KR100867120B1 - Drum Type Washing Machine - Google Patents

Abstract

The present invention provides a vane check in the drain of the drum washing machine, to prevent the detergent introduced with the wash water during the initial water supply does not melt and accumulate in the drain pump case, the power consumed when heating by separating the drain pump case and the tub To provide a drum washing machine that can save time and time, a tub provided with a drain for discharging the wash water at the bottom; A drain pump connected to the drain to discharge the wash water; A vane check separating the tub and the drain pump to block a drain flow path; Characterized in that it comprises a.

Description

Drum Washing Machine {Drum Type Washing Machine}

1 is a perspective view schematically showing a drum washing machine according to the present invention;

2 is a perspective view schematically showing a detergent box of a drum washing machine according to the present invention;

3 is a view schematically showing a drain of the drum washing machine according to the present invention;

4A is an enlarged cross-sectional view of "A" in FIG. 2;

4b schematically illustrates an operating state of "A" in FIG. 2;

5 is a view schematically showing a detergent flow of the drum washing machine according to the present invention,

* Description of symbols on the main parts of the drawings *

1: drum washing machine 10: detergent inlet

10 ': detergent housing 11: housing

12 door 13 water supply valve

14: water supply hose 15: water supply connector

20: Tub 21: Drum

30: drain 31: drain hose

35: backflow prevention block 40: heater

50: drain pump 51: drain pump case

60: vane check 61: hole

62: rib 63: pin

The present invention provides a vane check in the drain of the drum washing machine, to prevent the detergent introduced with the wash water during the initial water supply does not melt and accumulate in the drain pump case, the power consumed when heating by separating the drain pump case and the tub It relates to a drum washing machine that can save time and time.

In general, a washing machine uses a motor as a main driving force, and processes washing, rinsing, and dehydration to remove contaminants on clothing by using detergent and water.

The drum washing machine puts water, detergent and laundry into the drum having a plurality of protrusions protruding, and rotates at a low speed on the horizontal axis to wash the laundry by the impact of falling on the protrusions.

In addition, each of the washing, rinsing, and dehydration processes includes a drainage port for draining the washing water inside the drum to the outside. The drainage port includes a drain hose connected to the wash water to be guided to the outside, and a drainage pump for forced drainage during dewatering. It is connected to the drain hose and installed.

However, in the conventional drum washing machine, due to the structure of the drum washing machine, the drain pump case part is located at the bottom of the drum, and detergent and wash water are accumulated from this part when water is supplied, and the detergent does not melt and is drained as it is. There was also a problem that the washing power falls.

The present invention has been made in order to solve the above problems, by providing a vane check in the drain of the drum washing machine to provide a drum washing machine in which the vane pump case and the tub is separated by pressure when water is filled in the vane pump case during initial water supply. It aims to do it.

In order to achieve the object as described above, the present invention is a tub provided with a drain for draining the wash water at the bottom; A drain pump connected to the drain to discharge the wash water; A vane check disposed between the tub and the drain pump to block a drain flow path; Characterized in that it comprises a.

The vane check is characterized in that provided inside the drain.

A cylindrical rib is projected on the bottom of the vane check.

One side of the vane check is characterized in that for pressing the pin for fixing the vane check.

And a backflow prevention jaw is further formed below the tub to prevent backflow of the vane check.

A drain hose is further provided between the drain port and the drain pump.

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

1 is a perspective view schematically showing a drum washing machine according to the present invention, FIG. 2 is a perspective view schematically showing a detergent box of the drum washing machine according to the present invention, and FIG. 3 schematically shows a drain hole of the drum washing machine according to the present invention. 4A is an enlarged cross-sectional view of "A" in FIG. 2, FIG. 4B is a view schematically showing an operating state of "A" in FIG. 2, FIG. 5 is a detergent flow of the drum washing machine according to the present invention. It is a figure which shows schematically.

As shown in FIG. 1, the drum washing machine 1 according to the present invention includes a tub 20 provided inside the housing 11 and a drain hole 30 provided at a lower end of the tub 20. Is done.

