JP7207955B2 - Washing machine - Google Patents

Description

The technology disclosed in this specification relates to washing machines.

Patent document 1 discloses a washing machine. The washing machine of Patent Document 1 includes a washing tub, an automatic injection device that automatically injects detergent into the washing tub, a detergent tank that stores the detergent injected into the washing tub by the automatic injection device, and a detergent tank. and a detection unit for detecting the amount of detergent contained. In the washing machine disclosed in Patent Document 1, information indicating the amount of detergent detected by the detection unit is displayed on the display unit.

Japanese Patent Application Laid-Open No. 2006-334204

In the washing machine disclosed in Patent Literature 1, for example, information indicating the amount of detergent stored in the detergent tank is displayed on the display after washing is finished. However, after washing is finished, even if the information indicating the amount of detergent is displayed on the display, the user of the washing machine may not check the information. The present specification provides a technology capable of presenting the user with information on automatic injection of the laundry treatment agent at an appropriate timing.

The washing machine disclosed in the present specification includes a washing tub, an automatic loading device that automatically loads a laundry processing agent into the washing tub, and a laundry processing agent that is loaded into the washing tub by the automatic loading device. A processing agent tank to be accommodated, wherein the processing agent tank is attached to and detached from the automatic loading device, and attachment and detachment of the processing agent tank to the automatic loading device is detected, and the processing agent tank is attached to the automatic loading device. a detection unit for detecting the amount of the laundry processing agent contained in the processing agent tank when the processing agent tank is filled, a display unit, and a control unit. When the detection unit detects that the processing agent tank is attached to the automatic loading device, the control unit transmits processing agent amount information indicating the amount of laundry processing agent detected by the detection unit to the Display on the display.

1 is a perspective view of a washing machine according to an embodiment; FIG. It is a figure which shows typically the washing machine which concerns on an Example. 1 is a block diagram of a washing machine according to an embodiment; FIG. It is a figure which shows typically the automatic injection apparatus which concerns on an Example. 4 is a flowchart of first display processing; It is a figure which shows an example of the information displayed on a display part. 9 is a flowchart of second display processing; It is a figure which shows an example of the information displayed on a display part. It is a figure which shows an example of the screen displayed on a display part.

A washing machine 10 according to an embodiment will be described with reference to the drawings. As shown in FIGS. 1 and 2, the washing machine 10 according to the embodiment includes a main body 11, a lid 12, a washing tub 13, a drum 14, and a motor 15. The washing machine 10 according to the embodiment is a drum-type washing machine. The washing machine 10 also includes a water supply channel 16, a drainage channel 17, an automatic loading device 20, a detergent tank 30 (an example of a treatment agent tank), and a softener tank 50 (another example of a treatment agent tank). I have. The washing machine 10 also includes a detection unit 43, a display unit 44, an operation unit 45, a control unit 41, and a storage unit 42, as shown in FIG.

As shown in FIGS. 1 and 2, main body 11 of washing machine 10 has opening 111 . The lid 12 of the washing machine 10 is attached to the main body 11 and opens and closes the opening 111 of the main body 11 . A washing tub 13 , a drum 14 and a motor 15 are arranged inside the main body 11 .

The washing tub 13 is arranged in the central part inside the main body 11 . The washing tub 13 contains water for washing. The drum 14 is arranged inside the washing tub 13 and rotates inside the washing tub 13 . The drum 14 rotates while containing the laundry. A motor 15 is arranged behind the drum 14 and rotates the drum 14 .

The water supply channel 16 of the washing machine 10 is connected to a water supply source (not shown) at its upstream end and to the washing tub 13 at its downstream end. The water supply path 16 supplies water from a water supply source into the washing tub 13 . A water supply valve 18 is provided in the water supply path 16 . A water supply valve 18 opens and closes the water supply path 16 . Water is supplied to the washing tub 13 when the water supply valve 18 is opened.

