JP2018130411A - Washing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a washing machine which has greatly improved safety and usability.SOLUTION: In a tub clean course which is successively operated after the end of a washing course operation, in the case where child safety lock is set in the washing course, after the end of the washing course, after the child safety lock is released, a lid 18 is opened and laundry in a rotary drum 14 is taken out, when the lid 18 is closed again, an operation of the tub clean course is started for performing lid lock by a lid lock device 58 by automatically setting the child safety lock by a child safety lock setting restoration instruction part 62, and for supplying charged microparticle water by an electrostatic atomization generation device 65. With this constitution, in the tub clean course of maintenance function which is successively performed after the washing course, resetting of child safety lock is not required, and safety and usability can be improved greatly.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a washing machine that performs processes such as washing, rinsing, and dehydration.

  Conventionally, this type of washing machine has a course for cleaning the washing tub and outer tub of the washing machine when the user opens the lid, takes out the clothes, and closes the lid after the washing course is finished. There is an automatic driving function. As an example, in order to suppress mold growth in the washing tub and the outer tub, a function of driving a course for supplying charged fine particle water generated by the electrostatic atomization generator into the outer tub has been proposed (for example, , See Patent Document 1).

  FIG. 6 shows a sequence diagram of washing and tub cleaning operations of a conventional washing machine. In FIG. 6, when the washing, rinsing, and dehydration processes are completed and the washing is finished, the lid locking device (not shown) is operated to automatically unlock the lid (not shown). The user opens the lid and takes out the laundry from the rotating drum (not shown). When the child lock function is turned on so that the lid can be locked and the lid cannot be opened even if the operation is completed to prevent accidents caused by children entering the rotating drum. The user needs to turn off the child lock.

  Thereafter, when it is detected that the lid is closed by the user, the tank clean course is automatically started. There is a maximum waiting time of 8 hours from the end of dehydration until the laundry is taken out.

  The tank clean course is a maintenance function course that suppresses mold growth in the tank. From the dehumidification process to effectively suppress mold growth and the charged fine particle water spray process to spray charged fine particle water. Thus, after performing the dehumidifying process of increasing the rotation of the blower fan to quickly reduce the humidity in the tank, the charged fine particle water spraying process is performed.

JP 2010-82086 A

  However, in the above-mentioned conventional configuration, after the washing course is finished, the user turns off the child lock function, opens the lid, takes out the laundry, closes the lid again, and continues the maintenance function course called the tank clean course. To drive. In this case, it is necessary to turn on the child lock function or to turn on the child lock function again before the start of the next washing after the operation of the maintenance function is completed, and the user is required to take extra time every time. At the same time, there is a problem that the lid may open until the child lock function is turned on again.

  The present invention solves the above-mentioned conventional problems, and when the child lock function is set in the washing course, the child lock function is automatically performed when shifting to the maintenance course, thereby making it safe and easy to use. It aims at providing the washing machine which improved the.

In order to solve the above-described conventional problems, a washing machine of the present invention includes a main body having an opening through which laundry is taken in and out, a lid that covers the opening so as to be openable and closable, and a vibration-proof vibration that swings within the main body. A supported outer tub, a washing tub rotatably contained in the outer tub, a motor that rotationally drives the washing tub, a lid lock device that prohibits the lid from opening, and an open / closed state of the lid is detected An operation display unit composed of a lid open / close state detection unit, an operation unit for performing input settings for the operation course, and a display unit for displaying the input setting information, etc. Care function for care, child lock setting storage unit for storing child lock setting for prohibiting the opening of the lid by continuing the lid lock even after the operation set by the operation unit, the motor, the lid lock Equipment, electrostatic atomization And a controller that controls a series of processes such as washing, rinsing, and dehydration, and the controller controls the child lock in the washing course in the maintenance course that is continuously operated after the washing course operation ends. When the child lock is released and the lid is opened after the washing course is finished, the child lock is operated to lock the lid by the lid lock device when the lid is closed again. The configuration is to be performed.

  As a result, it is not necessary to reset the child lock in the care course following the washing course, so that safety and usability can be greatly improved.

  The washing machine of the present invention is a tank clean course having a care function following the washing course, and it is not necessary to reset the child lock. Therefore, safety and usability can be greatly improved.

