KR20060013462A - Ventilation structure for washing machine - Google Patents

Abstract

The present invention relates to a ventilation structure of a washing machine, and since the ventilation opening and the ventilation guide for ventilating the washing tank are integrally formed in the door, the overall construction is not only formed in a simple structure, but also the ventilation means is injection molded together with the door to simplify the manufacture. It is effective.

Washing machine, drying, top cover, door, laundry tub, vents, ventilation guide

Description

Ventilation structure for washing machine             

1 is a view illustrating an internal configuration of a general washing machine;

Figure 2 is a perspective view of a washing machine having a ventilation structure according to the prior art,

3 is an exploded perspective view illustrating a ventilation structure of a washing machine according to the prior art;

4 is a perspective view showing a washing machine having a ventilation structure according to a first embodiment of the present invention;

5 is a cross-sectional view taken along the line A-A of FIG.

6 is a partially cutaway perspective view of the ventilation structure of the washing machine according to the first embodiment of the present invention;

7 is a cross-sectional view showing a ventilation structure of a washing machine according to a second embodiment of the present invention;

8 is a partially cutaway perspective view illustrating a ventilation structure of the washing machine according to the second embodiment of the present invention.

<Explanation of symbols on main parts of the drawings>

52: top cover 60: door

62: rear door 64: front door

66: handle 70,80: ventilation means                 

72,82: vent 74,84: vent guide

The present invention relates to a ventilation structure of a washing machine to allow ventilation inside and outside the washing machine, and in particular, by improving the ventilation structure formed in the washing machine, the structure is simple, easy to manufacture, and prevents penetration of foreign substances and leakage of wash water. The ventilation structure of the washing machine can be.

In general, a washing machine is a device for washing laundry through washing, rinsing, dehydration, and drying to remove contamination from clothes, bedding, etc. (hereinafter referred to as laundry) contained in the drum using the action of water and detergent. .

1 is a diagram illustrating an internal configuration of a general washing machine.

As shown in FIG. 1, a general washing machine includes a cabinet 2 that forms an exterior, a reservoir 4 that is fixed as being suspended by a support member 4a inside the cabinet 2, and accommodates washing water therein. The washing tank 8 is rotatably installed in the water storage tank 4 and the pulsator 6 is disposed on the bottom surface of the water storage tank 4, and the water is formed on the side of the water storage tank 4, and the pulsator 6 is disposed below the water storage tank 4. And a power transmission device for selectively supplying a driving force for driving the washing tank 8 and a driving force of the driving motor 10 to the pulsator 6 and the washing tank 8. 12) is configured to include.

Here, the open top of the cabinet 2 is equipped with a top cover 14 formed with an entrance 14a to allow laundry to enter and exit, and a rear portion of the top cover 14 supplies water for supplying washing water to the inside of the washing machine. An apparatus 16 is installed, and a drainage device 18 is installed at the bottom of the reservoir 4 to discharge the wash water contained in the reservoir 4 to the outside.

A detergent box 19 for receiving detergent is installed between the water supply device 16 and the washing tank 8, and is supplied to the washing tank 8 together with the washing water supplied through the water supply device 16.

In addition, one side of the top cover 14 is rotatably installed the door 20 for opening and closing the doorway (14a) to prevent any separation of laundry and driving safety accidents when the washing machine is driven.

When the washing machine configured as described above drives laundry after the laundry is put into the washing tank 8, the washing water and the detergent are supplied to the washing tank 8 through the water supply device 16 and the detergent box 19. The washing tank 8 and the pulsator 6 are rotated by the driving force of the driving motor 10, and washing of the laundry is performed. When the washing of the laundry is completed, the washing tank 8 is discharged by the drainage device 18. The wash water stored in the drain is drained.

Subsequently, after the new wash water is supplied to the washing tank 8, the washing tank 8 and the pulsator 6 are rotated, and the laundry is rinsed. When the washing of the laundry is completed, the washing tank 8 is washed by the drainage device 18. After the wash water is drained, the washing tank 8 is rotated at a high speed by the driving motor 10 so that the laundry is dewatered.

On the other hand, in recent years, a drying washer equipped with a drying device has been released to dry the hot water completely after washing the laundry, and also by inflating in the middle while stepping up the speed of the drive motor 10 during dehydration In general, a semi-drying method capable of reducing moisture content than dehydrated laundry has been proposed.

The washing machine adopting such a combined washing machine or semi-drying method has a ventilation structure at one side, and discharges the humid air generated inside the washing machine to the outside while supplying the outside air to the washing machine at the same time.