The laundry is put into the drum 21 provided inside the housing 11 through a door 12 hinged to the housing 11 to open and close an opening formed in the front of the housing 11, and the tub 20. ) Supplies a certain amount of wash water.

The detergent is supplied through the detergent inlet 10 provided at the upper side of the housing 11, and the laundry is washed by rotating the tub 20.

That is, the upper portion of the housing 11 is provided with a water supply valve 13 for introducing the wash water into the housing 11 from the outside, and entered into the housing 11 through the water supply valve 13 The wash water is inside the tub 20 via the water supply pipe 15 provided below the detergent inlet 10 and the detergent inlet 10 through a water supply hose 14 connected to the water supply valve 13. Is supplied.

In addition, the lower portion of the tub 20 is provided with a drain hole 30 for draining the wash water, and the drain hole 30 is connected to the drain hose 31 to discharge the wash water discharged from the tub 20. To discharge.

One side of the drain hose 31 is connected to the drain port 30, the other side drain pump 50 for forcibly discharging the wash water guided by the drain hose 31 to the outside of the housing 11 Leads to.

A drain pump case 51 is provided outside the drain pump 50 and the drain hose 31 to surround the drain pump 50 and the drain hose 31.

In addition, the heater 40 installed below the tub 20 heats the washing water inside the drain pump 50 to perform a washing function that boils.

2 and 3, in the drum washing machine 1 according to the present invention, detergent is injected into the detergent inlet 10 provided on the upper side of the housing 11, and the lower end of the tub 20. Discharged through the drain port 30 provided in.

The detergent inlet 10 is installed to supply detergent into the tub 20 on the upper side of the housing 11, and a detergent housing 10 ′ for accommodating the detergent inlet 10 is provided.

The washing water inlet pipe (not shown) connected to the water supply hose 14 is installed in the detergent housing 10 ′ so that the washing water introduced through the water supply hose 14 is supplied into the detergent inlet 10. The lower end of the detergent housing 10 ′ is provided with a water supply connection pipe 15 through which detergent dissolved in the wash water is supplied into the tub 20 together with the wash water.

The detergent inlet 10 is detachably attached to the drawer through an opening formed in the front surface of the detergent housing 10 ′, and has a box-shaped body 10a having an upper portion open, and the detergent inlet 10 of the front surface of the body. It consists of a handle (10b) for holding by hand when detaching.

The inside of the body 10a of the detergent inlet 10 is divided into two detergent receiving portions 10d and one coincidence accommodating portion 10e, and each of the detergent accommodating portions 10d and the softening accommodating portion ( 10e) is provided with an outlet 10f through which the washing water introduced into the detergent inlet 10 through a washing water inlet pipe (not shown) is supplied to the water supply connection pipe 15 together with a powder detergent or a fabric softener.

In addition, the drain port 30 is provided on the lower side of the tub 20, one side comprises the vane check 60 which is hinged to the lower portion of the tub 20.

The drain port 30 is provided at the lower side of the tub 20, and is formed in a substantially cylindrical shape so that the drain hose 31 is coupled.

A cylindrical rib 62 is formed to protrude at a predetermined bottom surface of the vane check 60. When a certain amount of water is filled inside the drain pump case 51, the vane check 60 receives pressure. The rib 62 is buoyant function.

Therefore, when the drum washing machine 1 is initially supplied, a predetermined amount of water is first supplied to the detergent inlet 10, and when the predetermined amount of water is filled inside the drain pump case 51, the vane check 60 is buoyant. Receiving is raised to the upper side, the drain pump case 51 and the tub 20 is partitioned by the vane check 60, even if the detergent is put into the detergent receiving portion (10d) the drain pump Washing water and detergent are prevented from entering into the 50 and the drain pump case 51.

As shown in Figure 4a and 4b, the drain 30 of the drum washing machine 1 according to the present invention is provided on the lower side of the tub 20, one side is hinged to the lower portion of the tub 20 The vane check 60 is included.