The drain channel 17 of the washing machine 10 has an upstream end connected to the washing tub 13 and a downstream end connected to, for example, a wash pan drain (not shown). The drainage channel 17 discharges the water in the washing tub 13 to a drainage port. A drain valve 19 is provided in the drain channel 17 . The drain valve 19 opens and closes the drain channel 17 . When the drain valve 19 is opened, the water in the washing tub 13 is drained.

The automatic loading device 20 of the washing machine 10 is arranged inside the main body 11 . The automatic loading device 20 is arranged on the upper part of the main body 11 . The automatic loading device 20 is a device capable of automatically loading a laundry processing agent (for example, detergent, softener, bleach, etc.) into the washing tub 13 . The automatic loading device 20 automatically loads the detergent contained in the detergent tank 30 into the washing tub 13 while the detergent tank 30 is attached to the automatic loading device 20 . Further, the automatic injection device 20 automatically throws the softener contained in the softener tank 50 into the washing tub 13 while the softener tank 50 is attached to the automatic injection device 20 .

As shown in FIG. 4 , the automatic dosing device 20 includes a removable container 21 , a lid 28 , a first detergent supply channel 22 , a piston pump 23 and a second detergent supply channel 24 . The detachable container 21 accommodates the detergent tank 30 . The detergent tank 30 is attached to and detached from the attachment/detachment container 21 . A user of the washing machine 10 attaches the detergent tank 30 to the removable container 21 or removes the detergent tank 30 from the removable container 21 . The lid 28 opens and closes the opening 211 of the removable container 21 . The detergent tank 30 contains a liquid detergent (an example of a laundry treatment agent). The removable container 21 of the automatic loading device 20 accommodates a softener tank 50 (not shown in FIG. 3). The softener tank 50 contains a liquid softener (another example of a laundry treatment agent). In the following description, the softener tank 50 has the same configuration as the detergent tank 30 except for the type of liquid contained therein, so detailed description thereof will be omitted.

The detergent tank 30 has an inlet 31 and an outlet 32 . Detergent is injected into the detergent tank 30 from an inlet 31 of the detergent tank 30 . A user of the washing machine 10 injects detergent into the detergent tank 30 . A user can inject detergent into the detergent tank 30 while the detergent tank 30 is attached to the removable container 21 or while the detergent tank 30 is removed from the removable container 21 . Detergent in detergent tank 30 is discharged from outlet 32 of detergent tank 30 .

The first detergent supply path 22 of the automatic dosing device 20 is connected at its upstream end to the detachable container 21 and at its downstream end to the piston pump 23 . The upstream end of the first detergent supply path 22 is connected to the outlet 32 of the detergent tank 30 when the detergent tank 30 is attached to the detachable container 21 . The first detergent supply passage 22 supplies detergent from the detergent tank 30 to the piston pump 23 . A first check valve 25 is provided in the first detergent supply path 22 . The first check valve 25 allows the detergent to flow from the removable container 21 side to the piston pump 23 side and prohibits the detergent from flowing to the opposite side.

The second detergent supply line 24 of the automatic dosing device 20 is connected at its upstream end to the piston pump 23 and at its downstream end to the water supply line 16 described above. The second detergent supply path 24 supplies detergent from the piston pump 23 to the water supply path 16 . A second check valve 26 is provided in the second detergent supply path 24 . The second check valve 26 allows the detergent to flow from the piston pump 23 side to the water supply passage 16 side and prohibits the detergent from flowing to the opposite side.

The piston pump 23 sucks detergent from the detergent tank 30 through the first detergent supply channel 22 and discharges the detergent into the water supply channel 16 through the second detergent supply channel 24 . The piston pump 23 sucks a preset amount of detergent from the detergent tank 30 and discharges it into the water supply path 16 . The detergent discharged to the water supply channel 16 joins the water flowing through the water supply channel 16 and is supplied into the washing tub 13 . In this manner, the detergent contained in the detergent tank 30 is automatically introduced into the washing tub 13 . In addition, in the washing machine 10 described above, the user may manually put the detergent into the washing tub 13 .

