JP2021035628A - Washing machine - Google Patents

Abstract

To correctly set a liquid agent reference use amount per amount of washing water to always properly set a liquid agent automatic input amount.SOLUTION: A washing machine comprises a washing tub disposed in a housing, a tank in which a liquid agent is stored, liquid agent automatic input means for automatically inputting the liquid agent in the detergent tank into the washing tub, a touch panel, a liquid agent inputting method setting part for setting switch between ON/OFF of the liquid agent automatic input means, a liquid agent input amount setting part for setting an amount of the liquid agent to be inputted into the washing tub by the liquid agent automatic input means, and a controller for performing a series of washing, rinsing and dewatering operations. The controller displays both the liquid agent inputting method setting part and the liquid agent input amount setting part on the touch panel.SELECTED DRAWING: Figure 7

Description

The present invention relates to a washing machine equipped with an automatic liquid agent charging device.

Patent Document 1 discloses a washing machine that automatically injects a liquid agent such as a detergent solution or a softener solution. This washing machine includes a housing, a water tank that is elastically and vibration-proof supported in the housing, a drum that is rotatably supported in the water tank, and a cloth amount detecting means that detects the amount of laundry put into the drum. , A water amount setting means for setting the washing water amount by the signal of the cloth amount detecting means, a tank containing the liquid agent, an automatic liquid agent charging means for automatically charging the liquid agent in the tank into the drum, and an input amount per washing water amount of the liquid agent. It is provided with a liquid agent input amount selecting means that enables selection from two or more levels of options, and a liquid agent input amount display means that displays the input amount per washing water amount of the liquid agent set by the liquid agent input amount selection means. The liquid agent automatic charging means supplies the liquid agent in the tank into the water tank by the signals of the water amount setting means and the liquid agent charging amount selecting means.

Japanese Unexamined Patent Publication No. 2001-162803

In the above-mentioned conventional configuration, in order to obtain a liquid agent concentration suitable for washing, a predetermined amount of liquid agent corresponding to the amount of washing water is added by the liquid agent automatic charging means. In addition, the standard usage amount per washing water amount is generally set for the liquid agent, and if the standard usage amount does not match the standard usage amount set in advance by the liquid agent input amount selection means, a large amount of the liquid agent may be added. If a small amount is added, the desired cleaning performance and rinsing performance cannot be obtained.

However, since the conventional liquid agent input amount display means only displays a state in which one of two or more levels (for example, "Ome", "Normal", and "Sukuname") is selected, the user can wash the liquid agent. It was difficult to recognize whether or not the input amount per amount of water could be set. That is, even if you do not set the amount of liquid to be added per amount of washing water after purchasing the washing machine, if one of the options is displayed, you will forget to set the amount of liquid to be added per amount of washing water. It was difficult to do so, and there was a risk that the washing machine would continue to be used without being able to add the proper liquid.

The present invention solves the problems of the prior art, and an object of the present invention is to provide a washing machine capable of preventing the user from forgetting to set the liquid agent input amount per washing water amount.

In order to solve the above-mentioned conventional problems, the washing machine of the present invention uses a housing forming an outer shell, a washing tub arranged in the housing, a tank containing a liquid agent, and a liquid agent in the tank. The liquid agent is automatically charged into the washing tub by the liquid agent automatic charging means, the touch panel, the liquid agent charging method setting unit for setting ON / OFF switching of the liquid agent automatic charging means, and the liquid agent automatic charging means. A liquid agent charging amount setting unit for setting the amount of liquid agent to be charged and a controller for executing a series of washing operations of washing, rinsing, and dehydration are provided, and the controller includes the liquid agent charging method setting unit and the liquid agent charging unit on the touch panel. The amount setting unit is also displayed.

The washing machine of the present invention can prevent the user from forgetting to set the liquid agent input amount per washing water amount.