Therefore, the washing machine is smoothly ventilated to the laundry tank 8 in which the laundry is accommodated, thereby improving the drying performance of the laundry, and even if the laundry is provided in the laundry tank 8 for a long time, the odor and mold generation of the laundry are suppressed.

2 is a perspective view showing the ventilation structure of the washing machine according to the prior art, Figure 3 is an exploded perspective view showing the ventilation structure of the washing machine according to the prior art.

As shown in FIGS. 2 and 3, the ventilation structure of the washing machine according to the related art is installed in the top cover 14 so as to be rotatable, and the door 20 opens and closes an entrance 14a through which laundry is entered. It comprises a ventilation means 30 installed in the door 20 so that ventilation between the washing tank (8) and the outside air.

The door 20 is a rear door 22 having a rear end rotatably installed at a rear portion of the top cover 14 and a front door 24 having a rear end rotatably connected to a front end of the rear door 22. Is done.

The ventilation means 30 is installed in the rear door 22 and the ventilation panel 32 is formed with a plurality of ventilation holes (32a) through which the air is ventilated to the washing tank (8), and is provided in the ventilation panel (32) Filter 34 for trapping dust in the air ventilated by the washing tank 8, and a ventilation cover 36 installed rotatably on the outside of the rear door 22 to open and close the ventilation panel 32. do.

Here, the ventilation panel 32 is fitted in a hole of a predetermined size formed in the rear door 22, the filter 34 is seated and fixed to the upper surface of the ventilation panel 32 by a fastening bolt (B) The ventilation cover 36 is formed to have a size that covers the ventilation panel 32 and the filter 34 and is hinged to one side of the rear door 22.

However, since the ventilation structure of the washing machine according to the related art is a structure in which the ventilation panel 32, the filter 34, and the ventilation cover 36 are separately manufactured and then assembled to the rear door 22, the overall structure is complicated. Not only is it formed so that there is a problem that the number of parts and assembly labor is also increased.

In addition, as described above, when the ventilation structure of the washing machine is complicated and the number of parts and the number of assembly operations are increased, workability during manufacturing of the washing machine is decreased, and thus the manufacturing time is increased, and the manufacturing cost of the washing machine is also increased.

The present invention was created in order to solve the above problems, and the purpose of the present invention is that the ventilation means for the ventilation is integrally formed in the door of the washing machine, the overall structure is simply formed, easy to manufacture, parts of the washing machine It is to provide a ventilation structure of the washing machine that can reduce the number of water and assembly labor.

Ventilation structure of the washing machine of the present invention for realizing the above problem is installed on one side of the washing machine to be rotated, the door opening and closing the entrance and exit the laundry, the ventilation is made into the inside of the washing machine and the infiltration and washing of foreign matter It characterized in that it comprises a ventilation means integrally formed in the door to prevent leakage of water.

The ventilating means includes an air vent formed at one side of the door to allow ventilation to the inside of the washing machine, and an upper side and a lower side of the vent to prevent the infiltration of foreign substances through the vent and the leakage of the wash water and to guide the flow of air. It is configured to include a ventilation guide formed on either side.

A plurality of ventilation means as described above is formed in the door.

The ventilation guide may include a vertical wall portion protruding vertically from one side of the ventilation hole, and a horizontal wall portion protruding horizontally from an end of the vertical wall portion to block the ventilation hole.

The horizontal wall portion is formed to be inclined downward at a predetermined angle.

In addition, the ventilation guide is formed to be bent in an arc shape to protrude vertically from one side of the ventilation hole to block the ventilation hole.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

4 is a perspective view showing a washing machine having a ventilation structure according to a first embodiment of the present invention, Figure 5 is a cross-sectional view taken along line AA of Figure 3, Figure 6 is a washing machine according to a first embodiment of the present invention A partially cutaway perspective view of the ventilation structure is shown.

Here, the same reference numerals as the above-mentioned drawings indicate the same members.

As shown in FIGS. 4 to 6, the ventilation structure of the washing machine according to the first embodiment of the present invention is installed to be rotatable on one side of the top cover 52 of the washing machine and is formed on the top cover 52. The door (60) for opening and closing the door and the door (60) and integrally formed in the door (60) to ventilate the air to the laundry tank (8) in which the laundry is accommodated, and the foreign matter penetrates into the laundry tank (8) or the laundry tank (8). It comprises a ventilation means 70 for preventing the wash water accommodated in the leak.