A detector 43 is fixed to the bottom of the removable container 21 of the automatic loading device 20 . The detection unit 43 is, for example, a weight sensor. The detector 43 can detect the weight of the detergent tank 30 . When the detergent tank 30 is attached to the automatic dosing device 20 , the detector 43 detects the weight of the detergent tank 30 . Thereby, the detection unit 43 can detect that the detergent tank 30 is attached to the automatic loading device 20 . Further, the detection unit 43 can detect that the detergent tank 30 has been removed from the automatic loading device 20 . Further, the detection unit 43 can detect the weight of detergent contained in the detergent tank 30 . The detection unit 43 detects the weight of the detergent based on, for example, the difference between the detected weight when the detergent tank 30 contains detergent and the weight when the detergent tank 30 contains no detergent. can be done. Further, the detection unit 43 can recognize the volume of the detergent based on the detected weight of the detergent.

As shown in FIG. 1 , the display unit 44 of the washing machine 10 is arranged on the upper part of the main body 11 . The display unit 44 is, for example, a liquid crystal panel. Various information about the washing machine 10 is displayed on the display unit 44 . In addition, the display section 44 is configured integrally with the operation section 45 . The operation unit 45 is, for example, a liquid crystal touch panel. Operation unit 45 accepts various operations related to washing machine 10 . A user of washing machine 10 performs various operations by operating operation unit 45 . For example, the user can input type information indicating the type of detergent to be used by operating the operation unit 45 . Further, by operating the operation unit 45, the user can obtain input amount information indicating the amount of detergent used in one wash (that is, the amount of detergent input into the washing tub 13 by the automatic input device 20). can be entered.

Storage unit 42 shown in FIG. 3 stores various information about washing machine 10 . For example, the storage unit 42 stores attachment method information indicating how to attach the detergent tank 30 to the automatic dosing device 20 . The storage unit 42 also stores injection method information indicating a method for injecting the detergent into the detergent tank 30 . The storage unit 42 also stores cleaning method information indicating a method for cleaning the detergent tank 30 . The storage unit 42 also stores type information indicating the type of detergent preset by the user of the washing machine 10 . The storage unit 42 also stores input amount information indicating the amount of detergent that is input into the washing tub 13 by the automatic input device 20 . A user of the washing machine 10 presets the amount of detergent to be added.

The control unit 41 includes, for example, a CPU, a ROM, a RAM, and the like. The control unit 41 controls the operation of the piston pump 23 of the automatic injection device 20 based on a predetermined program. The controller 41 controls the operation of the piston pump 23 so that a predetermined amount of detergent is automatically supplied from the detergent tank 30 to the washing tub 13 .

Next, the first display process executed by washing machine 10 will be described. FIG. 5 is a flowchart of the first display process. The first display process is started, for example, when the washing machine 10 is powered on. As shown in FIG. 5, in S10 of the first display process, the controller 41 determines whether the detergent tank 30 is attached to the automatic loading device 20 or not. When the detergent tank 30 is attached to the automatic dosing device 20, the detector 43 detects it. The detection unit 43 detects that the state in which the detergent tank 30 is removed has changed to the state in which it is attached. When the detection unit 43 detects that the detergent tank 30 is attached, the control unit 41 determines YES in S10 and proceeds to S11. Otherwise, the controller 41 determines NO in S10 and waits.

In subsequent S<b>11 , the control unit 41 displays various information on the display unit 44 . For example, the control unit 41 displays attachment information indicating that the detergent tank 30 has been attached to the automatic dispenser 20 in the area R1 of the display unit 44 (see FIG. 6). Further, the control unit 41 displays detergent amount information indicating the amount of detergent contained in the detergent tank 30 (that is, the amount of detergent detected by the detection unit 43) in the region R2 of the display unit 44 (see FIG. 6). reference). With the detergent tank 30 attached to the automatic dosing device 20 , the detector 43 can detect the amount of detergent contained in the detergent tank 30 . When the detergent stored in the detergent tank 30 is full, the controller 41 may display, for example, "FULL" on the display 44 . Further, the control unit 41 displays type information indicating the type of detergent in the area R3 of the display unit 44 (see FIG. 6). The type of detergent is set in advance by the user of washing machine 10 operating operation unit 45 . Further, the control unit 41 displays input amount information indicating the input amount of the detergent automatically input into the washing tub 13 by the automatic input device 20 in the region R4 of the display unit 44 . The input amount of detergent is set in advance by the user of washing machine 10 operating operation unit 45 . The input amount of the detergent is, for example, "more", "normal", "less", or the like. In addition, the control unit 41 also displays the information regarding the softener on the display unit 44 in the same manner as the information regarding the detergent. Further, the control unit 41 may display, for example, a return button B1, a start button B2, a close button B1, and the like on the display unit 44. FIG.

