KR20050042934A - Washing machine and dry cleaning method thereof - Google Patents

Abstract

The present invention relates to a drum washing machine, and to provide a dry cleaning for a large amount of laundry as well as a structure for enabling a smooth dry cleaning and an operating method for performing the dry cleaning.

To this end, the present invention and the main body forming the appearance; An out tub provided in a state supported in the main body; A drum rotatably installed in the outtub; Washing water supply pipe for supplying the wash water into the outer tub; And, a detergent injector for spraying a dry cleaning detergent into the drum, comprising: a first step of injecting a dry cleaning detergent to the laundry put into the drum by operating a detergent injector; A second step of removing contaminants separated from the laundry by spraying a small amount of washing water into the drum through a washing water supply pipe; Then, it is proposed that the operation is performed by a method including a third step: drying the laundry by driving the drying heater to provide high temperature dry air into the drum.

Description

Driving method for drum washing machine and dry cleaning mode

The present invention relates to a drum washing machine, and more particularly, to enable dry cleaning of laundry through an overall structural improvement of the drum washing machine.

Generally, a washing machine is classified into a pulsator washing machine in which a drum is set in a vertical direction, and a drum washing machine in which the drum is laid in a horizontal direction.

Here, since the drum washing machine is laid down in the horizontal direction as described above, the drum washing machine performs washing by dropping the laundry introduced into the drum.

1 and 2 schematically show a conventional structure of the aforementioned drum washing machine.

That is, the drum washing machine includes a main body 10, an out tub 20 mounted in the main body 10, a drum 30 rotatably mounted in the out tub 20, and the drum 30. It is configured to include a driving means for driving.

Here, an inlet 11 through which laundry is introduced is formed on the front surface of the main body 10, and a door 40 that opens and closes the inlet is mounted at a peripheral portion of the inlet 11.

In addition, a rim 50 for sealing between the door 40 and the inlet 11 is mounted on the inner circumference of the inlet 11.

In addition, the outer tub 20 is provided with dampers 21 at both bottoms of the outer circumferential surface thereof to form a state of being supported in the main body 10.

At this time, the inner bottom of the tub 20 is provided with a washing water heater 60 is configured to enable the temperature control of the washing water used for washing.

In addition, the driving means comprises a drive motor 71 for driving the drum 30, and a belt 72 connected to transfer the driving force of the drive motor 71 to the drum 30.

If the drum washing machine is combined for drying, a hot air supply pipe 81 is provided in the upper space of the outer tub 20 in the main body 10 as shown in FIG. 82 is provided to heat the air flowing through the hot air supply pipe (81).

In addition, a blowing fan 83 for forced circulation of air is provided on the air discharge side of the hot air supply pipe 81.

However, the conventional drum washing machine as described above simply performs washing and drying of laundry, but cannot provide other functions.

In addition, the drum washing machine not only unnecessarily consumed a large amount of washing water even when washing a small amount of laundry and washing the laundry with a low contamination level, but the process also takes about the same time as a general washing process. Therefore, there is a problem that the consumption of electricity is unnecessarily large.

In particular, the operation of the conventional drum washing machine is controlled so that washing can be performed according to various fabrics, but there is a problem in that driving that requires a washing method different from a general washing method such as dry cleaning cannot be performed.

That is, the conventional drum washing machine could not perform dry cleaning.

The present invention has been made to solve the above problems of the prior art, it is an object of the present invention to provide a structure and a driving method for allowing dry cleaning in a drum washing machine.

Embodiments of the present invention for achieving the above object and the body forming the appearance; An out tub provided in a state supported in the main body; A drum rotatably installed in the outtub; Washing water supply pipe for supplying the wash water into the outer tub; And, there is provided a drum washing machine comprising: a detergent spraying device for spraying a dry cleaning detergent into the drum.

Operating method of the present invention for achieving the above object is a first step of injecting a detergent for dry cleaning to laundry loaded into the drum by operating a detergent injector; A second step of removing contaminants separated from the laundry by spraying a small amount of washing water into the drum through a washing water supply pipe; In addition, there is provided a driving method for a dry cleaning mode of a drum washing machine, comprising a third step: driving the drying heater to provide a high temperature dry air into the drum to dry the laundry.

Hereinafter, the present invention will be described in more detail with reference to FIGS. 4 to 6 showing preferred embodiments of the above-described embodiments of the present invention and preferred embodiments of the driving method of the present invention.

