized in that
In addition to the object of the invention as set forth in claim 1, it is formed to be transparent.
By forming a number of passages inside the blowing guide,
An air conditioner cleaning method that can evenly spray the cleaning agent
The purpose is to provide.

According to a fourth aspect of the present invention, an air conditioner is provided.
The heat exchanger that makes up the air conditioner is installed in the air conditioner.
Cleaning method to expose and clean the heat exchanger
Method, the blown air is formed in a planar shape and is transparent.
Mounting guide and the injection pipe insertion provided in this guide
By providing a pipe insertion hole for
Cleaning multiple heat exchangers as needed with a single cleaning device
And remove the heat exchanger from the air conditioner.
No need to clean it, so anyone can easily clean it
And prevent splashing of the cleaning agent with the spray guide.
While stopping, concentrate the cleaning agent on the dirt attached to the heat exchanger
Spraying for efficient cleaning.
A spraying guy formed to allow seeing how the dirt falls
Perform efficient cleaning operations while visually checking
The purpose of the present invention is to provide a method of cleaning an air conditioner.

According to a fifth aspect of the present invention, an air conditioner is provided.
The heat exchanger that makes up the air conditioner is installed in the air conditioner.
Up to the cleaning device for exposing and cleaning the heat exchanger.
A spraying guide that is formed to be transparent.
Cleaning, which is supplied from the cleaning agent supply means through the injection pipe.
By spraying the agent around the area surrounded by the spray guide,
Wash multiple heat exchangers as needed with one washing device
Can also guide the spraying of the rebound of the cleaning agent
To prevent cleaning agents from penetrating deep into the heat exchanger.
The dirt can be reliably washed and removed, and
Through a spraying guide formed to allow seeing
To perform efficient cleaning work while visually checking
The purpose of the present invention is to provide an air-conditioner cleaning device that can perform air conditioning.

The invention according to claim 6 of the present invention is characterized in that
In addition to the object of the invention described in claim 5, it is formed to be transparent.
One end of the injection pipe protrudes into and out of the closed side of the spray guide
By inserting the connection as much as possible, the injection pipe can be cleaned
Minute and concentrates the cleaning agent on the stained area
Spraying to perform efficient cleaning and removal
The purpose is to provide an air conditioner cleaning device.

[0011]

According to the first aspect of the present invention, the heat exchanger constituting the air conditioner is exposed in a state in which the heat exchanger is built in the air conditioner so that the heat exchanger can be washed. An air-conditioner cleaning method, comprising: adhering an open side of a see-through spraying guide formed in a transparent manner to a washing portion of the heat exchanger ; and providing a cleaning agent supply means to the closing side of the spraying guide via an injection pipe. An air conditioner cleaning method wherein the cleaning agent supplied from the cleaning agent supply means is connected to the cleaning device, and the cleaning agent is sprayed on a portion surrounded by a spraying guide, and dirt attached to the heat exchanger is cleaned and removed by the cleaning agent. I do.

According to a second aspect of the present invention, in addition to the configuration of the first aspect, the invention is formed to be transparent.
Connecting the cleaning water supply means via the injection pipe to the closed side of the spray guide, only spray to the portion surrounded by the spraying guide washing water supplied from the washing water supply means, to said heat exchanger The method is characterized by an air conditioner cleaning method of cleaning and removing adhered dirt with cleaning water.

The invention according to claim 3 of the present invention is characterized in that
In combination with the configuration of the invention according to claim 1, the display device is formed to be transparent.
Many passages inside the spray guide in the spray direction
It is characterized by a radially formed air conditioner cleaning method.
I do.

According to a fourth aspect of the present invention, an air conditioner is provided.
The heat exchanger that makes up the air conditioner is installed in the air conditioner.
Until the heat exchanger is exposed so that it can be washed.
Cleaning method, wherein the front side of the heat exchanger is covered
A spray guide with a planar shape and a transparent shape
And insert and connect the injection pipe to the appropriate location of the spray guide.
The injection tube is connected to the cleaning agent supply means.
Air conditioner cleaning to clean dirt attached to the heat exchanger
The method is characterized by:

According to a fifth aspect of the present invention, an air conditioner is provided.
The heat exchanger that makes up the air conditioner is installed in the air conditioner.
Until the heat exchanger is exposed so that it can be washed.
Cleaning device, which contacts the cleaning part of the heat exchanger.
The spraying guide is formed so that it can be seen through.
Shape of the guide increases from the closed side to the open side
And the injection pipe on the closed side of the spray guide.
Connect one end side and supply cleaning agent to the other end side of the injection tube
Air conditioner cleaning device connected with cleaning agent supply means
It is characterized by.