The drain port 30 is provided at the lower side of the tub 20, and is formed in a substantially cylindrical shape so that the drain hose 31 is coupled.

A cylindrical rib 62 is formed to protrude at a predetermined bottom surface of the vane check 60. When a predetermined amount of water is filled inside the drain pump case 51, the vane check 60 receives pressure. The rib 62 is pushed upward, so that the rib 62 functions as a buoyancy function.

Therefore, when the drum washing machine 1 is initially supplied with water, when the predetermined amount of water is filled inside the drain pump case 51, the vane check 60 is buoyant and raised upward, and the drain hole of the tub 20 30), the drain pump case 51 and the tub 20 are partitioned.

In addition, a back flow prevention jaw 35 for preventing the back flow of the vane check 60 may be further formed below the tub 20, that is, the drain port 30, and the cup may be left in the drain pump case 51. The water flows back to prevent the water from flowing into the tub 20.

Here, a hole 61 having a predetermined diameter is formed on one side of the vane check 60, and a pin 63 is pressed into the hole 61 to fix one side of the vane check 60 to check the vane check. One side of the 60 is hinged to the tub 20, the other side is opened and closed by the pressure of the washing water inside the drain pump case 51.

Accordingly, the vane check 60 is installed in the drain port 30 to isolate the drain pump case 51 and the tub 20 so that the drain pump case 51 is operated when the heater 40 is operated. ) Washing water is not accumulated inside, and time and power waste due to unnecessary heating can be prevented.

As shown in FIG. 5, the detergent flow of the drum washing machine according to the present invention is supplied to the detergent inlet 10 during initial water supply through the detergent inlet 10 located at the upper right side of the housing 11 of the drum washing machine 1. A certain amount of washing water flows in, and a predetermined amount of water is filled inside the drain pump case 51.

Then, the vane check 60 is raised to the upper side under buoyancy and blocks the drain port 30 of the tub 20 to partition the drain pump case 51 and the tub 20.

At this time, the detergent and washing water introduced into the detergent inlet 10 is moved to the inside of the tub 20 connected to the water supply connection pipe 15 through the outlet 10f, and is moved upward by receiving buoyancy. By the vane check 60, detergent can be prevented from accumulating on the drain pump case 51, thereby increasing washing efficiency.

Figure is a diagram schematically showing the operating state of the drum washing machine vane check according to the present invention.

During the initial water supply of the drum washing machine 1, a predetermined amount of washing water flows into the detergent inlet 10, and when the washing water is filled inside the drain pump case 51, the vane check 60 installed in the drain opening 30 is closed. It is buoyant and pushed up.

At this time, the tub 20 and the drain pump case 51 partition the drain port 30 by the vane check 60 raised upward by buoyancy, and wash the inside of the drain pump case 51. Water and detergent will no longer collect.

In addition, the operation of the heater 40 prevents the loss of time and power generated when heating the wash water accumulated inside the drain pump case 51.

When the washing is finished, one side of the vane check 60 is lowered down and is drained through the drain hole 30 and the drain hose 31 together with the wash water after washing.

As described above, the present invention having the configuration as described above provides a vane check in the drain of the drum washing machine, and prevents the detergent introduced with the wash water during initial water supply from being accumulated in the drain pump case without melting, and drain pump By separating the case and the tub can save the power and time consumed when heating.

Claims (6)

A main body, a detergent housing installed to supply a detergent on the upper side of the main body, a water supply valve for supplying washing water together with the detergent supplied from the detergent housing, and a discharge water for supplying the washing water supplied from the water supply valve. A drum washing machine including a tub having a drain hole, a drain hose connected to the drain hole to discharge the wash water, and a drain pump for forcibly pumping the wash water through the drain hose. A disc-shaped vane check installed between the tub and the drain pump to open and close the drain hole, One end of the vane check is coupled by a pin so as to be rotatable in the vertical direction from the drain when the water is rapidly drained, the bottom of the other end located opposite the one end of the vane check is formed with a cylindrical rib protruding washing And a vane check closes the drain hole by buoyancy of the rib when water is supplied. delete delete delete delete delete

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