First, the drum washing machine according to an embodiment of the present invention is largely configured to include a main body 110, an outer tub 120, a drum 130, a washing water supply pipe 112, and a detergent spraying device.

Here, the main body 110 forms the appearance of the drum washing machine.

In addition, the outtub 120 is provided in a state of being supported in the main body 110.

The drum 130 is rotatably installed in the outer tub 120, and is mounted such that a side opened toward the inlet 111 of the main body 110 is positioned.

At this time, the door 140 for opening and closing the inlet 111 is mounted to a portion where the inlet 111 of the main body 110 is formed, and the door 140 and the inner circumferential surface of the inlet 111. Rim 150 for sealing between the inlet 111 is mounted.

In addition, the washing water supply pipe 112 is configured to supply the washing water into the outer tub 120, one end is exposed to the outside of the main body 110 is connected to a water pipe (not shown).

At this time, it is preferable to provide a detergent storage unit 113 for storing various detergents required for washing on the pipeline of the washing water supply pipe 112, but may be configured to have a separate configuration.

The detergent spraying device is configured to spray a detergent for dry cleaning into the drum 130.

The detergent spraying device includes a storage container 131 in which a detergent for dry cleaning is stored, and a spray nozzle 132 for spraying the detergent stored in the storage container 131 in a fine spray state.

At this time, the end of the spray nozzle 132 is discharged is preferably mounted so as to be exposed to the drum 130, in the embodiment of the present invention the end of the spray nozzle 132 is the drum 130 ) Suggests that the laundry is introduced into the drum 130, for example, through the rim part 150.

In addition, the injection nozzle 132 may be connected to a pumping means such as a pump so that the detergent stored in the reservoir 131 may be forced to be injected into the drum 130, the valve 133 as shown It is more preferable from the viewpoint that the structure of the detergent can be sprayed through opening and closing of the pipeline by applying the structure of the structure can achieve the simplification of the structure and the reduction of cost.

In addition, the storage container 131 may be configured separately from the detergent storage unit 113 provided on the pipe of the wash water supply pipe 112, but the same as each other to improve the efficiency of the overall mounting space. It is more preferable because there is.

In addition, the detergent stored in the reservoir 131 includes a solvent to which petroleum solvent is added. In particular, it is more preferable to add a fragrance component for adding fragrance to the laundry.

In addition, the drum washing machine of the present invention described above is preferably provided with a heater 160 for washing water.

At this time, the washing water heater 160 is provided at the bottom in the outer tub 120, and the washing water is heated to generate steam.

In addition, it is preferable that the drum washing machine of the present invention further includes a drying apparatus applied to a general drying combined drum washing machine.

At this time, the drying apparatus includes a hot air supply pipe 181 for providing a high-temperature air dried into the drum 130, and a drying heater 182 for heating the air flowing in the hot air supply pipe 181 do.

Hereinafter, an operation method for performing a dry cleaning mode in a drum washing machine according to an embodiment of the present invention described above will be described with reference to the flowchart of FIG. 6.

First, a controller (not shown) for controlling the operation of the drum washing machine continuously checks generation of a request for driving for dry cleaning.

That is, when operation control of the drum washing machine by the user is generated, the controller reads whether the operation selected by the user is for dry cleaning or for washing general laundry. To detect the occurrence of a request for operation.

At this time, if a request for operation for dry cleaning is generated by the user, the controller requests the input of laundry to be dry cleaned.

In this case, the user closes the door 140 after inserting the laundry to be dry-cleaned into the drum 130 and selects to perform the dry cleaning operation continuously.

Of course, after the laundry is finished, the user requests the dry cleaning operation, and the controller may be configured to perform various control of the components for the dry cleaning operation immediately by the dry cleaning request.

Then, when the preparation for dry cleaning is completed by the above-described series of processes, the controller (not shown) controls the detergent spraying device to spray the detergent for dry cleaning to laundry loaded into the drum.

At this time, the amount of detergent sprayed into the drum 130 is set so that the amount of laundry does not become wet.

Particularly, in the process of spraying the detergent for dry cleaning as described above, the controller preferably rotates the drum 130 so that the detergent can be evenly applied to all parts of the laundry.

In this case, the drum 130 may be driven to rotate continuously in one direction, but more preferably, the drum 130 is repeatedly rotated in a clockwise or counterclockwise direction.

Therefore, various contaminants are separated from the laundry in the drum 130 by the dry cleaning detergent sprayed by the spray nozzle 132.