The invention according to claim 6 of the present invention is characterized in that
In combination with the configuration of the invention described in claim 5, the display device is formed to be transparent.
One end of the injection pipe can protrude and retract on the closed side of the spray guide
It is an air conditioner cleaning device that is plugged in and connected to Noh
And

[0017]

Actions and effects of the present invention The invention according to claim 1 of the present invention.
According to, the heat exchanger that constitutes the air conditioner is assembled with the air conditioner.
The heat exchanger is exposed so that it can be washed.
Cleaning method,Transparently formedSquirting
Mounting guide, and from the cleaning agent supply means via the injection pipe
Sprays the supplied cleaning agent on the area surrounded by the spray guide
Required by a single cleaning device used for this cleaning method.
It is possible to wash multiple heat exchangers if necessary.
Nobody needs to remove the heat exchanger from the air conditioner
Even it can be easily washed,AlsoCleaning agent jump
Bounce is prevented by the spray guide described above, and the cleaning agent
Penetrates deep into the exchanger and cleans and removes dirt
There is an effect that can be. Moreover, the degree of dirt and dirt
Through a spray guide formed so that the condition of the fall
Cleaning can be performed visually
The effect that can greatly improve the work efficiency
There is.

According to the invention described in claim 2 of the present invention,
In addition to the effect of the first aspect of the present invention, the cleaning water supplied from the cleaning water supply means via the injection pipe is formed to be transparent.
Because it sprays on the part surrounded by the blowing guide formed,
The splashing of the washing water is prevented by the spray guide, and the washing water penetrates to the deep part of the heat exchanger, so that the dirt can be surely washed and removed.

According to the third aspect of the present invention,
In addition to the effect of the first aspect of the present invention, it is formed to be transparent.
A number of passages were formed inside the spray guide that was formed
The cleaning agent is diverted into each of these passages, and
The cleaning agent is dispersed and discharged. For this reason, the cleaning agent
There is an effect that can be sprayed.

According to the invention described in claim 4 of the present invention,
The heat exchanger that constitutes the air conditioner is built into the air conditioner
In this state, the heat exchanger is exposed and washable for washing.
A cleaning method, which has a planar shape and is formed to be transparent.
Spray guide and the injection pipe difference provided in this guide
And a pipe insertion hole for insertion.
Multiple heat exchangers as needed in a single cleaning device
It can be cleaned and the heat exchanger can be
Anyone can easily clean it as there is no need to remove it.
The bounce of the cleaning agent can be
Cleaning the dirty parts adhering to the heat exchanger while preventing
Concentrate and spray the cleaning agent for efficient cleaning
There is an effect that can be. Moreover, the degree of dirt and the dirt removal tool
Visual confirmation through a spray guide formed so that
Cleaning work can be performed while
This has the effect of significantly improving operational efficiency.

According to the invention described in claim 5 of the present invention,
The heat exchanger that constitutes the air conditioner is built into the air conditioner
In this state, the heat exchanger is exposed and washable for washing.
A cleaning device, wherein a spraying guide formed to be transparent.
Provided from the cleaning agent supply means via the injection pipe
Since the cleaning agent is sprayed on the area surrounded by the spray guide,
Cleaning multiple heat exchangers as needed with a single cleaning device
Can also spray the detergent bounce described above
To prevent the cleaning agent heat exchanger from penetrating deep.
To clean and remove the dirt.
There is fruit. In addition, the degree of dirt and the degree of dirt removal can be seen through
While visually checking through the spray guide formed in Noh
Since cleaning work can be performed, the work efficiency is high.
There is an effect that a wide improvement can be achieved.

According to the invention described in claim 6 of the present invention,
In addition to the effect of the fifth aspect of the present invention, the shape can be seen through.
One end of the injection tube protrudes and emerges on the closed side of the formed spray guide
As possible, the injection pipe is deep inside the heat exchanger.
Or close the injection pipe to the heat exchange cleaning part.
The cleaning agent can be concentrated and sprayed on the dirty area
This has the effect that efficient cleaning and removal can be performed.
You.