As shown in FIG. 5, in S12 after S11, the controller 41 determines whether or not a predetermined time has passed since the detergent tank 30 was attached to the automatic loading device 20 . If the predetermined time has elapsed, the control unit 41 determines YES in S12 and proceeds to S13. Otherwise, the control unit 41 determines NO and waits. In subsequent S<b>13 , the control unit 41 displays the initial screen on the display unit 44 . After that, the control unit 41 terminates the first display process.

Next, the second display process executed by washing machine 10 will be described. FIG. 7 is a flowchart of the second display process. The second display process is started, for example, when the washing machine 10 is powered on. In S<b>20 of the second display process, the controller 41 determines whether or not the detergent tank 30 has been removed from the automatic loading device 20 . When the detergent tank 30 is removed from the automatic dosing device 20, the detector 43 detects it. The detection unit 43 detects that the state in which the detergent tank 30 is attached has changed to the state in which it is removed. If the detection unit 43 detects that the detergent tank 30 has been removed, the control unit 41 determines YES in S20 and proceeds to S21. Otherwise, the controller 41 determines NO in S20 and waits.

In subsequent S21, the control unit 41 displays various information on the display unit 44. FIG. For example, the control unit 41 displays removal information indicating that the detergent tank 30 has been removed from the automatic dosing device 20 in the area Q1 of the display unit 44 (see FIG. 8). Further, the control unit 41 displays cleaning method information indicating a method for cleaning the detergent tank 30 in the area Q2 of the display unit 44 (see FIG. 8). The cleaning method information is pre-stored in the storage unit 42 . Further, the control unit 41 displays injection method information indicating a method for injecting the detergent into the detergent tank 30 in the area Q3 of the display unit 44 (see FIG. 8). The injection method information is pre-stored in the storage unit 42 . The control unit 41 also displays the softener-related information on the display unit 44 in the same manner as the detergent-related information.

As shown in FIG. 7, in S22 after S21, the controller 41 determines whether or not a predetermined time has passed since the detergent tank 30 was removed from the automatic loading device 20 . If the predetermined time has passed, the control unit 41 determines YES in S22 and proceeds to S23. Otherwise, the control unit 41 determines NO and waits. In subsequent S23, the control unit 41 displays the initial screen on the display unit 44. FIG. After that, the control unit 41 terminates the second display process.

The washing machine 10 according to the embodiment has been described above. As is clear from the above description, the washing machine 10 includes the washing tub 13, the automatic loading device 20 for automatically loading detergent into the washing tub 13, and the automatic loading device 20 loading into the washing tub 13. and a detergent tank 30 containing detergent. The detergent tank 30 is detachable from the automatic dosing device 20 . The washing machine 10 also detects attachment/detachment of the detergent tank 30 to/from the automatic loading device 20, and detects the amount of detergent contained in the detergent tank 30 when the detergent tank 30 is attached to the automatic loading device 20. A detection unit 43 is provided. In this washing machine 10, when the detection unit 43 detects that the detergent tank 30 is attached to the automatic loading device 20, the control unit 41 detects detergent amount information indicating the amount of detergent detected by the detection unit 43. is displayed on the display unit 44 (S10 and S11 in FIG. 5, FIG. 6).