The longitudinal cross-sectional view of the washing machine in embodiment of this invention External perspective view of the washing machine Front view of the operation display panel of the washing machine Control block diagram of the washing machine Sequence diagram of washing and tub clean operation of the washing machine Sequence diagram of conventional washing machine washing and tub cleaning operations

  A first invention includes a main body having an opening through which laundry is taken in and out, a lid that covers the opening so as to be openable and closable, an outer tub that is supported in a vibration-proof manner in the main body, and an outer tub A washing tub enclosed in a rotatable manner, a motor for rotating the washing tub, a lid locking device for prohibiting the opening of the lid, a lid open / closed state detecting unit for detecting an open / closed state of the lid, and a driving course From an operation display unit composed of an operation unit for performing input settings and the like and a display unit for displaying the input setting information, a maintenance function for operating the cleaning course and cleaning the inside of the tank, and the operation unit Controls the child lock setting storage unit that stores the child lock setting that keeps the lid locked and prohibits the opening of the lid even after the set operation is completed, and the motor, lid lock device, electrostatic atomization generator, etc. Wash, rinse, remove And a control unit that controls a series of strokes such as, when the child course is set in the washing course in the care course that is continuously operated after the washing course operation ends, the laundry course ends. After the child lock is released and the lid is opened, when the lid is closed again, the child lock is operated and the lid is locked by the lid lock device, thereby continuing the washing course. Since it is not necessary to reset the child lock on the care course, safety and usability can be greatly improved.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
FIG. 1 is a longitudinal sectional view of a washing machine according to an embodiment of the present invention, and FIG. 2 is an external perspective view of the washing machine.

  1 and 2, a water tub 13 as an outer tub is elastically supported in a swingable manner in a main body 12 of a washing machine, and a rotating drum 14 as a washing tub formed in a bottomed cylindrical shape in the water tub 13 is provided. The shaft center direction is inclined downwardly from the front side to the back side and is rotatably arranged.

  On the front side of the water tank 13, a clothing entrance 15 that communicates with the opening end of the rotary drum 14 is formed, and an opening 17 that communicates with the clothing entrance 15 is formed at the front of the front frame 16 that constitutes the front surface of the main body 12. It is provided on the formed upward inclined surface, and is configured such that the laundry in the rotary drum 14 can be taken in and out through the clothing entrance 15 by opening the lid 18 that opens and closes the opening 17.

  During operation, the lid 18 is locked by the lid locking device 58 (see FIG. 4) so as not to open.

  A large number of through holes 19 communicating with the water tank 13 are formed on the peripheral surface of the rotating drum 14, and are driven to rotate in the normal and reverse directions by a motor 20 attached to the back side of the water tank 13.

  The water tank 13 is connected with a water injection pipe 21 and a drain pipe 22, and the water injection valve 23 and the water discharge valve 24 are respectively controlled by the control unit 31, whereby water injection and drainage into the water tank 13 is performed. .

  An operation display unit 25 is disposed between the upper part of the front frame 16 and the top plate 27 above the main body 12, and a control unit 31 is provided therein. At the lower left side of the operation display section 25, a detergent charging case 26 is arranged on the front frame 16 so that it can be pulled out forward.

  By operating the operation display unit 25 prior to driving, the user can set desired driving details, start / stop driving, and check the progress of driving.

  The control unit 31 controls the motor 20, the water injection valve 23, the drain valve 24, the lid lock device 58, the electrostatic atomization generator 65 (see FIG. 4) and the like based on the input information from the operation display unit 25. Sequentially controls a series of steps such as washing, rinsing and dehydration. At this time, if the reserved operation is set, the operation is delayed and executed according to the setting.

  When the user performs laundry, operation setting is performed, detergent is put into the detergent charging case 26, the lid 18 is opened, and the laundry is put into the rotating drum 14. When the operation is started, the water injection valve 23 is opened, and water is injected into the detergent charging case 26. The injected water is poured into the water tank 13 through the water injection pipe 21 while flowing the detergent supplied into the detergent charging case 26.

  When the predetermined water level is reached, the rotary drum 14 is rotationally driven by the motor 20 and the washing process is started. The laundry in the washing process is repeatedly agitated and dropped in the rotational direction by the rotation of the rotating drum 14 to perform a soiling operation.

  When the required time elapses, the drain valve 24 is opened, and the dirty washing liquid is discharged from the drain pipe 22 and the washing liquid contained in the laundry is removed by an intermediate dehydration operation that rotates the rotating drum 14 at a high speed. Dehydrated.

  Thereafter, the drain valve 24 is closed, and tap water is injected into the water tank 13 from the water injection conduit 21 to execute the rinsing process. Also in the rinsing process, the laundry is rinsed by repeating the stirring operation by the rotation of the rotating drum 14, and the operation of a series of subsequent steps is executed.

  FIG. 3 is a front view of the operation display unit of the washing machine in the embodiment of the present invention, and FIG. 4 is a control block diagram of the washing machine.