[0023]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings. The drawings show an air conditioner cleaning method and a cleaning apparatus for cleaning a heat exchanger built in an indoor unit side of a separate type air conditioner as an example of an air conditioner, and FIGS. 1, 2 and 3 show the first embodiment. Air conditioner cleaning equipment
The filter 3 and the cover 4 of the indoor unit 2 constituting the separate type air conditioner 1 are removed, and the heat exchanger 5 can be washed while the heat exchanger 5 is installed in the air conditioner 1 as shown in FIG. It is exposed and formed in a cone shape that can be seen through on the front side of the heat exchanger 5 built in the indoor unit 2 described above.
The spraying guide 6 is closely attached.

On the other hand, the cleaning agent S filled in the first filling container 7 is sprayed on a portion surrounded by the spraying guide 6 to remove dirt attached to the pipe 5a and the fins 5b of the heat exchanger 5 into a foaming cleaning agent. It is washed and removed by S. Thereafter, the washing water W filled in the second filling container 8 is sprayed on the portion surrounded by the spray guide 6, and the pipe 5a and the fin 5b of the heat exchanger 5 are blown.
The dirt and the filth remaining on the surface are washed and removed with washing water W.

The above-mentioned spraying guide 6 is formed of a transparent or translucent synthetic resin material so as to be able to be seen through, and forms a conical or pyramid-shaped guide main body 6a. A pipe insertion portion 6b for inserting each of injection pipes 7d, 8d to be described later is formed on the (closed side), and a sealing rubber seal 9 made of synthetic rubber is fitted and fixed to an open side peripheral portion of the guide main body 6a. I have.

The above-mentioned first filling container 7 is provided with, for example, water, phosphoric acid,
Detergent S prepared by blending sophthanol 70, propylene glycol monomethyl ether (MFG), etc. in appropriate amounts
(Foamed cleaning agent), and an injection pipe 7d was connected to a discharge port 7b of the container body 7a via an opening / closing valve 7c, and the container body 7a was filled by a pressing operation of the opening / closing valve 7c. The cleaning agent S is discharged from the injection pipe 7d by a transfer pressure of a filling gas (not shown) or a supply pump (not shown).

The above-mentioned second filling container 8 fills a hollow container body 8a made of metal with washing water W such as tap water or distilled water, for example.
b, an injection pipe 8d is connected via an opening / closing valve 8c, and by pressing the opening / closing valve 8c, the washing water W filled in the container body 8a is filled with a sealing gas (not shown) or a supply pump (not shown). Is discharged from the injection pipe 8d by the transfer pressure of The washing water W to be filled in the container body 8a described above contains, for example, an appropriate amount of an agent such as a disinfectant or a disinfectant.

The illustrated embodiment is configured as described above, and a cleaning method for cleaning the heat exchanger 5 incorporated in the indoor unit 2 of the separate type air conditioner 1 will be described below. First, as shown in FIG. 1 and FIG.
The filter 3 and the cover 4 of the indoor unit 2 are removed, and the heat exchanger 5 is exposed for cleaning while the heat exchanger 5 is installed in the air conditioner 1 as shown in FIG. As shown in FIG. 2, after attaching a water-absorbing protective cover 10 to the lower part on the front side of the indoor unit 2 via a hook-and-loop fastener (magic tape), the front side of the heat exchanger 5 built in the indoor unit 2 is seen through. The open side edge of the spray guide 6 formed so as to be tightly adhered.

Next, after the injection pipe 7d connected to the first filling container 7 is inserted into the pipe insertion portion 6b of the spraying guide 6,
The opening / closing valve 7c is opened to continuously discharge the foamed cleaning agent S filled in the first filling container 7 from the tip of the injection pipe 7d. By spraying the foaming cleaning agent S discharged from the injection pipe 7d toward the pipes 5a and the fins 5b of the heat exchanger 5, rebound of the cleaning agent S is prevented by the spray guide 6, and heat exchange is performed. Since the foamed detergent S easily penetrates deep into the vessel 5, dirt attached to the pipes 5a and the fins 5b is reliably washed and removed by the foamed detergent S. And, since the attached transparent or spray foam detergent S while visually checking the cleaning part through the spraying guide 6 formed on the see-through <br/> from the front in a translucent material, the soiled portion On the other hand, the cleaning agent S in the form of foam can be sprayed accurately, and the cleaning operation can be easily performed.