The door 60 is a rear door 62 having a rear end rotatably installed at a rear portion of the top cover 52 and a front door 64 having a rear end rotatably connected to a front end of the rear door 62. Is done.

A handle 66 for opening and closing the door 60 is formed at the front door 64, and the ventilation means 70 is integrally formed at the rear door 62.

As shown in FIG. 5, the ventilation means 70 includes a plurality of ventilation holes 72 formed in the rear door 62 to allow the inside of the washing tank 8 to be vented, and the plurality of ventilation holes 72. It is formed in each of the configuration comprises a ventilation guide 74 for guiding the flow of air vented through the vent 72.

Here, the ventilation holes 72 are square holes formed in the rear door 62 so that the outside of the washing machine and the inside of the washing tank 8 communicate with each other. Is formed.

In addition, the ventilation guide 74 is formed on any one of the upper side and the lower side of the vent hole 72, thereby guiding the flow of air through the vent hole 72, in particular through the vent hole 72 To prevent foreign matter from penetrating or the washing water is leaked to the outside through the vent 72 when the washing machine is driven.

The ventilation guide 74 as described above may be formed on both the upper side and the lower side of the ventilation hole 72, but the damage of the ventilation guide 74 and the aesthetics of the door 60 is prevented so as to prevent the It is preferably formed on the lower side.

Specifically, the ventilation guide 74 is formed in a step shape as a whole, the vertical wall portion 74a protruding vertically from one side of the ventilation hole 72 and the ventilation hole 72 can be blocked in the vertical direction. It is formed as a horizontal wall portion 74b protrudes horizontally from the protruding end of the vertical wall portion 74a.

That is, the ventilation guide 74 is formed in a 'b' shape on the lower side of the ventilation hole 72, the vertical wall portion (74a) is a ventilation hole 72 is sealed by the horizontal wall portion (74b) is not obstructed ventilation Is formed so as to protrude to a sufficient height, the horizontal wall portion 74b is formed to be inclined downward at a predetermined angle to prevent water condensation.                     

Therefore, a predetermined amount of water condensation is formed in the ventilation holes 72 and the ventilation guide 74 in the process of discharging the humid air evaporated from the laundry accommodated in the washing tank 8 to the outside through the ventilation holes 72, but the ventilation holes ( The water condensation formed in the 72 and the ventilation guide 74 flows downward along the vertical wall portion 74a and the horizontal wall portion 74b, and is recovered to the washing tank 8, whereby the ventilation holes due to the water condensation ( The blockage of 72) is prevented.

On the other hand, between the ventilation guide 74 and the rear door 62 is formed a rib for strength reinforcement or the ventilation guide 74 formed in the plurality of ventilation holes 72 are connected to each other, the ventilation guide 74 It is desirable to reinforce the strength of.

Looking at the operation and effect of the ventilation structure of the washing machine according to the present invention configured as described above are as follows.

First, the laundry introduced into the washing tank 8 is washed and rinsed and dehydrated, followed by hot air drying by a drying apparatus, or the laundry introduced into the washing tank 8 is dehydrated and dried by a semi-dry method after washing and rinsing. In this case, the inside of the washing tank (8) is filled with high humidity wet air generated from the laundry.

At this time, the humid air is discharged to the outside through the vent 72 formed in the door 60, the outside dry air is supplied into the washing tank (8) through the vent (72).

Therefore, the drying performance of the laundry to be dried in the washing tank 8 is improved, and even if the laundry is kept in the washing tank 8 for a long time after the washing of the laundry is completed, the problem that odor or mold is generated from the laundry is reduced. do.                     

On the other hand, when looking at the ventilation process through the vent 72 in more detail, when the laundry is hot air dried by the drying device hot humid air is raised to the door 60 side by buoyancy, and also by a semi-dry method When the laundry is dried, the wet air is blown to the door 60 by the high-speed rotational force of the laundry tank (8).

In addition, the wet air flowed toward the door 60 is guided to the ventilation hole 72 along the ventilation guide 74, and then discharged to the outside through the ventilation hole 72, and the moisture air is discharged to the ventilation hole 72. Accordingly, the pressure inside the washing machine is lowered, so that the outside air flows through the ventilation hole 72 and then flows into the washing tank 8 along the ventilation guide 74.

As described above, the wet air discharged to the outside through the vent 72 is in a state in which a large amount of water is saturated, and water condensation occurs in the process of discharging the wet air to the vent 72 and the ventilation guide 74. Water formed in the ventilation holes 72 and the ventilation guides 74 flows downward along the vertical wall portion 74a and then flows along the inclined horizontal wall portion 74b and is recovered to the washing tank 8.

