JP6814938B2 - Washing machine - Google Patents

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 selection 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 the proper liquid being added.

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 has a housing that forms an outer shell, a water tank that is elastically and vibration-proof supported in the housing, and a washing machine that is rotatably arranged in the water tank. A bottom cylindrical drum, a tank containing the liquid agent, an automatic liquid agent charging means for automatically charging the liquid agent in the tank into the drum, an operation display unit having an operation unit and a display unit, and a detergent and / or flexible A liquid agent charging method setting means for setting either a mode for manually charging the agent or a mode for automatically charging the liquid agent, a liquid agent charging amount input means for setting the liquid agent charging amount per washing water amount, and the liquid agent charging amount input means. A liquid agent standard usage amount display means for displaying the value set in the above operation display unit and a controller for executing a series of washing operations of washing, rinsing, and dehydration are provided, and the liquid agent input amount per the amount of washing water is set. If not, the controller displays on the operation display unit that the amount of liquid agent added per amount of washing water has not been set, and is used in a state where the amount of liquid agent added per amount of washing water is not set. When a person sets a mode for automatically charging the liquid agent by the liquid agent charging method setting means, the controller transitions to a screen for setting the liquid agent charging amount per washing water amount .

As a result, it is possible to prevent the user from forgetting to set the liquid agent input amount per washing water amount.

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 that transitions 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

The washing machine according to the first invention includes a housing forming an outer shell, a water tank supported by elastic vibration isolation in the housing, a bottomed cylindrical drum rotatably arranged in the water tank, and a liquid agent. A tank containing the above, an automatic liquid charge charging means for automatically charging the liquid agent in the tank into the drum, an operation display unit having an operation unit and a display unit, and a mode for manually charging the detergent and / or softener. The operation of the liquid agent charging method setting means for setting one of the modes for automatically charging the liquid agent, the liquid agent charging amount input means for setting the liquid agent charging amount per washing water amount, and the value set by the liquid agent charging amount input means. The controller includes a liquid agent standard usage amount display means to be displayed on the display unit and a controller that executes a series of washing operations of washing, rinsing, and dehydration, and when the liquid agent input amount per the amount of washing water is not set, the controller , The operation display unit indicates that the amount of liquid agent added per amount of washing water has not been set, and the user can set the method of adding liquid agent in a state where the amount of liquid agent added per amount of washing water is not set. When the mode for automatically charging the liquid agent is set in, the controller is configured to transition to a screen for setting the liquid agent input amount per washing water amount .

As a result, it is possible to prevent the user from forgetting to set the liquid agent input amount per washing water amount.

In the second invention, in particular, in the washing machine of the first invention, when the liquid agent input amount per the amount of washing water is not set, the controller is described by the liquid agent reference usage amount display means of the operation display unit. At the position where the liquid agent input amount per washing water amount is displayed, it is displayed that the liquid agent input amount per washing water amount has not been set.

This makes it easier to visually recognize that the amount of liquid agent added per amount of washing water has not been set.

The third invention is the first or washing machine 2 of the invention, further comprising a storage unit for storing the liquid introduced per the washing water in the initial state, the controller, liquid charged per the washing water is If a state is not set to perform the washing operation, the amount of liquid based on the liquid charged amount stored in the storage unit is of even you put into the drum.

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.

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 the 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 clothing loading / unloading port 103 opened for loading / unloading clothing 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, an 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. The detergent tank 117 and the softener tank 126 are detachably attached to the 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 laundry, a "drying step" for supplying warm air to the drum 106 and drying 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 the 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 and 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, the detergent input amount input means 204 can be touch-operated to reliably set the detergent standard usage amount per washing water amount used by the detergent reference amount adjustment slide button 210 in FIG.

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, in a more emphasized form as an enlightenment display.

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 inside 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 (for example, 10 ml per 30 L of water) so that the washing operation can be performed even when the detergent is automatically added using the liquid agent automatic charge device 109. Based on this, the detergent is automatically added into the drum 106. However, on the first detergent standard usage amount display 205, the state of "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 amount of washing water. 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 filling 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
A water tank supported by elastic vibration isolation in the housing,
A bottomed cylindrical drum rotatably arranged in the water tank,
A tank containing the liquid agent and
A liquid agent automatic charging means for automatically charging the liquid agent in the tank into the drum, and
An operation display unit having an operation unit and a display unit,
A liquid agent injection method setting means for setting either a mode in which the detergent and / or the softener is manually added or a mode in which the liquid agent is automatically added, and
Liquid agent input amount input means for setting the liquid agent input amount per washing water amount,
A liquid agent reference usage amount display means for displaying the value set by the liquid agent input amount input means on the operation display unit, and
Equipped with a controller that executes a series of washing operations of washing, rinsing, and dehydration.
When the liquid agent input amount per the washing water amount is not set, the controller displays on the operation display unit that the liquid agent input amount per the washing water amount is not set .
When the user sets the mode for automatically charging the liquid agent by the liquid agent charging method setting means in a state where the liquid agent charging amount per washing water amount is not set, the controller sets the liquid agent charging amount per washing water amount. washing machine Ru to transition to the screen. When the amount of liquid agent charged per amount of washing water is not set, the controller moves the washing machine to a position on the operation display unit where the amount of liquid agent charged per amount of washing water is displayed by the liquid agent reference usage amount display means. The washing machine according to claim 1, which indicates that the amount of liquid agent input per amount of water has not been set. Further comprising a storage unit for storing the liquid introduced per the washing water in the initial state,
The controller, if the liquid introduced per the washing water is executing the washing operation in a state that is not set, to put the amount of liquid based on the liquid charged amount stored in the storage unit to the drum the washing machine according to請Motomeko 1 or 2 that.