Alternatively, as shown in FIG. 4, a large number of fins 5c are formed on the outer peripheral surface of a pipe 5a constituting the heat exchanger 5.
Is formed radially, the foamed cleaning agent S discharged from the injection pipe 7d of the first filling container 7 enters between the fins 5c, and stains adhered between the fins 5c are removed. The cleaning agent S is surely removed by cleaning.

At the same time, the used cleaning agent S is caused to flow down along the pipe 5a and the fins 5b of the heat exchanger 5, and the used cleaning agent S is dropped into the tray 11 disposed below the heat exchanger 5. . Since the used cleaning agent S is discharged from the drain hole 11a formed in the receiving tray 11, and the liquid leakage generated at the time of cleaning is collected at any time by the water absorbing action of the protective cover 10, the used cleaning agent is used on the outer surface or around the indoor unit 2. The agent S does not adhere, and the entire heat exchanger 5 can be cleaned cleanly. In addition, the spray guide 6 is moved up and down and left and right, and the dirt attached to the right side, the center, and the left side of the heat exchanger 5 is washed and removed with the foamed cleaning agent S.

[0032] Next, as shown in FIG. 3, see-through form
After the ejection pipe 7d of the first filling container 7 is withdrawn from the pipe insertion portion 6b of the spraying guide 6, and the injection tube 8d of the second filling container 8 is inserted into the tube insertion portion 6b of the spraying guide 6, it is opened and closed. By opening the valve 8c, the washing water W filled in the second filling container 8 is discharged from the injection pipe 8d, and the dirt and dirty liquid remaining on the pipe 5a and the fin 5b of the heat exchanger 5 are washed with the washing water W. As a result, the splash of the washing water W is prevented by the spray guide 6, and dirt and contaminants do not adhere to the outer surface or the surroundings of the indoor unit 2, and the entire heat exchanger 5 is thoroughly cleaned. can do. Further, the pipes 5a and the fins 5b of the heat exchanger 5 are sterilized by a chemical such as a disinfectant or a bactericide mixed in the washing water W in advance.

Also, after a horizontally long sealing gasket 9 is closely attached to the heat exchanger 5 along the front surface on the longitudinal side, the upper and lower edges of the spray guide 6 are locked to the sealing gasket 9 to move in the left-right direction. The cleaning agent S or the cleaning water W may be sprayed on the pipe 5a and the fin 5b of the heat exchanger 5 horizontally.

As described above, since the heat exchanger 5 incorporated in the air conditioner 1 is cleaned while the heat exchanger 5 is incorporated in the air conditioner 1 as shown in FIG. A plurality or a large number of heat exchangers 5 as necessary in the washing device;
Can be cleaned, and since there is no need to remove the heat exchanger 5 from the air conditioner 1, there is an effect that anyone can easily clean the heat exchanger 5.

Further, a spraying guide 6 formed in a see-through manner is brought into close contact with the cleaning portion of the heat exchanger 5 built in the indoor unit 2, and the cleaning agent S or the second charging agent filled in the first charging container 7. Since the washing water W filled in the container 8 is sprayed to the portion surrounded by the spray guide 6, the washing agent S or the washing water W is sprayed orthogonally to the washing portion of the heat exchanger 5 as in the conventional example. In addition, the splashing of the cleaning agent S or the cleaning water W is reliably prevented by the spray guide 6, and the cleaning agent S or the cleaning water W scatters on the outer surface or the periphery of the indoor unit 2, or the dirt or the contaminated liquid adheres. Can be reliably prevented.

Furthermore , since the cleaning agent S in the form of foam easily penetrates deep into the heat exchanger 5, dirt adhering to the heat exchanger 5 is surely washed and removed, and the entire heat exchanger 5 is thoroughly cleaned. can do. Moreover , since the cleaning portion of the heat exchanger 5 is visually recognized through the blowing guide 6 formed so as to be able to be seen through, the cleaning agent S or the cleaning water W can be properly sprayed on the dirty portion. Cleaning agent is also used for extremely dirty areas
S and cleaning water W can be sprayed in a concentrated manner, so
Cleaning operation can be easily performed while visually checking the degree of dirt removal, that is, the cleaning condition. <br/>
There is an effect that the rate can be greatly improved .

