KR0179123B1 - Method for differentiation of cleaning condition with number of rinsing in a washing machine - Google Patents

Abstract

The present invention relates to a washing operation of the washing machine, and in particular, in the rinsing cycle, by differentiating the washing conditions according to the number of rinsing cycles, the time for the washing administration is reduced, the washing water is saved, and cloth damage is prevented in advance. The present invention relates to a method for differentiating washing conditions according to the number of rinsing cycles of a washing machine.

Washing condition differentiation method according to the rinsing frequency of the washing machine of the present invention for achieving the above object is the first step of proceeding the washing by setting the number of rinsing by the user's selection, and when the washing is completed, dehydration administration and drainage And a third step of performing a rinsing stroke according to the number of rinsing times selected by the user, but reducing the water level, the rinsing time, and the motor speed as the order is higher.

Description

How to Differentiate Washing Conditions According to Washing Frequency of Washing Machine

1 is a block diagram of a conventional washing machine control device.

2 is a flow chart showing a washing operation control method of a conventional washing machine.

Figure 3 is a block diagram according to the control device of the washing machine of the present invention.

4 is a flowchart showing a washing condition differentiation method according to the number of rinsing times of the washing machine of the present invention.

* Explanation of symbols for main parts of the drawings

11: key input unit 12: microcomputer

13: water level sensor 14: valve driving unit

15: valve portion 16: motor drive portion

17: motor 18: speed detection unit

19: buzzer

The present invention relates to a washing operation of the washing machine, and in particular, in the rinsing cycle, by differentiating the washing conditions according to the number of rinsing cycles, the time for the washing administration is reduced, the washing water is saved, and cloth damage is prevented in advance. The present invention relates to a method for differentiating washing conditions according to the number of rinsing cycles of a washing machine.

Hereinafter, with reference to the accompanying drawings illustrating a washing administration control method of a conventional general washing machine as follows.

1 is a block diagram illustrating a conventional washing machine control device, and FIG. 2 is a flowchart illustrating a washing process control method of a conventional washing machine.

According to a conventional apparatus for controlling a washing machine, a key input unit 1 for inputting a command mode desired by a user, such as washing, rinsing, and dehydration, as shown in FIG. 1, and a system according to the command mode of the key input unit 1 A microcomputer 2 for controlling the operation, a display unit 3 for displaying a progress state for each stroke mode according to the washing environment signal of the microcomputer 2, and a supply / drain valve according to the output signal of the microcomputer 2; The valve driving unit 4 for controlling the control unit, the valve unit 5 for supplying and draining the washing water by the driving power of the valve driving unit 4, and the water level sensor for detecting the water level in the washing tank and transmitting it to the microcomputer 2 It consists of the part 6 and the motor 7 which rotates back or forward by the said microcomputer 2.

In the washing stroke control method for the control apparatus of the conventional general washing machine configured as described above, when the washing administration mode is first transmitted to the microcomputer 2 through the key input unit 1 as shown in FIG. If the user determines whether the water level is set with the water level setting lever (button) (101), if the water level is not set, proceed to the fabric quantity detection course, detect and set the water level for the quantity, and then go to the washing administration. Operation continues 102.

On the contrary, when the user sets the water level, the inversion timing (Timming) cycle for the rotation of the motor 7 and the water level of the washing tank are set according to the data (Data) set in the microcomputer 2 according to the set water level (103). In order to inject the washing water into the washing tank by the set water level, the water supply valve of the valve unit 5 is opened (104) by driving the valve driving unit 4 to discharge the water (water level) in the washing tank into the microcomputer 2. The water is supplied continuously until it is determined and compared with the set water level (105).

In addition, when the water (water level) supplied to the washing tank reaches the set level, the water supply valve of the valve unit 5 is closed (106) by receiving a signal from the microcomputer (2), and the washing time T set by the microcomputer (2) is initialized. In operation 107, washing starts with the rotation of the motor 7 according to the motor driving signal of the microcomputer 2 (108).