Perspective view of the washing machine according to the first embodiment of the present invention. Longitudinal sectional view of the washing machine according to the first embodiment of the present invention. The figure which shows the screen after power-on of the touch panel display part of the washing machine in Embodiment 1 of this invention. FIG. 3 is a diagram showing a screen transitioned when the automatic closing button is operated. FIG. 4 is a diagram showing a screen transitioned when the detergent input amount input means is operated. FIG. 5 is a diagram showing a screen that transitions when the detergent standard usage amount per washing water amount is set. (A) FIG. 4 or FIG. 6 shows a screen showing a transition when the detergent addition method setting / display button is touch-operated, and (b) FIG. 4 or FIG. 6 shows the detergent addition method setting / display button is touch-operated. Diagram showing the screen that transitions when Top view of the operation display of a conventional washing machine

In the washing machine according to the first invention, the housing forming the outer shell, the washing tub arranged in the housing, the tank containing the liquid agent, and the liquid agent in the tank are automatically charged into the washing tub. Liquid agent automatic charging means, touch panel, liquid agent charging method setting unit for setting ON / OFF switching of the liquid agent automatic charging means, and liquid agent for setting the amount of liquid agent to be charged into the washing tub by the liquid agent automatic charging means. The controller includes a charging amount setting unit and a controller that executes a series of washing operations of washing, rinsing, and dehydration, and the controller causes the touch panel to display the liquid agent charging method setting unit and the liquid agent charging amount setting unit together. It is a thing.

The second invention, in particular, in the washing machine of the first invention, the liquid agent input amount setting unit has a button for setting a small amount, a standard amount, and a large amount of the liquid agent input amount by the liquid agent automatic charging means. ..

According to a third aspect of the present invention, in the washing machine of the second invention, the controller has a button on the touch panel for setting the liquid agent automatic charging means to OFF, and a button for setting the liquid agent charging amount by the liquid agent automatic charging means to be small. , The button for setting the liquid agent charging amount by the liquid agent automatic charging means as a standard, and the button for setting the liquid agent charging amount by the liquid agent automatic charging means to be large are displayed in this order.

Hereinafter, embodiments will be described in detail with reference to the drawings as appropriate. However, more detailed explanation than necessary may be omitted. For example, detailed explanations of already well-known matters and duplicate explanations for substantially the same configuration may be omitted. This is to avoid unnecessary redundancy of the following description and to facilitate the understanding of those skilled in the art.

(Embodiment 1)
Hereinafter, the first embodiment will be described with reference to FIGS. 1 to 8.

FIG. 1 is a perspective view of the washing machine according to the first embodiment of the present invention, and FIG. 2 is a vertical sectional view of the washing machine according to the first embodiment of the present invention.

In FIGS. 1 and 2, a bottomed cylindrical water tank 105 is elastically supported by a plurality of suspensions (not shown) and a damper 163 inside the housing 101, which is the outer shell of the washing machine 100. There is. A bottomed cylindrical drum 106 (washing tub) is rotatably arranged in the water tub 105. A plurality of baffles 106a are provided on the inner wall surface of the drum 106. By rotating the drum 106 at a low speed, the baffle 106a can give a stirring operation such as hooking clothes, lifting them upward, and dropping them. A plurality of small holes (not shown) are formed on the peripheral surface of the drum 106. At the bottom of the water tank 105, a tank rotation motor (not shown) for rotationally driving the drum 106 is arranged.
On the front surface of the housing 101, a clothes loading / unloading port 103 opened for taking in / out clothes is formed. A lid 102 is provided on the front surface of the housing 101. The lid 102 covers the clothing inlet / outlet 103 so as to be openable / closable. By opening the lid 102, clothes can be thrown into the drum 106 from the clothes loading / unloading port 103.

An automatic liquid charge charging device 109 is provided above the water tank 105 of the housing 101.

A lid 114a that can be opened and closed is provided on the upper portion of the housing 101. The lid 114a can be opened, and the detergent tank (tank) 117 and the softener tank (tank) 126 can be detachably attached.

An operation display unit 104 including an operation unit for operating the operation and a display unit for displaying the operation state is arranged on the upper part of the lid 102.