FIG. 5 shows that the heat exchanger 5 is washed with the detergent S and the washing water W, and then the heat exchanger 5 is filled with the agent Y such as a disinfectant or a disinfectant filled in the third filling container 12. The cleaning method of the second embodiment for performing the sterilization treatment is shown, and the third filling container 1 described above is used.
2, for example, to fill the drug Y, such as disinfectant or antibacterial agent in the container body 12a, connecting the injection pipe 12d via an on-off valve 12c on the discharge port 12b of the container body 12a. That is, after close contact spraying guide 6 to the heat exchanger 5, the injection of the first filling container 7 to the pipe insertion portion 6b of the spraying guide 6 that is see-through formed pipe 7d or the second
The injection pipe 8d of the filling container 8 is inserted, and the cleaning agent S filled in the first filling container 7 or the washing water W filled in the second filling container 8 is sprayed on the heat exchanger 5 to perform a cleaning process. After this,
The injection pipe 12 d of the third filling container 12 is inserted into the pipe insertion portion 6 b of the spraying guide 6, and the medicine Y such as a disinfectant or an antibacterial agent filled in the third filling container 12 is blown to the heat exchanger 5. Since the heat exchanger 5 is attached and sterilized, as in the first embodiment, the entire heat exchanger 5 can be easily cleaned and sterilized.

FIG. 6 shows a cleaning method of the third embodiment in which the heat exchanger 5 is cleaned with the cleaning agent S filled in the first filling container 7. This cleaning method is a spraying method formed so as to be transparent. The injection pipe 7 d of the first filling container 7 is inserted into the pipe insertion portion 6 b of the guide 6.
After the spraying guide 6 is brought into close contact with the heat exchanger 5, the spraying pipe 7d of the first filling container 7 inserted into the pipe insertion portion 6b of the spraying guide 6 is moved in and out. Then, insert the injection pipe 7d deep into the heat exchanger 5,
Alternatively, the injection pipe 7 d is brought close to the pipe 5 a and the fin 5 b of the heat exchanger 5, and the cleaning agent S filled in the first filling container 7 is intensively sprayed toward the dirty portion of the heat exchanger 5. Thus, as in the first embodiment, the dirt attached to the heat exchanger 5 can be reliably washed and removed by the cleaning agent S.

In the same manner as described above, the spray guide 6
The injection pipe 8d of the second filling container 8 or the injection pipe 12d of the third filling container 12 is inserted into the pipe insertion portion 6b of the heat exchanger 5
It is also possible to wash the dirt and waste liquid remaining on the heat exchanger 5 with the washing water W and sterilize the entire heat exchanger 5 with the chemical Y. In this case, the cleaning and sterilization of the entire heat exchanger 5 is easy. Can be done.

FIG. 7 shows a spray guide 6 (a guide formed so as to be transparent) used in cleaning and removing dirt adhering to a part of the heat exchanger 5. When the stubborn dirt attached is washed and removed, the spraying guide 6 is closely attached to the front side of the heat exchanger 5 built in the indoor unit 2, and a pipe universal joint 6 c formed at the sharp-angled end of the spraying guide 6. The injection pipe 7d of the first filling container 7 is inserted so as to be able to protrude and retract, and the injection pipe 7d is rotated at the discharge angle and discharge direction opposite to the dirt attached to the heat exchanger 5, or adheres to the heat exchanger 5. The injection pipe 7d is brought close to the dirty portion
By intensively spraying the foamed or liquid cleaning agent S toward the contaminated portion, stubborn contaminants attached to a part of the heat exchanger 5 can be reliably washed and removed.

Further, the injection pipe 8d of the second filling container 8 is inserted into the pipe universal joint 6c of the spraying guide 6, and the injection pipe 8d is turned in a direction facing the dirt and waste liquid remaining on the heat exchanger 5. By performing the operation, the dirt and the contaminated liquid remaining on the heat exchanger 5 can be reliably washed off with the cleaning water W in the same manner as described above.

