KR20050118620A - Washing machine - Google Patents

Abstract

The present invention is to provide a washing machine that can maximize the rinsing effect by supplying both cold water and hot water in the rinsing step using a softener.

A washing machine according to the present invention includes a washing tank into which laundry is put, and a washing machine including a detergent supply device for supplying detergent to the washing water supplied to the washing tank.

The detergent supply apparatus includes a detergent passing unit including a main laundry detergent input unit and a softener input unit into which the main laundry detergent and the softener are respectively injected; A dispenser having a main washing water supply unit and a rinsing washing water supply unit for supplying washing water to the main laundry detergent input unit and the softener input unit, respectively; And a water supply hose connected to the dispenser to supply both cold water and hot water to the main washing water supply unit and the rinsing washing water supply unit.

Description

Washing machine {WASHING MACHINE}

The present invention relates to a washing machine, and more particularly, to a water supply structure of a detergent supply device for supplying detergent to water supplied to a washing tank.

As a washing machine, the drum washing machine is a washing machine that obtains the washing force by the force generated when the laundry falls freely inside the rotating washing tank. The washing time is longer than the conventional pulsating washing machine, but the damage of the cloth is less. The demand for water is increasing due to low water consumption.

The drum washing machine is provided with a washing tank into which laundry objects such as clothes are put, a driving motor for driving the washing tank, a water supply device for supplying water for washing to the washing tank, and a drainage device for draining the water after washing. do.

The water supply device receives a water supply from an external water supply source and delivers the water to the inside of the washing machine, a detergent supply device for supplying detergent to the water supplied from the water supply hose, and the water in which the detergent is dissolved back into the washing tank. Another water supply pipe is provided. In addition, the detergent supply device includes a dispenser container partitioned to hold detergents such as main laundry detergent, softener, and bleach, and a flow path for distributing water to each section of the detergent container to supply the necessary detergent for each washing step. Is provided. The dispenser is connected to several water supply hoses for supplying cold or hot water, and the water supply hoses are installed with a certain direction so that water sprayed from each water supply hose flows through an appropriate flow path.

By the way, in the conventional water supply device, the water supply hose and the flow path structure can be supplied both cold water and hot water to the side of the main laundry detergent, but was configured to supply only cold water to the softener side. In other words, in the washing process, both the cold water and the hot water were configured to be supplied in the main washing step, but only the cold water was supplied in the rinsing step using the softener. Therefore, since the wash water provided in the rinsing step is provided only cold water, there was a problem that the rinsing effect could not be sufficiently obtained.

The present invention is to solve this problem, it is an object of the present invention to provide a washing machine that can maximize the rinsing effect by supplying both cold water and hot water in the rinsing step using a softener.

In the washing machine according to the present invention for achieving the above object, in the washing machine having a washing tank into which the laundry is put, and a detergent supply device for supplying detergent to the washing water supplied to the washing tank,

The detergent supply apparatus includes a detergent passing unit including a main laundry detergent input unit and a softener input unit into which the main laundry detergent and the softener are respectively injected; A dispenser having a main washing water supply unit and a rinsing washing water supply unit for supplying washing water to the main laundry detergent input unit and the softener input unit, respectively; And a water supply hose connected to the dispenser to supply both cold water and hot water to the main washing water supply unit and the rinsing washing water supply unit.

In addition, the detergent container further comprises a bleach input unit for inputting the bleach, the dispenser is characterized in that it further comprises a bleach laundry water supply for supplying the wash water to the bleach input unit.

The main washing water supply unit, the rinsing washing water supply unit, and the bleaching washing water supply unit include a main washing water supply passage, a rinsing washing water supply passage, and a bleaching washing water supply passage for guiding the washing water supplied from the water supply hose to the corresponding water supply unit. It is characterized by.

The water supply hose may further include a first water supply hose for supplying cold water to the main washing water supply passage, a second water supply hose for supplying hot water to the main washing water supply passage, and a third supply of cold water to the bleaching water supply passage. Including a water hose,

Each of the water supply hoses, the water flow by the simultaneous water supply of the first water supply hose and the third water supply hose to supply the cold water to the rinse washing water supply passage, the water flow by the simultaneous water supply of the second water supply hose and the third water supply hose Characterized in that it is installed to supply hot water to the rinsing washing water supply.

In addition, the detergent container further comprises an avalanche detergent input unit for inputting the avalanche detergent, the dispenser is characterized in that it further comprises an avalanche water supply for supplying the wash water to the avalanche detergent input unit.

In addition, the water supply hose is characterized in that it further comprises a fourth water supply hose for supplying the wash water to the avalanche detergent injection unit.

Hereinafter, a washing machine according to an embodiment of the present invention will be described in detail with reference to the drawings.

1 and 2, the housing 100 forming the outer appearance of the washing machine according to the present invention has a substantially hexahedral shape, and the front door 101 is coupled to the front thereof so as to be opened and closed to put laundry therein. Is installed, the operation unit 102 for operating the operation of the washing machine is provided above the door 101.