The housing 101 is provided with a controller 108 that controls a tank rotation motor or the like and sequentially executes a series of steps such as washing, rinsing, and dehydration. The controller 108 has a cloth amount determination unit (not shown) and a liquid agent input amount calculation unit (not shown). The cloth amount determination unit provides, for example, a function of classifying laundry up to 10 kg into about 10 stages according to the torque current value when the tub rotation motor is rotated at a constant rotation speed. In addition, the amount of water used for washing is determined according to the result of determining the amount of cloth. The liquid agent input amount calculation unit calculates the detergent input amount and the softener input amount from the cloth amount detected by the cloth amount determination unit.

The washing machine 100 is provided with a storage unit (not shown). The storage unit is composed of, for example, EEPROM (Electrically Erasable and Programmable Read Only Memory). The storage unit stores various setting information related to the washing operation, including a detergent type storage unit (not shown) that stores information on the detergent type.

The water dispenser 110 is provided on the upper part of the housing 101 and includes a water supply channel (not shown) and a first water supply valve 110a (water supply valve). One end of the water supply channel (not shown) communicates with the faucet via a water supply hose (not shown).

A tank storage case (not shown) is a container having a storage portion with an open top surface. A detergent tank 117 and a fabric softener tank 126 are detachably attached to a tank storage case (not shown). A detergent case 115 is detachably attached to the front of the storage portion of the tank storage case (not shown). The detergent case 115 is a container having an open upper surface, and is divided into a detergent accommodating portion and a softener accommodating portion. When the user does not use the liquid agent automatic charging device 109, the washing operation is performed by manually charging the detergent into the detergent accommodating portion and the softener accommodating portion.

In the washing machine having the above configuration, the operation of the washing operation will be described below.

The washing operation of the washing machine 100 includes a "washing process" in which clothes are immersed in washing water and the drum 106 is rotated to remove stains, a "rinsing process" in which clothes soaked in detergent water are rinsed with water, and clothes containing water. There is a "dehydration step" for dehydrating the clothes, and a "drying step" for supplying warm air to the drum 106 to dry the clothes in the drum 106.

Before washing, the user puts the detergent solution into the detergent tank 117 and the softener solution into the softener tank 126 in advance. Further, the lid 102 is opened, and clothes are thrown into the drum 106 from the clothes loading / unloading port 103. Next, the operation display unit 104 is operated to turn on the power switch, and various washing courses and washing conditions such as easy washing, rinsing, and dehydration are set.

The driving operation in the "washing course" will be described below.

The user first supplies power to the washing machine body. As a result, the touch panel display unit 104a lights up, and the screen shown in FIG. 3 is displayed. By touching the setting button displayed on the touch panel display unit 104a with a finger, the screen can be switched or the setting content can be changed.

FIG. 3 is a display screen after the power of the touch panel display unit of the washing machine according to the first embodiment of the present invention is turned on. FIG. 3 shows a mode switching button 200 for switching operation modes such as washing only / washing-drying, a course switching button 201 for switching a standard driving course that is considered to be frequently used by users, and an automatic liquid agent charging device 109. An automatic closing button 202 for making various settings when used is arranged.

FIG. 4 is a screen that transitions when the automatic closing button 202 in FIG. 3 is touch-operated. FIG. 4 shows a transition to a detergent injection method setting / display button 203 for displaying whether the manual addition method is selected or the automatic addition method is selected, and a screen for inputting the detergent standard usage amount per washing water amount. A detergent input amount input means 204 and a first detergent standard usage amount display 205 (liquid agent standard usage amount display means) for displaying the detergent standard usage amount per input washing water amount are arranged. Here, when the reference usage amount is not set, the touch panel display unit 104a arranged in the operation display unit 104 is displayed with "not set" clearly indicating that the reference usage amount is not set.

As for the softener, the softener input method setting / display button 206, the softener input amount input means 207, and the first softener standard usage amount display 208 (liquid agent standard usage amount display means) are arranged in the same manner as the detergent. Has been done.

FIG. 5 is a screen transition screen when the detergent input amount input means 204 in FIG. 4 is touch-operated. FIG. 5 shows a second detergent standard usage amount display 209 that displays the detergent standard usage amount per washing water amount of the input detergent, and a detergent standard amount adjustment for setting the standard usage amount to 3 to 30 ml per 30 L of water. The slide button 210 is arranged. In addition, since the softener has the same composition as the detergent, the explanation is omitted.