FIG. 8 shows a spraying guide 6 according to a fifth embodiment which is used for uniformly spraying the cleaning agent S or the cleaning water W on the cleaning portion of the heat exchanger 5 and is formed to be transparent.
Multi number in the guide body 6a constituting the spraying guide 6 that
Formed radially toward the passages 6d ... blowing direction of,
The first filling container 7 is inserted into the pipe insertion portion 6b of the guide body 6a.
7d is inserted and connected. That is, after the blowing guide 6 is brought into close contact with the front side of the heat exchanger 5, the blowing guide 6
By inserting the injection pipe 7d of the first filling container 7 into the pipe insertion portion 6b of the above, the cleaning agent S filled in the first filling container 7 is uniformly supplied to each passage 6d in the spraying guide 6. ,
The cleaning agent S in the form of foam is uniformly discharged from the passages 6d... Of the blowing guide 6, and the cleaning agent S can be sprayed uniformly on the cleaning portion of the heat exchanger 5. When the injection pipe 8 d of the second filling container 8 is inserted and connected to the pipe insertion portion 6 b of the spray guide 6, the cleaning water W can be uniformly sprayed on the cleaning portion of the heat exchanger 5.

FIG. 9 shows the cleaning agent S sprayed on the heat exchanger 5.
And a spraying guide 13 according to a sixth embodiment used for partially preventing the recoil of the washing water W. The transparent or translucent synthetic resin material is used to form a see-through and planar shielding plate 13a. A tube insertion portion 13b is formed at the center of the shielding plate 13a on the plane side. That is,
After the spraying guide 13 is brought into close contact with the heat exchanger 5, the injection pipe 7d of the first filling container 7 or the injection pipe 8d of the second filling container 8 is inserted into the pipe insertion portion 13b of the spraying guide 13, and the first
Cleaning agent S filled in filling container 7 or second filling container 8
Is discharged toward the heat exchanger 5, the rebound of the cleaning agent S or the cleaning water W is partially prevented by the spray guide 13 as in the first embodiment.
It is possible to reliably prevent the cleaning agent S or the cleaning water W from scattering on the outer surface or the periphery of the indoor unit 2 and to prevent dirt or contaminated liquid from adhering.

FIG. 10 shows a spray guide 14 according to a seventh embodiment which is used to prevent the repelling of the cleaning agent S and the cleaning water W sprayed on the heat exchanger 5 as a whole. 5 is transparent in size and shape to cover the entire front side
Or together form a see-through shield cover 14a at an appropriate material for synthetic resins such as translucent, the shielding cover 14a
A plurality of pipe insertion holes 14b are formed at appropriate locations at appropriate intervals. That is, after covering the entire front side of the heat exchanger 5 with the spray guide 14, the injection pipe 7d of the first filling container 7 or the second The first embodiment is performed by inserting the injection pipe 8d of the container 8 and discharging the cleaning agent S filled in the first filling container 7 or the washing water W filled in the second filling container 8 toward the heat exchanger 5. As in the example, the repelling of the cleaning agent S and the cleaning water W is entirely prevented by the spray guide 14, and the cleaning agent S or the cleaning water W scatters on the outer surface or the periphery of the indoor unit 2, and the dirt or the contaminant is removed. Can be reliably prevented from adhering. Thus, in any of the embodiments,
Guides 6, 13 and 14
Therefore, spray the cleaning agent properly on the dirty parts.
While visually checking the degree of dirt and the degree of dirt removal,
Can be performed Luo cleaning work, this to achieve the above its efficiency improvement
Can be.

The configuration of the present invention, in correspondence with the above embodiments, air conditioning in the invention corresponds to the separate type air conditioner 1 of the embodiment, similarly hereinafter, detergents, foamy detergent S or The cleaning agent supply means corresponds to at least one of the liquid cleaning agent, the cleaning water W, and the chemical solution Y, and the cleaning agent supply means corresponds to at least one of the filling containers 7, 8, and 12,
Although the cleaning water supply means corresponds to the second filling container 8, the present invention is not limited to the configuration of the above-described embodiment.

In the above-described first embodiment, when either the cleaning agent S or the cleaning water W is sprayed on the heat exchanger 5, the first inserted into the pipe insertion portion 6 b of the spray guide 6.
Injection pipe 7d of filling container 7 and injection pipe 8d of second filling container 8
For example, each of the injection pipes 7d, 8d is collectively connected to the pipe insertion portion 6b of the spraying guide 6 in advance, and the cleaning agent S is opened and closed by opening and closing the opening and closing valves 7c, 8c. In addition, by selecting and spraying the cleaning water W, the time and labor for replacing each of the injection pipes 7d and 8d during the cleaning operation can be omitted.