The inside of the housing 100 is provided with a cylindrical washing tub 120 having an opening toward the door 101. The washing tub 120 is provided in a double structure of the fixing tub 121 and the rotating tub 122. The fixing tank 121 contains water required for washing, and the rotating tank 122 is rotatably installed in the fixing tank 121 to perform washing. A driving motor 141 for driving the rotating tank 122 is installed at the rear of the fixing tank 121, and a drain pipe 142 and a drain pump for draining the water used for washing are installed at the lower part of the fixing tank 121. 143 is provided.

In order to supply water to the washing tank 120 is provided with a water supply pipe 130 for receiving hot water and cold water from an external water supply source (not shown), the water introduced into the water supply pipe 130 stores a detergent to be used for washing Via the detergent supply device 200 is supplied to the washing tank 120 with the detergent.

The water supplied to the water supply pipe 130 is branched to a plurality of water supply hoses 131, 132, 133, and 134 connected to the detergent supply device 200. As described below, the water supply hoses 131, 132, 133, and 134 are supplied with water according to the washing step. Controlled. In addition, valves 151, 152, 153, and 154 operated by a controller (not shown) are provided at the inlet of each of the water supply hoses 131, 132, 133, and 134 for water supply control.

3 and 4, the detergent supply device 200 includes a detergent container 210 into which various detergents used for washing are put, and a front and an upper part thereof are opened, and the detergent container 210 is retractable through an opening of the front part. A casing 220 to be installed, a dispenser 230 installed at an upper portion of the casing 220 to supply water to the respective portions of the detergent container 210, and provided at an upper portion of the dispenser 230 to seal the dispenser 230. The cover 240 is composed of.

The detergent container 210 is installed to be withdrawn to the outside of the housing 100 and is partitioned into a plurality of spaces so as to supply an appropriate detergent for each washing step. To laundry detergent input unit 211, the main laundry detergent input unit 212, the detergent for the main laundry is injected, a softener input unit 213 to which the softener is added, and a bleach input unit 214 to which the bleach is added. It is composed. When water is supplied from the dispenser 230 to each detergent input portion 211, 212, 213, 214, the detergent of each detergent input portion 211, 212, 213, 214 is dissolved in the water, and a flow path is formed to flow to the casing 220.

The casing 220 is connected to the water supply pipe 135 is connected to the washing tub 120 to the lower portion to collect the water flowing out from the detergent container 210 to supply to the washing tub 120.

The dispenser 230 has an avalanche washing water supply 231, a main washing water supply 232, a rinsing washing water supply 233, and a bleaching washing machine at positions corresponding to the input portions 211, 212, 213, and 214 of the detergent container 210. The water supply part 234 is provided, and each of the water supply parts 231, 232, 233, and 234 includes a plurality of water supply holes 230 a and a water supply hose for supplying the wash water to each of the input parts 211, 212, 213, and 214 of the corresponding detergent container 210. A flow path for guiding the washing water sprayed from the 131, 132, 133, and 134 to the water supply units 231, 232, 233, and 234 is formed. As shown, the flow passage is constituted by a primary washing water supply passage 231a, a main washing water supply passage 232a, a rinsing washing water supply passage 233a, and a bleaching washing water supply passage 234a.

In addition, the water supply hoses 131, 132, 133, and 134 are installed to face a predetermined direction in order to supply the washing water to each of the water supply passages 231a, 232a, 233a, and 234a of the dispenser 230, as shown in FIG. 1. The hose 131 is installed obliquely toward the main washing channel, and the second water supply hose 132, which supplies hot water on the right side, is also installed obliquely toward the main washing channel. On the left side of the first water supply hose 131, The third water supply hose 133 for supplying cold water is installed obliquely in a direction opposite to the first water supply hose 131 toward the bleaching washing water supply passage 234a, and on the left side thereof, the washing water is disposed in the ablation washing water supply passage 231a. The fourth water supply hose 134 is provided to supply.

Hereinafter, the operation of the washing machine according to the embodiment will be described.

When the laundry to be washed is put into the washing tank 120, and operation is started through the operation unit 102, the driving motor 141 drives the rotating tank 122 to start washing.

The water required for washing is supplied to the water supply pipe 130 from an external water supply source, and the water supplied to the water supply pipe 130 is supplied to the detergent supply device 200 through the water supply hoses 131, 132, 133, and 134 according to the control of the valves 151, 152, 153, and 154. Supplied. The detergent supply apparatus 200 is guided to the appropriate water supply units 231, 232, 233, and 234 in the washing step, and is supplied to the washing tank 120 together with the detergent added to the detergent input units 211, 212, 213, and 214. After washing is finished, the used water is discharged to the outside by the drain pipe 142 and the drain pump 143.

The water supply operation in the detergent supply device 200 will be described in more detail as follows.