When the detergent standard usage amount per washing water amount is set, the screen returns to the second screen shown in FIG. 6, and the standard usage amount (water 30L) set by the detergent standard amount adjustment slide button 210 is displayed on the first detergent standard usage amount display 205. 10 ml per per) is displayed. In addition, since the softener has the same composition as the detergent, the explanation is omitted.

FIG. 7 (a) shows the screen transition screen when the display button is touch-operated in FIG. 4 or FIG. 6, and FIG. 7 (b) shows the detergent injection method setting in FIG. 4 or 6. This is a screen that transitions when the display button is touch-operated.

The charging method selection button 211a arranged in FIG. 7A is a selection button for the amount of detergent charged when manual charging is selected, and "None" is washed. In FIG. 7B, a charging method selection button 211b for automatically charging the detergent is arranged, and "standard" is selected.

When the user automatically injects the detergent using the liquid agent automatic injecting device 109, various settings are made on the screen of FIG. Here, in the operation display unit of the conventional washing machine shown in FIG. 8, only the state in which "normal" is selected from the options of two or more levels (for example, "Ome", "normal", and "sukuname") is displayed. Therefore, even if the user could not correctly set the amount of liquid to be added per amount of washing water, it was difficult to recognize the condition.

On the other hand, in the present embodiment, as shown in FIG. 4, "not set" clearly indicating that the reference usage amount is not set somewhere in the touch panel display unit 104a arranged in the operation display unit 104. ] Is displayed, it is easy to recognize that it is necessary to set the standard amount of detergent used per amount of washing water. That is, it is possible to reliably perform the work of setting the detergent standard usage amount per washing water amount used by the detergent reference amount adjustment slide button 210 of FIG. 5 by touching the detergent input amount input means 204.

Further, when the user has not set the detergent standard usage amount per washing water amount, the state of "not set" is set in the touch panel display unit 104a arranged inside the operation display unit 104, particularly in FIG. As shown, by displaying on the first detergent standard usage amount display 205, the unset state can be performed more clearly, that is, as an enlightenment display, in a more emphasized form.

Next, the detergent charging method is selected (for example, automatic charging "standard") with the charging method selection button 211b in FIG. 7B, and the "washing course" operation is started. In addition, the case where the softener is automatically added has the same configuration as the detergent, so the explanation is omitted. When the "washing course" operation is started, the controller 108 controls to sequentially execute the cloth amount determination step, the water supply step, the washing step, the rinsing step, and the dehydration step. In the cloth amount determination step, the cloth amount determination unit measures the torque current value when the tank rotation motor is repeatedly rotated in the forward rotation direction and the reverse rotation direction at a constant rotation speed in the cloth amount detection, thereby forming the inside of the drum 106. Detect the amount of cloth.

Next, the liquid agent automatic charging device 109 is driven to charge the detergent liquid from the detergent tank 117 into the drum 106. Next, the water supply valve 110a is opened, and a water supply step of supplying tap water in an amount corresponding to the amount of cloth into the drum 106 is executed.

After the washing step is completed, the controller 108 performs a rinsing step after performing dehydration. In the rinsing step, the water supply valve 110a is opened, a predetermined amount of tap water is supplied into the water tank 105, and then the liquid agent automatic charging device 109 is driven to supply the softener liquid from the softener tank 126 into the water tank 105. After supplying the detergent solution and fabric softener solution, tap water is supplied to wash the water channels of the detergent and fabric softener solution. When the rinsing process is complete, the dehydration process is performed and the washing course is completed.

As described above, the washing machine according to the present embodiment has a bottomed cylindrical drum 106 rotatably arranged in the water tank 105, a detergent tank 117 containing the liquid agent, and the liquid agent in the detergent tank 117. The liquid agent automatic charging device 109 that automatically charges into the drum 106, the liquid agent input amount input means for setting the liquid agent input amount per washing water amount, and the liquid agent for displaying the value set by the liquid agent input amount input means on the operation display unit 104. It is provided with a reference usage amount display means and a controller. When the liquid agent input amount per washing water amount is not set, the controller displays on the operation display unit 104 that the liquid agent input amount per washing water amount has not been set. As a result, it is possible to prevent the user from forgetting to set the liquid agent input amount per washing water amount.