Therefore, the air vent 72 is reduced in size or sealed due to water condensation of the wet air, thereby preventing the phenomenon of deterioration of the ventilation performance.

On the other hand, the ventilation guide 74 is blocked by the horizontal wall portion (74b) the ventilation hole 72 in the vertical direction, not only the outside dust or various foreign matter through the ventilation hole 72 is introduced into the washing machine, When the washing machine is driven, the washing water does not protrude through the ventilation hole 72.

Therefore, the contamination of the washing tank 8 and the laundry due to the external dust and foreign matter introduced into the ventilation hole 72 is prevented, and the appearance of the washing machine is dirty or washed by the user by the washing water leaked into the ventilation hole 72. Water soaking is prevented.

7 is a cross-sectional view showing the ventilation structure of the washing machine according to a second embodiment of the present invention, Figure 8 is a partially cutaway perspective view showing the ventilation structure of the washing machine according to a second embodiment of the present invention.

As shown in FIG. 7 or FIG. 8, the ventilation structure of the washing machine according to the second embodiment of the present invention protrudes vertically from one side of the ventilation hole 82 of the ventilation guide 84 of the ventilation means 80. Thereafter, the vent hole 82 is formed to be bent in an arc shape so as to block in the vertical direction, and other configurations are configured in the same manner as in the first embodiment.

That is, the ventilation guide 84 is bent at a predetermined curvature so that the upper end is connected to one side of the ventilation hole 82 and the lower end covers the ventilation hole 82.

In addition, the lower end of the ventilation guide 84 is bent so that the inclination of the tangent is inclined downward so that water flowing through the ventilation guide 84 can fall to the lower side.

As described above, the ventilation structure of the washing machine according to the present invention has been described with reference to the illustrated drawings, but the present invention is not limited to the above-described embodiments and drawings, and various modifications may be made by those skilled in the art within the scope of the technical idea of the present invention. Of course it is possible.

That is, the ventilation means 70 and 80 may be formed in the front door 64 as well as the rear door 62, and a filter may be installed on the upper surfaces of the ventilation holes 72 and 82.

Since the ventilation structure of the washing machine according to the present invention configured as described above is a structure in which the ventilation opening and the ventilation guide for ventilating the washing tank are integrally formed in the door, it is not only formed as a simple structure as a whole but also the ventilation means is injection molded together with the door to manufacture Has the advantage of being simplified.

In addition, compared with the conventional ventilation structure, the number of parts is reduced, manufacturing cost is reduced, and the process for assembling parts is omitted, thereby reducing the number of manufacturing steps and manufacturing time of the washing machine, respectively.

In addition, the ventilation means is composed of a plurality of ventilation holes and the ventilation guide and the ventilation guide is formed in the shape of a staircase or arc, the flow of air is smoothly guided by the ventilation guide, to prevent foreign matter from penetrating from the outside, When the washing machine is driven, there is an advantage of preventing the leakage of the wash water through the ventilation holes.

In addition, the ventilation guide is formed in a staircase or arc shape to be inclined downward, the water is prevented from condensation by the wet air in the ventilation guide has the effect of preventing the blockage of the vent.

Claims (6)

A door rotatably installed at one side of the washing machine to open and close an entrance to and from the laundry; Ventilation structure of the washing machine comprising a ventilation means integrally formed in the door to be vented into the washing machine and to prevent the infiltration of foreign matter and the leakage of the wash water. The method of claim 1, The ventilating means includes an air vent formed at one side of the door to allow ventilation to the inside of the washing machine, and an upper side and a lower side of the vent to prevent the infiltration of foreign substances through the vent and the leakage of the wash water and to guide the flow of air. Ventilation structure of a washing machine comprising a ventilation guide formed on either side. The method of claim 2, The ventilation means is a ventilation structure of the washing machine, characterized in that a plurality is formed in the door. The method of claim 2 or 3, The ventilation guide is a ventilation structure of the washing machine, characterized in that the vertical wall portion formed to protrude vertically from one side of the ventilation hole, and a horizontal wall portion protruding horizontally from the end of the vertical wall portion to block the ventilation hole. The method of claim 4, wherein The horizontal wall portion is a ventilation structure of the washing machine, characterized in that formed inclined downward at a predetermined angle. The method of claim 2 or 3, The ventilation guide is a ventilation structure of a washing machine, characterized in that formed in the arc shape so as to block the vent after projecting vertically from one side of the vent.

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