According to this configuration, when the detergent tank 30 is attached to the automatic dosing device 20, the detergent amount information indicating the amount of detergent contained in the detergent tank 30 is displayed on the display unit 44, so that the detergent can be automatically added. Information about the input can be presented to the user at an appropriate time. When the detergent tank 30 is attached to the automatic dosing device 20, the user of the washing machine 10 can immediately check the detergent amount information at that timing. Therefore, the user can grasp the remaining amount of detergent, for example, immediately after replenishing the detergent tank 30 with detergent. Further, for example, when the detergent is full, it can be confirmed by displaying "FULL". In addition, even if the tank is not full, it is possible to grasp how much detergent has been replenished, and to grasp the guideline for the next replenishment.

In the washing machine 10 described above, when the detection unit 43 detects that the detergent tank 30 is attached to the automatic input device 20, the control unit 41 detects that the detergent tank 30 is attached to the automatic input device 20. Mounting information indicating that is displayed on the display unit 44 (S10 and S11 in FIG. 5, FIG. 6). According to this configuration, for example, when the user of the washing machine 10 attaches the detergent tank 30 to the automatic dispenser 20, if the detergent tank 30 is not correctly attached to the automatic dispenser 20, the attachment information is displayed on the display section 44. not displayed in If the detergent tank 30 is correctly attached to the automatic dosing device 20 , the attachment information is displayed on the display 44 . Therefore, the user can confirm whether or not the detergent tank 30 has been correctly attached to the automatic dosing device 20 .

Further, when the detection unit 43 detects that the detergent tank 30 is attached to the automatic dosing device 20, the control unit 41 displays type information indicating the preset type of detergent on the display unit 44 ( S10 and S11 in FIG. 5, FIG. 6). According to this configuration, the type of detergent stored in detergent tank 30 can be presented to the user. Moreover, at the timing when the detergent tank 30 is attached to the automatic loading device 20, the type of detergent contained in the detergent tank 30 may have been changed. At this timing, the control unit 41 displays the type information on the display unit 44, so that the user can be prompted to change the setting when the type of detergent has been changed.

In addition, when the detection unit 43 detects that the detergent tank 30 is attached to the automatic injection device 20, the control unit 41 determines the predetermined amount of detergent to be injected into the washing tub 13 by the automatic injection device 20. is displayed on the display unit 44 (S10 and S11 in FIG. 5, FIG. 6). According to this configuration, the detergent amount information indicating the amount of detergent contained in the detergent tank 30 and the input amount information indicating the input amount of detergent are displayed on the display section 44 together. The user can confirm whether the amount of detergent in the container is large or small relative to the amount of detergent supplied. Moreover, at the timing when the detergent tank 30 is attached to the automatic dispenser 20, there is a possibility that the required input amount has changed due to the change in the type of detergent contained in the detergent tank 30. - 特許庁At this timing, the control unit 41 displays the input amount information on the display unit 44, thereby prompting the user to change the setting of the necessary input amount.

Further, in the washing machine 10 described above, when the detection unit 43 detects that the detergent tank 30 has been removed from the automatic loading device 20, the control unit 41 controls the injection method indicating the method of injecting the detergent into the detergent tank 30. The method information is displayed on the display unit 44 . The control unit 41 also displays cleaning method information indicating a method for cleaning the detergent tank 30 on the display unit 44 . The control unit 41 may display both or one of the injection method information and the cleaning method information on the display unit 44 .

According to this configuration, appropriate information can be presented to the user at the timing when the detergent tank 30 is removed from the automatic dosing device 20 . For example, if the detergent tank 30 is removed from the automatic dosing device 20, it is expected that the user will refill the detergent tank 30 with detergent. Alternatively, it is anticipated that the user will wash the detergent tank 30 . Therefore, the method of injecting the detergent and the method of cleaning the detergent tank 30 are displayed on the display unit 44 at that timing, so that the user's convenience can be improved.

Although one embodiment has been described above, specific aspects are not limited to the above embodiment. In the following description, the same reference numerals are given to the same configurations as those in the above description, and the description thereof is omitted.

(Other examples)
(1) In the above embodiment, when the detergent tank 30 is attached to the automatic dosing device 20, the controller 41 displays detergent amount information indicating the amount of detergent on the display 44. FIG. This configuration is the same for the softener tank 50 as well. That is, when the softener tank 50 is attached to the automatic dosing device 20 , the controller 41 may display softener amount information indicating the amount of softener on the display 44 .