The motor continues to rotate until the washing time t set by the microcomputer 2 is maintained at the washing stroke (109). When the set time is reached, the rotation of the motor is stopped to complete the washing stroke (110).

In the conventional washing process control method of the conventional washing machine, since the rinsing condition is set to be constant, the choice of the rinsing stroke desired by the consumer is narrowed, and there is a problem of poor rinsing performance.

The present invention has been made to solve the above problems, and in particular, in the rinsing stroke, by differentiating the washing conditions according to the number of rinsing cycles, the time for the washing administration is reduced, the washing water is saved, and cloth damage is prevented in advance. The purpose of the present invention is to provide a method for differentiating washing conditions according to the number of rinsing cycles of a washing machine.

Washing condition differentiation method according to the rinsing frequency of the washing machine of the present invention for achieving the above object is the first step of proceeding the washing by setting the rinsing frequency by the user's selection, and when the washing is completed dehydration administration and drainage water supply And a third step of performing a rinsing stroke according to the number of rinses selected by the user, but reducing the water level, the rinsing time, and the motor speed as the order is higher. Hereinafter, a method of differentiating washing conditions according to the rinsing frequency of the washing machine according to the present invention will be described with reference to the accompanying drawings.

Figure 3 is a block diagram according to the control device of the washing machine of the present invention, Figure 4 is a flowchart showing a washing condition differentiation method according to the number of rinsing times of the washing machine of the present invention.

According to the control device of the washing machine according to the present invention, as shown in FIG. A microcomputer 12 for controlling the operation, a water level sensor unit 13 for detecting a water level in the washing tank and transmitting a signal to the microcomputer 12, and the supply and drain valves in accordance with the output signal of the microcomputer 12 The valve driving unit 14, the valve unit 15 for supplying and draining the wash water by the driving power of the valve driving unit 14, and the motor driving unit 16 for driving the motor with the output signal of the microcomputer 13 ), A motor 17 for generating a rotational force with a drive power source of the motor driver 16, a speed detector 18 for detecting the rotational speed of the motor 17, and an end signal for each command mode. It is made of a buzzer 19 to ring.

In the washing condition differentiation method according to the number of rinsing times for the control device of the washing machine of the present invention configured as described above, the washing mode is first transmitted to the microcomputer 12 through the key input unit 11 as shown in FIG. When it starts, it is determined whether the user sets the water level with the water level setting lever (button) (201) .If the water level is not set, the process proceeds to the fabric quantity detection course to detect and set the water level for the quantity, and then operates as a washing stroke. This continues (202).

On the contrary, when the user sets the level directly, the reversal timing (Timming) cycle for the motor rotation and the level in the washing tank are set according to the data set in the microcomputer 12 according to the set level (203). ), The water supply valve of the valve unit 15 is opened by driving the valve driving unit 14 to inject the washing water into the washing tank by the set water level (204). The water is supplied continuously until it is determined and compared with the set water level (205).

In addition, when the water (water level) supplied to the washing tank reaches the set level, the water supply valve of the valve unit 15 is closed by receiving the signal of the microcomputer 12 (206) and the motor driving unit according to the driving signal of the motor 17 of the microcomputer 12. The washing operation is started by rotating the motor 17 by the driving power of (16) (207).

The motor 17 is continuously rotated until the washing time set by the microcomputer 12 to maintain the washing stroke, and when the set time is reached, the rotation of the motor 17 is stopped to complete the washing stroke (208).

Subsequently, the drain valve of the valve unit 15 is opened by the driving power of the valve driving unit 14 by the signal of the microcomputer 12 (200) to contaminated washing water until the water level in the washing tank becomes empty. After continuing to discharge 210, if the water level of the washing tank is an airborne level, the motor 17 is rotated for a predetermined time to perform dehydration stroke (211).