  3 and 4, as the operation unit 56, a washing button 56a for setting the time of the washing process, a rinsing button 56b for setting the number of times of rinsing process, a dehydrating button 56c for setting the time of the dehydration process, The reservation button 56d for setting the reserved operation, the child lock button 56i for setting the child lock function to keep the lid locked even after the operation is completed, and one of the washing machine maintenance functions. A tank clean button 56j for setting a tank clean course for supplying charged fine particle water generated by the electrostatic atomization generator 65 into the outer tank in order to suppress mold growth in the tank, and start and pause of the stroke A start / pause button 56f for instructing, a power-on button 56g for turning on / off the washing machine, and a power-off button 56h are provided. It has been.

  The display unit 55 includes LEDs 55a, 55b and 55c for displaying the “washing” time, LEDs 55d, 55e and 55f for displaying the “rinse” times, and LEDs 55g and 55h for displaying the “dehydration” time. , 55i, 7 segment LED 55j for displaying the remaining time of the stroke, etc., LED 55k for displaying the reserved operation state, and the lid open / close state detection unit 42 detecting the lock state of the lid 18 by the lid lock device 58 The LED 55l for displaying the lid lock state, the LED 55n for displaying the child lock setting state, the LED 55o for displaying the setting state of the maintenance function (tank clean), and a start / pause button An LED 55m for displaying whether the operation is possible or not is provided.

  As the notification unit 57, a buzzer 59 for notifying the reception sound at the time of user's operation and notifying at the time of abnormality is provided.

  Each time the washing button 56a is pressed, the setting of the “washing” time is updated, and the set time is displayed by turning on the LEDs 55a, 55b, and 55c corresponding to the set time. Similarly, each time the rinse button 56b and the dehydration button 56c are pressed, the settings of the “rinse” count and “dehydration” time are updated, and the LEDs 55d, 55e, 55f, 55g, and 55h corresponding to the set count and time are updated. , 55i are lit to display the set number of times and time.

  The control unit 31 performs necessary display such as the current state of the washing machine and settable options on the display unit 55 provided in the operation display unit 25 and performs a setting operation by the user from the operation unit 56. Accept. In addition, as described above, the motor 20, the water injection valve 23, the drain valve 24, the lid lock device 58, the electrostatic atomization generating device 65, and the like are controlled based on the set operation content, and washing, rinsing, dehydration, etc. A series of strokes are sequentially controlled.

  Moreover, the control part 31 can measure the elapsed time from arbitrary time by controlling the timer 33, and can perform a reservation driving | operation. The control unit 31 can notify the user's operation content and the state of the washing machine by controlling the buzzer 59. As an example, it is assumed that the buzzer 59 sounds once for a normal operation of the operation unit 56 by the user, and that the buzzer 59 sounds five times for a washing machine abnormality. As a result, the user can be notified of the abnormality, which leads to improved operability.

  Furthermore, the control unit 31 determines that the tank clean function received by the tank clean button 56j is to perform the tank clean operation by the tank clean determination unit 44, and operates the tank clean operation control unit 43 by determining the operation timing. The start is instructed, and the tank clean operation is automatically started.

  The child lock setting storage unit 61 stores the child lock setting state set by the child lock button 56i. The child lock determination unit 41 finishes a series of washing, rinsing, and dehydration processes, and then removes the lid 18 from the child lock setting storage unit 61. When the door is opened, it is determined whether or not the child lock is set.

  The child lock setting return instructing unit 62 finishes a series of steps of washing, rinsing and dehydration, opens the lid 18, takes out the laundry, closes the lid 18 again, and performs a child clean course. Therefore, a lid locking operation by the lid locking device 58 is instructed.

  The operation and action of the washing machine configured as described above will be described below.

  FIG. 5 is a sequence diagram of washing and tub cleaning operations of the washing machine in the embodiment of the present invention.

  In FIG. 5, before starting the washing operation, the user can set the tank clean course by pressing the tank clean button 56j. As described above, the tank clean course is one of the functions of cleaning the washing machine, and supplies the charged fine particle water generated by the electrostatic atomization generator 65 into the tank in order to suppress mold growth in the tank. It is a function to do. The tank clean course is to be continued after the normal washing course is completed. When the LED 55o for displaying the setting state of the tank clean course is lit, the tank clean operation is performed after the washing operation is completed. Does not perform tank clean operation.

  In addition, the user can set the child lock by pressing the child lock button 56i. At this time, when the LED 55n for displaying the child lock setting state is turned on, the child lock function is turned on to perform the lid lock operation. When the LED 55n is turned off, the child lock is turned off and the lid lock is unlocked. To do. The child lock setting is performed by pressing and holding the child lock button 56i for at least 5 seconds so that the child cannot easily turn on / off.