(2) In another embodiment, when both the detergent tank 30 and the softener tank 50 are attached to the automatic loading device 20, the controller 41 displays both the detergent amount information and the softener amount information on the display unit 44. may be configured to be displayed in The controller 41 does not display the detergent amount information and the softener amount information on the display unit 44 when only one of the detergent tank 30 and the softener tank 50 is attached to the automatic loading device 20 . The control unit 41 displays both the detergent amount information and the softener amount information on the display unit 44 when both the detergent tank 30 and the softener tank 50 are ready.

(3) In another embodiment, when both the detergent tank 30 and the softener tank 50 are attached to the automatic dispenser 20, the controller 41 causes both the detergent tank 30 and the softener tank 50 to be attached to the automatic dispenser. 20 may be displayed on the display unit 44. Other information (for example, type information, input amount information) is also displayed on the display unit 44 by the control unit 41 when both the detergent tank 30 and the softener tank 50 are attached to the automatic input device 20. good too.

(4) In another embodiment, when both the detergent tank 30 and the softener tank 50 are removed from the automatic dispenser 20, the controller 41 causes both the detergent tank 30 and the softener tank 50 to be removed from the automatic dispenser. 20 may be displayed on the display unit 44. Other information (for example, injection method information, washing method information) is also displayed on the display unit 44 by the control unit 41 when both the detergent tank 30 and the softener tank 50 are removed from the automatic loading device 20. may

(5) In the above embodiment, the controller 41 displays the initial screen on the display 44 when a predetermined time has passed since the detergent tank 30 was attached to the automatic dispenser 20 . In another embodiment, the control unit 41 may display the initial screen on the display unit 44 when the return button B1, the start button B2, and the close button B3 are pressed.

(6) In another embodiment, a removal method showing how the controller 41 removes the detergent tank 30 from the automatic dispenser 20 when a predetermined time has passed since the detergent tank 30 was attached to the automatic dispenser 20. Information may be displayed on the display unit 44 .

(7) In another embodiment, when the detergent tank 30 is removed from the automatic injection device 20, the control unit 41 may display maintenance information indicating the maintenance timing of the automatic injection device 20 on the display unit 44. good. For example, the control unit 41 counts the number of times the display of "FULL" is displayed on the display unit 44, and when the counted number of times reaches a predetermined number (for example, 10 times), the message "Maintenance is recommended." Information recommending maintenance such as "recommended" may be displayed on the display unit 44. Also, the control unit 41 may display a question such as “Have you performed maintenance?” on the display unit 44 . In addition, the control unit 41 may display touch keys for “Yes” and “No” on the display unit 44 . The user of the washing machine 10 can perform maintenance of the detergent tank 30 and press the touch key "Yes" displayed on the display unit 44 . As a result, the user of washing machine 10 can be prompted to perform maintenance of detergent tank 30 . Also, when the user presses the "yes" touch key, the control unit 41 resets the count for recommending maintenance.

(8) In the above embodiment, the drum-type washing machine 10 was used, but in another embodiment, a vertical washing machine 10 may be used.

(9) In the above embodiment, the control unit 41 displays the amount of detergent on the display unit 44 as detergent amount information. 44 may be used. The control unit 41 may execute the first display process and the second display process based on the weight of the detergent.

(10) In another embodiment, when the controller 41 displays detergent amount information, type information, input amount information, etc. on the display unit 44 in the above S11, the detergent tank 30 attached to the automatic input device 20 Only information about the detergent contained may be displayed.

(11) In another embodiment, the control unit 41 may display a screen S1 for receiving a user operation for selecting a driving course on the display unit 44, as shown in FIG. The washing machine 10 is configured to be able to execute operation courses such as a standard course, a soaking course, and a speed course. The user of washing machine 10 can select an arbitrary operation course by operating screen S1 shown in FIG. The control unit 41 may display the type information and the input amount information on the screen S1 shown in FIG. After that, when the detergent tank 30 is attached to the automatic dispenser 20, the controller 41 may display the type information and the input amount information again on the display 44 (see FIG. 6). The type information and input amount information displayed on the display unit 44 anew may be changed by the user of the washing machine 10 operating the operation unit 45 .