In the above-described embodiment, the case where the heat exchanger 5 incorporated in the indoor unit 2 of the separate type air conditioner 1 is cleaned is exemplified. However, for example, an outdoor unit (not shown) is used.
May be washed. Furthermore, a heat exchanger 5 built in a window type air conditioner (not shown)
The cleaning method and apparatus of the present invention can also be applied to the cleaning operation of the present invention, and the application is not limited only to the cleaning operation of the air conditioner as shown in the embodiment.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a method and an apparatus for cleaning an air conditioner of the present invention.

FIG. 2 is a vertical side view showing a spraying state of a cleaning agent.

FIG. 3 is a vertical sectional side view showing a state of spraying cleaning water.

FIG. 4 is a longitudinal side view showing a method and an apparatus for cleaning a heat exchanger having another structure.

FIG. 5 is a perspective view showing a cleaning method and apparatus according to a second embodiment of the present invention.

FIG. 6 is a perspective view showing a cleaning method and apparatus according to a third embodiment of the present invention.

FIG. 7 is a vertical sectional side view showing a spraying guide according to a fourth embodiment of the present invention.

FIG. 8 is a longitudinal sectional side view showing a spraying guide according to a fifth embodiment of the present invention.

FIG. 9 is a longitudinal sectional side view showing a spraying guide according to a sixth embodiment of the present invention.

FIG. 10 is a vertical sectional side view showing a spraying guide according to a seventh embodiment of the present invention.

[Explanation of symbols]

 S: Cleaning agent W: Cleaning water 1 ... Air conditioner 5: Heat exchanger 6, 13, 14 ... Spraying guide 7, 8, 12 ... Filling container 7d, 8d ... Injection pipe 14b ... Pipe insertion hole

Claims (6)

(57) [Claims] 1. An air conditioner cleaning method for exposing and cleaning a heat exchanger constituting an air conditioner in a state where the heat exchanger is incorporated in the air conditioner, the cleaning part of the heat exchanger. The opening side of the spraying guide formed so as to be able to be seen through is in close contact with the spraying guide, and the closing side of the spraying guide is connected to a cleaning agent supply means via an injection pipe, so that the cleaning agent supplied from the cleaning agent supply means is supplied. A method for cleaning an air conditioner in which a portion surrounded by a spray guide is sprayed, and dirt attached to the heat exchanger is washed and removed with a cleaning agent. 2. A cleaning water supply means is connected to a closing side of the spraying guide formed so as to be transparent through an injection pipe, and the cleaning water supplied from the cleaning water supply means is surrounded by the spraying guide. 2. The method for cleaning an air conditioner according to claim 1, wherein the portion is sprayed, and dirt attached to the heat exchanger is washed and removed with washing water. 3. Inside the spraying guide formed so as to be transparent.
A large number of passages are formed radially in the spray direction in the part
The method for cleaning an air conditioner according to claim 1. 4. The air conditioner comprises a heat exchanger.
The heat exchanger is exposed for cleaning while it is installed
An air conditioner cleaning method for cleaning the heat exchanger, wherein the heat exchanger has a planar shape that covers the front side and is transparent.
A spray guide formed so as to be capable of being provided;
Form a pipe insertion hole to insert and connect the injection pipe at an appropriate location
Then, the injection pipe is connected to a cleaning agent supply means and attached to a heat exchanger.
An air conditioner cleaning method for cleaning dirt that has worn. 5. The air conditioner comprises a heat exchanger.
The heat exchanger is exposed for cleaning while it is installed
An air conditioner cleaning device for cleaning by being abutted against a cleaning portion of the heat exchanger and formed to be transparent.
A spraying guide is provided.
While being formed in a shape that becomes larger toward the open side, one end of the injection pipe is connected to the closed side of the spray guide,
Cleaning agent supply means for supplying a cleaning agent to the other end of the injection pipe;
Connected air conditioner cleaning device. 6. The spray guide, which is formed to be transparent,
One end of the injection pipe is inserted and connected to the closed side
An air conditioner cleaning apparatus according to claim 5.