  Start / pause button to start the process after setting the “cleaning” time, “rinsing” times, “dehydration” time, setting the above-mentioned tank clean to ON, and setting the child lock to ON By pressing 56f, the control unit 31 starts operation. At this time, the child lock setting storage unit 61 stores the child lock setting state at the start of the washing operation (step S1).

  When a series of washing operations of “washing”, “rinsing”, and “dehydration” is completed, the control unit 31 determines the execution of the tank cleaning operation by the tank clean determination unit 44 and shifts to the tank clean standby state.

In this state, the user opens the lid 18 and takes out the laundry from the clothing entrance 15. At this time, when the child lock determination unit 41 determines that the child lock is set to ON, the lid lock is continued even after the washing is finished, and the lid 18 cannot be opened. The user can press the child lock button 56i to turn off the child lock (step S2), release the lid lock, open the lid 18, and take out the laundry.

  Thereafter, when the lid 18 is closed by the user (step S3), the lid opening / closing state detector 42 detects the opening / closing operation of the lid 18. The controller 31 automatically starts the tank clean operation by instructing the tank clean operation controller 43 to start the tank clean operation.

  At this time, the control unit 31 confirms the child lock setting state at the start of the washing operation stored in the child lock setting storage unit 61. If the child lock setting is ON, the child lock setting return instruction unit 62 The child lock setting of the child lock determination unit 41 is returned to ON (step S4), and the lid lock device 58 locks the lid. Thereby, after a tank cleaning operation | movement start, it can return to the child lock setting state at the time of washing operation start.

  When the tank cleaning operation is completed, the child lock button 56i is pressed to turn off the child lock and open the lid 18. Since the child lock ON setting is continued, the child lock function is automatically turned ON when the laundry and detergent are started and the operation is started next time. When the child lock is set to OFF, the child lock button 56i can be held down for 5 seconds or longer in the same manner as when ON is set.

  In addition, although this Embodiment demonstrated using the tank clean function as a care function, it can also be used for the tank drying etc. which dry a tank, and is not limited to a tank clean function. Moreover, although it demonstrated using the drum type washing machine, it can also be used for a vertical type washing machine and is not limited to a drum type washing machine.

  As described above, in the present embodiment, when the child lock is set in the washing course in the tank clean course that is continuously operated after the washing course operation is finished, the child lock is released after the washing course is finished and the lid is closed. When the lid 18 is closed again after the laundry 18 is opened and the laundry in the rotary drum 14 is taken out, the child lock is automatically set by the child lock setting return instruction unit 62, and the lid lock device 58 locks the lid. Then, by setting the operation of the tank clean course for supplying the charged fine particle water by the electrostatic atomization generator 65, the child lock is purposely reset in the tank clean course of the maintenance function following the washing course. Since there is no need, safety and usability can be greatly improved.

  As described above, the washing machine according to the present invention is a tank clean course with a maintenance function following the washing course, and it is not necessary to reset the child lock purposely, and can greatly improve safety and usability. It can be applied to other washing machine applications such as a vertical type equipped with a care function and a child lock function.

DESCRIPTION OF SYMBOLS 12 Main body 13 Water tank 14 Rotating drum 17 Opening part 18 Lid 20 Motor 25 Operation display part 31 Control part 42 Lid opening / closing state detection part 55 Display part 56 Operation part 58 Lid lock device 61 Child lock setting memory | storage part 62 Child lock setting return instruction | indication part 65 Electrostatic atomization generator

Claims (1)

A main body having an opening through which laundry is taken in and out, a lid that covers the opening in an openable and closable manner, an outer tub that is supported in a vibration-proof manner in the main body, and is rotatably included in the outer tub A washing tub, a motor that rotationally drives the washing tub, a lid locking device that prohibits the opening of the lid, a lid open / closed state detection unit that detects the open / closed state of the lid, and an operation for performing input setting of a driving course, etc. Operation display unit composed of a display unit and a display unit for displaying the input setting information, a maintenance function that operates the maintenance course and cleans the inside of the tank, and the operation set by the operation unit ends. Control the child lock setting storage unit that stores the child lock setting to continue the lid lock and prohibit the opening of the lid, and the motor, the lid lock device, the electrostatic atomization generating device, etc., wash, rinse, A series of dehydration A control unit for controlling the process, and the control unit is configured such that when the child lock is set in the washing course in the care course that is continuously operated after the washing course operation is finished, the child lock is set after the washing course is finished. A washing machine that operates the child lock to lock the lid by the lid lock device when the lid is closed again after being released and the lid is opened.

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