(12) In another embodiment, the controller 41 may display on the display 44 the allowable number of washings based on the amount of detergent contained in the detergent tank 30 . The control unit 41 divides the amount of detergent contained in the detergent tank 30 by the amount of detergent used in one wash cycle to calculate the number of washable times, and displays the calculated number of washable times on the display unit 44. to display.

(13) In another embodiment, when the detergent tank 30 is attached to the automatic dosing device 20 and the detergent tank 30 is replenished with detergent, the detector 43 detects that the tank is almost full. In this case, the control unit 41 may display "FULL" on the display unit 44 immediately before the tank becomes full, and notify the user by a buzzer. By doing so, the user can stop the replenishment operation before the detergent overflows from the detergent tank 30, thereby preventing the detergent from overflowing. In addition, it is possible to prevent the detergent from adhering to the outer part of the detergent tank 30 such as the inlet of the detergent tank 30 and the surroundings of the installation part of the detergent tank 30 due to the overflow of the detergent. .

Although specific examples of the present invention have been described in detail above, these are merely examples and do not limit the scope of the claims. The technology described in the claims includes various modifications and changes of the specific examples illustrated above. The technical elements described in this specification or in the drawings exhibit technical usefulness alone or in various combinations, and are not limited to the combinations described in the claims as of the filing. In addition, the techniques exemplified in this specification or drawings can simultaneously achieve a plurality of purposes, and achieving one of them has technical utility in itself.

10: washing machine, 11: main body, 12: lid, 13: washing tub, 14: drum, 15: motor, 16: water supply channel, 17: drainage channel, 18: water supply valve, 19: drainage valve, 20: automatic input Apparatus 21: Detachable container 22: First detergent supply path 23: Piston pump 24: Second detergent supply path 25: First check valve 26: Second check valve 30: Detergent tank 31 : inlet, 32: outlet, 41: control section, 42: storage section, 43: detection section, 44: display section, 45: operation section, 50: softener tank

Claims (5)

a washing tub;
an automatic injection device for automatically injecting a laundry treatment agent into the washing tub;
a processing agent tank that stores a laundry processing agent to be put into the washing tub by the automatic injection device, the processing agent tank being attachable to and detachable from the automatic injection device;
Detection for detecting attachment and detachment of the processing agent tank to the automatic loading device and detecting the amount of laundry processing agent contained in the processing agent tank when the processing agent tank is attached to the automatic loading device. Department and
a display unit;
a control unit and
When the detection unit detects that the processing agent tank is attached to the automatic loading device, the control unit displays information on the automatic loading of the laundry processing agent on the display unit ,
When the detection unit detects that the treatment agent tank has been removed from the automatic loading device, the control unit provides injection method information indicating a method of injecting the laundry treatment agent into the treatment agent tank; Alternatively, the washing machine displays cleaning method information indicating a method for cleaning the processing agent tank on the display unit . When the detection unit detects that the processing agent tank is attached to the automatic loading device, the control unit transmits attachment information indicating that the processing agent tank has been attached to the automatic loading device. The washing machine according to claim 1, which is displayed on the display unit. When the detection unit detects that the processing agent tank is attached to the automatic loading device, the control unit displays type information indicating a preset type of laundry processing agent on the display unit. , The washing machine according to claim 1 or 2. When the detection unit detects that the processing agent tank is attached to the automatic loading device, the control unit controls the amount of laundry processing agent to be loaded into the washing tub by the preset automatic loading device. The washing machine according to any one of claims 1 to 3, wherein input amount information indicating an amount is displayed on the display unit. When the detection unit detects that the processing agent tank is attached to the automatic loading device, the control unit transmits processing agent amount information indicating the amount of laundry processing agent detected by the detection unit to the The washing machine according to any one of claims 1 to 4, which is displayed on the display unit .

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