The control unit controls the opening and closing of the valves 151, 152, 153, and 154 according to the washing stage to supply water to the water supply units 231, 232, 233, and 234 on the dispenser 230. At the time of abdominal washing, water is supplied to the fourth grade water hose 134 to supply water to the avalanche washing water supply unit 231. In the case of main washing, water is selectively supplied to the first water supply hose 131 and the second water supply hose 132 or water is supplied to the main laundry water supply unit 232, and the first water supply hose 131 and The water flow of the water injected from the second water supply hose 132 is directed toward the main washing water supply passage 232a, as indicated by W1 and W2. Since cold water is supplied from the first water supply hose 131 and hot water is supplied from the second water supply hose 132, washing is performed using both cold water and hot water during the main washing. In the case of bleaching washing, water is supplied to the third water supply hose 133 to supply water to the bleaching washing water supply unit 234. The water flow of the water supplied to the third water supply hose 133 is directed to the bleaching washing water supply passage 234a, as indicated by W5, and cold water is supplied. When rinsing and washing, water is simultaneously supplied to the first water supply hose 131 and the third water supply hose 133 or simultaneously supplied to the second water supply hose 132 and the third water supply hose 133, and the first water supply hose 131 In the case of simultaneously supplying water to the third water supply hose 133 and the water sprayed from both water supply hoses 131 and 133, the water flows toward the rinsing water supply passage 233a as indicated by W3. In this case, since both cold water is supplied from the first water supply hose 131 and the third water supply hose 133, the cold water is supplied to the rinsing water supply unit 233. In the case of simultaneous water supply to the second water supply hose 132 and the third water supply hose 133, water sprayed from both water supply hoses 132 and 133 joins to form a water flow toward the rinsing water supply passage 233a as indicated by W4. . In this case, since the hot water is supplied from the second water supply hose 132 and the cold water is supplied from the third water supply hose 133, hot water as well as cold water is supplied together with the rinsing water supply.

Water supplied to each of the water supply units 231, 232, 233, and 234 is supplied to the corresponding detergent input units 211, 212, 213, and 214 of the detergent container 210 placed at the bottom thereof to dissolve the detergent, and the wash water in which the detergent is dissolved flows down into the casing 220. It is supplied to the washing tank 120 through the water supply pipe 135 provided in the lower casing (220).

As described in detail above, the washing machine according to the present invention has a detergent supply device configured to supply hot water as well as cold water in a rinsing step using a softening agent, thereby maximizing a rinsing effect.

1 is a perspective view showing the appearance of a washing machine according to an embodiment of the present invention.

2 is a side cross-sectional view of the washing machine according to the embodiment of FIG.

Figure 3 is an exploded perspective view showing a detergent supply apparatus of the washing machine according to the embodiment of FIG.

4 is a plan view showing the dispenser of the detergent supply device of FIG.

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

100: housing 120: washing tank

130: water supply pipe 131,132,133,134: water supply hose

141: drive motor 210: detergent container

220: casing 230: dispenser

240: cover

Claims (6)

A washing machine including a laundry tank into which laundry is put and a detergent supply device for supplying detergent to the washing water supplied to the washing tank, The detergent supply apparatus includes a detergent passing unit including a main laundry detergent input unit and a softener input unit into which the main laundry detergent and the softener are respectively injected; A dispenser having a main washing water supply unit and a rinsing washing water supply unit for supplying washing water to the main laundry detergent input unit and the softener input unit, respectively; And a water supply hose connected to the dispenser to supply both cold water and hot water to the main washing water supply unit and the rinsing washing water supply unit. The method of claim 1, The detergent container further comprises a bleach input unit for inputting a bleach, the dispenser further comprises a bleach washing water supply for supplying the wash water to the bleach input unit. The method of claim 2, The main washing water supply unit, the rinsing washing water supply unit and the bleaching washing water supply unit are provided with a main washing water supply passage, a rinsing washing water supply passage, and a bleaching washing water supply passage for guiding the washing water supplied from the water supply hose to the corresponding water supply unit. Washing machine. The method of claim 3, The water supply hose includes a first water supply hose for supplying cold water to the main washing water supply passage, a second water supply hose for supplying hot water to the main washing water supply passage, and a third water supply hose for supplying cold water to the bleaching water supply passage. Including, Each of the water supply hoses, the water flow by the simultaneous water supply of the first water supply hose and the third water supply hose to supply the cold water to the rinse washing water supply passage, the water flow by the simultaneous water supply of the second water supply hose and the third water supply hose Washing machine, characterized in that installed to supply hot water to the rinsing washing water supply. The method of claim 4, wherein The detergent container further comprises an avalanche detergent input unit for avalanche detergent input, and the dispenser further comprises an avalanche water supply unit for supplying washing water to the avalanche detergent input unit. The method of claim 5, The water supply hose further comprises a fourth water supply hose for supplying the washing water to the avalanche detergent injection unit.