In the above process, the controller generates heat in the drum 130 by heating the washing water heater 160 to evaporate the washing water accumulated in the bottom of the tub 120.

At this time, the washing water is preferably to be supplied state before the laundry is put into the drum 130, it is more preferable that the bottom of the drum 130 is supplied at a level so as not to be locked.

The steam generated as described above activates the detergent penetrated into the laundry so that contaminants can be separated more smoothly.

Of course, after the spraying and the steam supply of the detergent for dry cleaning is performed, it is preferable to provide a sufficient time for smoothly separating various contaminants from the laundry, and then perform a post process.

When the above-described series of processes are completed, the washing water is sprayed into the drum 130 through the washing water supply pipe 112 so that the contaminants separated from the laundry can be removed to prevent recontamination of the laundry. do.

At this time, it is preferable that the amount of the washing water sprayed into the drum 130 is set so that the amount of the washing water is fine enough not to wet the laundry.

Subsequently, the controller supplies power to the drying heater 182 and drives the blower fan 183 to provide dry hot air into the drum 130 through the hot air supply pipe 181 to completely dry the laundry. By performing, the operation for the dry cleaning mode is completed.

As described above, the drum washing machine according to an embodiment of the present invention has an effect that dry cleaning of laundry is possible.

In particular, since dry cleaning is performed in all parts of the drum, dry cleaning for a large amount of laundry is possible.

In addition, the drum washing machine according to an embodiment of the present invention has the effect that the dry cleaning performance can be further improved because the detergent for dry cleaning is uniformly provided to each laundry in the drum.

In particular, the detergent has an effect that can improve the user's satisfaction by containing a fragrance component.

1 is a longitudinal sectional view showing the internal structure of a general drum washing machine

2 is a schematic state view of the internal structure of a typical drum washing machine viewed from the front;

Figure 3 is a longitudinal cross-sectional view showing the internal structure of a conventional combined drying drum washing machine

Figure 4 is a longitudinal cross-sectional view showing the internal structure of the drum washing machine according to an embodiment of the present invention.

5 is a schematic state view of an internal structure of a drum washing machine according to an embodiment of the present invention.

6 is a flow chart showing a series of processes for performing the operation in the dry cleaning mode using a drum washing machine according to an embodiment of the present invention.

Explanation of symbols for main parts of the drawings

110. Main body 112. Washing water supply pipe

113. Detergent storage 120. Outtub

130. Drum 131. Reservoir

132. Injection nozzles 133. Valves

140. Door 150. Rim

160. Heater for washing water 181. Hot air supply pipe

182. Drying heater 183. Blowing fan

Claims (11)

A main body forming an appearance; An out tub provided in a state supported in the main body; A drum rotatably installed in the outtub; Washing water supply pipe for supplying the wash water into the outer tub; And, Drum washing machine, comprising: a detergent spraying device for spraying a detergent for dry cleaning into the drum. The method of claim 1, Drum washing machine characterized in that the detergent storage unit for storing various detergents for washing on the pipe of the washing water supply pipe is further provided. The method of claim 1, The drum washing machine, which is provided inside the outer tub, further includes a heater for washing water that generates steam by heating the washing water supplied into the outer tub. The method of claim 1, And a hot air supply pipe for providing hot air to the drum and a drying heater for heating air flowing in the hot air supply pipe. The method of claim 1, The detergent injector Storage bin for storing the detergent for dry cleaning, Drum washing machine comprising a spray nozzle for spraying the detergent stored in the reservoir in a fine spray state. The method of claim 1, Detergent sprayed through the detergent injector A drum washing machine comprising a solvent to which petroleum solvent is added. The method of claim 6, Detergent sprayed through the detergent injector A drum washing machine, characterized by further adding a fragrance ingredient for adding fragrance to laundry. A first step of injecting a dry cleaning detergent into laundry loaded into a drum by operating a detergent injector; A second step of removing contaminants separated from the laundry by spraying a small amount of washing water into the drum through a washing water supply pipe; And, And a third step of drying the laundry by providing a high temperature dry air into the drum by driving a drying heater. The method of claim 8, Before performing the process of the second step And heating the washing water heater to generate steam in the drum. The method of claim 8, During the execution of each step Driving method for a dry cleaning mode of the drum washing machine characterized in that it further comprises the step of rotating the drum. The method of claim 10, And the drum is controlled to be rotated repeatedly in a clockwise and counterclockwise direction.