WO2017181797A1

WO2017181797A1 - Washing machine and child lock control method therefor

Info

Publication number: WO2017181797A1
Application number: PCT/CN2017/077238
Authority: WO
Inventors: 杨林; 徐雯婷; 方大丰; 邢福涛; 张皓钧
Original assignee: 青岛海尔洗衣机有限公司
Priority date: 2016-04-21
Filing date: 2017-03-20
Publication date: 2017-10-26
Also published as: CN107304510A

Abstract

A washing machine and child lock control method therefor. The method comprises: S1, receiving a child lock signal; S2, monitoring in real time whether a cover of a washing machine is open, and if yes, executing S3; S3, controlling the washing machine to discharge water when it is detected that cover open duration reaches a set duration; and S4, controlling the washing machine to automatically power off when the water discharge is completed. After a child lock function of the washing machine is enabled, all buttons on an operation panel are locked, thereby preventing influence on the normal operation of the washing machine or the occurrence of risks due to a misoperation by a child. If the cover is open during the operation process, the washing machine can alarm and timely discharge water in a drum, thereby preventing the occurrence of risks if a child enters the drum.

Description

Washing machine and control method thereof

Technical field

The present invention relates to the field of electrical appliances, and in particular to a washing machine and a method of controlling the same.

Background technique

In the prior art, most washing machines do not have a safety child lock, and only a small number of washing machines have a safety child lock on the operation panel, but the washing machine with the safety child lock only locks the washing machine door or locks the operation panel of the washing machine. The washing function button does not open for the door of the washing machine, and is safely handled. Therefore, there is a safety hazard.

The Chinese Patent Application No. 201310616344.0 discloses a washing machine, a control method thereof and a control device thereof, wherein the control method of the washing machine comprises: during the operation of the washing machine, when the button for starting the child lock function is triggered, determining the starter child Whether the button of the lock function satisfies the trigger condition; if so, the control of the plurality of wash function buttons is in the locked state.

The present invention has been made in view of the above.

Summary of the invention

The object of the present invention is to solve the technical problem that the safety factor of the washing machine is not high in the prior art, so as to achieve the purpose of improving the safety factor and reliability of the washing machine.

An object of the present invention is to provide a method of controlling a child lock of a washing machine.

Another object of the present invention is to provide a washing machine.

In order to solve the above technical problems, the basic idea of adopting the technical solution of the present invention is:

The invention provides a method for controlling a child lock, comprising the following steps:

S1: receiving a child lock signal;

S2: real-time monitoring whether the washing machine door is open, and if so, executing step S3;

S3: detecting that the door opening time reaches the set time, and controlling the washing machine to drain;

S4: The drain is over and the washing machine is automatically powered off.

Further, in step S3, if it is detected that the door opening open time has not reached the set time, the time count of the door opening is cleared, and the process returns to step S2.

Further, in step S3, when the door cover is detected to be opened, the washing machine display screen displays an alarm message, and/or an alarm device. An alarm tone is sounded. Preferably, the door is opened and the washing machine stops running the laundry program.

Further, in step S3, the door cover is detected to be opened, and the drainage is started to determine whether the child lock is released. If yes, the drainage is stopped and the next operation is performed.

Further, in step S3, when it is detected that the drain reaches the set time and the door is opened, the process proceeds to step S4.

Further, in step S1, after receiving the child lock signal, the washing machine display screen displays the child lock information, and/or the alarm device issues a child lock start sound, and the child lock function is turned on. Preferably, after receiving the child lock signal, the washing machine operates. The button is locked.

Further, detecting that the program with the child lock function ends or the washing machine is powered off, the child lock function is executed by default when the power is turned on again. Preferably, the washing machine display light display or the alarm device sound display performs the child lock information.

Further, after receiving the child lock signal, detecting that the laundry program is started, the child lock function is simultaneously activated, and the operation button is in a locked state.