After dehydration, the number of rinses set by the user is determined (212), and the number of rinsing cycles is set as one time, and the water supply valve of the valve unit 15 is driven by the driving power of the valve driving unit 14 to inject washing water into the washing tank. Open the water (213), the water is added to the washing tank is compared with the water level set by the microcomputer 12, and compared to determine the water level one step higher and continues to supply the water until the set water level + one-step water level (214).

Then, the motor 17 is rotated to 1700 RPM so that the cloth is rinsed by the water supplied to the washing tank (215) to maintain the rinsing state for a rinsing time for three minutes (216). Rotate the motor to 1900 RPM to proceed (217) to perform dehydration for a dehydration time of 9 minutes (218), and drain the valve portion 15 by the driving power of the valve driving portion 14 by the signal of the microcomputer 12. The valve is opened again (219), so that the dehydration stroke is performed for a predetermined time in succession with the drainage stroke 220 until the water becomes empty in the washing tank (221).

If the user's choice is rinsing twice (222) proceeds to the rinsing stroke once up to the step 220 as described above, and the valve to the drive power of the valve drive unit 14 to inject the washing water into the washing tank again The water supply valve of the unit 15 is opened (223), and water supplied to the washing tank is compared with the set water level set by the microcomputer 12, and the water is continuously supplied until the set water level is reached (224).

Rotate the motor 17 to 1600 RPM so that the cloth is rinsed by the water supplied to the washing tank (225) and maintain the rinsing state for a rinse time of 3 minutes (226). Rotation (227) to perform dehydration for a dehydration time of 7 minutes (228) and open the drain valve of the valve unit 15 again by driving power of the valve driving unit 14 by the signal of the microcomputer 12 (open). In step 219, the water is emptied into the washing tank until the water discharge level is performed, so that the draining cycle 220 is performed for a predetermined time.

In addition, when the user's selection is rinsing three times (229), the rinsing stroke is performed twice until the step 220, and the valve unit (2) as the driving power of the valve driving unit 14 to inject the washing water into the washing tank again. The water supply valve of 15) is opened (210), and water supplied to the washing tank is compared with the set water level set by the microcomputer 12, and the water is continuously supplied until the set water level is reached (231).

Rotate the motor 17 to 1500 RPM so that the cloth is rinsed by the water supplied to the washing tank (232) and maintain the rinsing stroke for the required rinsing stroke for 2 minutes (233). Rotation at 1700 RPM (234) to perform dehydration for a dehydration time of 5 minutes (235) by opening the drain valve of the valve unit 15 again by the drive power of the valve drive unit 14 by the signal of the microcomputer 12 (219) Since the dehydration stroke is performed for a predetermined time in succession with the drainage stroke 220 until the water reaches the air supply level, the washing tank ends (221).

Washing condition differentiation method according to the rinsing frequency of the washing machine of the present invention as described above is a short time and less washing water due to the multi-step rinsing conditions to satisfy the desire of consumers to improve the rinsing components while preventing the damage and washing of the washing machine itself It is effective to realize system safety.

Claims (2)

The first step of washing by setting the number of rinsing by the user's choice, the second step of performing a dehydration stroke and drainage water when the washing is completed, and the rinse stroke according to the rinse frequency selected by the user Method of differentiating washing conditions according to the number of times of rinsing of the washing machine, characterized in that it comprises a third step performed by reducing the water level and the rinsing time and the motor speed as the order is higher. The method of claim 1, wherein the third step is to set the water level one step higher than the set water level during the first rinsing, rinsing for 3 minutes at 1700 RPM, and then dewatering for 9 minutes at 1900 RPM, and the first set water level during the second rinsing Rinsing at 1600 RPM for 3 minutes, dehydrating for 7 minutes at 1800 RPM, and during the third rinsing, rinsing at 1500 RPM for 2 minutes at the initial set water level, and dehydrating for 5 minutes at 1700 RPM How to differentiate washing conditions according to the number of rinsing cycles of a washing machine.