(Embodiment 2)
In the second embodiment, the user does not press the detergent input amount input means 204 for transitioning to the screen for setting the detergent standard usage amount per washing water amount, and the first detergent standard usage amount display 205 shows "not set". In the displayed state, the initial liquid charge amount stored in the controller 108 so that the washing operation can be performed even when the detergent is automatically added using the liquid agent automatic addition device 109 (
For example, 10 ml per 30 L of water), the detergent is automatically added into the drum 106. However, on the first detergent standard usage amount display 205, the state of being displayed as "not set" is continued, and the enlightenment display that the correct standard usage amount is not set is continued. As a result, the washing operation can be performed even when the liquid agent input amount per washing water amount is not set, and it is possible to avoid a situation in which washing cannot be performed immediately.

Since the other configurations are the same as those in the first embodiment, the description thereof will be omitted. Further, even if the user tries to use the washing process without setting the standard usage amount of the softener per the amount of washing water, the same configuration is obtained, so the explanation is omitted.

(Embodiment 3)
In the third embodiment, in order to prevent the user from forgetting to set the detergent standard usage amount per washing water amount, the detergent standard usage amount is not set, and as shown in FIG. 7B, the charging method selection button 211b is used. When automatic closing (for example, automatic closing "standard") is selected, the control is performed so as to automatically transition to the third screen shown in FIG. 5 instead of FIG. This makes it easier to recognize that it is necessary to set a detergent standard usage amount per washing water amount. That is, it is possible to surely perform the work of setting the detergent standard usage amount per the washing water amount of the detergent used by the detergent reference amount adjustment slide button 210 in FIG. Since the other configurations are the same as those in the first embodiment, the description thereof will be omitted. In addition, the case where the softener is automatically added has the same configuration as the detergent, so the explanation is omitted.

Although the present embodiment has been described using a drum-type washing machine, the present invention is not limited to this, and the same effect can be obtained with a vertical washing machine.

As described above, the washing machine according to the present invention can prevent forgetting to set the detergent standard usage amount per washing water amount, and can provide desired washing performance and rinsing performance by adjusting the liquid agent input amount. it can.

101 Housing 104 Operation display 105 Water tank 106 Drum 108 Controller 109 Liquid agent automatic charging device 110a Water supply valve 117 Detergent tank (tank)
126 Fabric softener tank (tank)
205 First detergent standard usage amount display (liquid agent standard usage amount display means)
208 First softener standard usage amount display (liquid agent standard usage amount display means)

Claims (3)

The housing that forms the outer shell and
The washing tub arranged in the housing and
A tank containing the liquid agent and
A liquid agent automatic charging means for automatically charging the liquid agent in the tank into the washing tub, and a liquid agent automatic charging means.
Touch panel and
A liquid agent charging method setting unit that sets ON / OFF switching of the liquid agent automatic charging means, and
A liquid agent charging amount setting unit that sets the amount of the liquid agent to be charged into the washing tub by the liquid agent automatic charging means, and
Equipped with a controller that executes a series of washing operations of washing, rinsing, and dehydration.
The controller is a washing machine that displays the liquid agent charging method setting unit and the liquid agent charging amount setting unit on the touch panel together. The washing machine according to claim 1, wherein the liquid agent charging amount setting unit has buttons for setting the liquid agent charging amount by the liquid agent automatic charging means to be small, standard, and large. The controller sets, on the touch panel, a button for setting the liquid agent automatic charging means to OFF, a button for setting the liquid agent charging amount by the liquid agent automatic charging means to be small, and a liquid agent charging amount by the liquid agent automatic charging means as standard. The washing machine according to claim 2, wherein the buttons and the buttons for setting a large amount of liquid agent to be added by the automatic liquid agent charging means are displayed side by side in this order.