Further, in the state of the child lock, an alarm message is sent, and the alarm information is received, and the alarm information is still in the child lock state. Preferably, after receiving the start signal, the alarm information is cancelled.

The invention also provides a washing machine comprising the above-mentioned washing machine child lock control method.

After adopting the above technical solution, the present invention has the following advantageous effects compared with the prior art.

1. After entering the child lock, all the buttons on the operation panel are locked, click no response, prevent the child from misoperation and affect the normal operation or danger of the washing machine;

2. Open the lid during the operation of the washing machine, and make an alarm prompt, and discharge the water in the bucket in time to prevent the child from entering the barrel;

3. Open the lid during the operation of the washing machine, not immediately draining, but draining after a short time to give the user a short time buffer, not to waste resources;

4. Child lock operation is simple and convenient.

DRAWINGS

The drawings are intended to provide a further understanding of the invention, and are intended to be illustrative of the invention. It is apparent that the drawings in the following description are only some embodiments, and other drawings may be obtained from those skilled in the art without departing from the drawings. In the drawing:

1 is a flow chart showing a control method of a child lock of a washing machine according to an embodiment of the present invention;

2 is a flow chart showing a control method of a child lock of a washing machine according to another embodiment of the present invention.

It is to be understood that the drawings and the written description are not intended to limit the scope of the present invention in any way.

detailed description

The embodiments of the present invention will be clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is not intended to limit the scope of the invention.

Embodiment 1

As shown in FIG. 1, the control method of the child lock of the washing machine comprises the following steps:

S101: receiving a child lock signal;

S102: Real-time monitoring whether the washing machine door cover is open, and if yes, executing step S103;

S103: detecting that the door opening time reaches a set time, and controlling the washing machine to drain;

S104: The drainage is finished, and the washing machine is automatically powered off.

In step S101, after receiving the child lock signal, the washing machine display screen displays the child lock information, and/or the washing machine alarm device child lock activation prompt sound, the child lock function is turned on, and the operation button is in the locked state, and the process proceeds to step S102. Preferably, after receiving the child lock signal, the washing machine display screen displays the child lock information and the alarm device issues a child lock start tone.

In step S102, it is detected that the washing machine door is opened, and the washing machine stops running the washing program.

Preferably, in step S102, when it is detected that the door of the washing machine is opened, the display screen of the washing machine displays an alarm message, and/or the alarm device emits an alarm tone, and the process proceeds to step S103.

In step S103, it is detected that the drain reaches the set time and the door is opened, and the routine proceeds to step 104. The set time is a feasible value set by a person skilled in the art. In this embodiment, after starting the washing process, the user triggers the child lock signal by clicking the button of the child lock function, the washing machine receives the child lock signal, activates the child lock function, and the plurality of operation buttons on the washing machine panel are locked. Clicking no response prevents the user from accidentally affecting the normal operation of the washing machine and/or the danger of the child entering the washing machine; when the door is opened and the set time is reached during the operation of the washing machine, the washing machine can give an alarm prompt and discharge the water in the bucket in time. To prevent children from entering the barrel and posing a danger.

Embodiment 2

As shown in FIG. 2, a method for controlling a child lock of a washing machine, the method comprising:

S201: Receive a child lock signal.

Preferably, the child lock signal comprises: clicking a child lock button or pressing a plurality of washing function keys at the same time or continuously pressing the child lock, for example: simultaneously pressing the start button and the rinsing button/pressing the child lock button for at least 3 seconds.

After receiving the child lock signal, the washing machine display screen displays the child lock information, and/or the alarm device issues a child lock start sound, and the child lock function is turned on. Preferably, the display screen is a digital tube, and the alarm device is a buzzer.

Specifically, when the user needs to use the washing machine to wash the laundry, turn on the power switch, select the required washing program, for example: rinsing, press the start button, at this time, the washing machine enters the rinsing work; when the user needs to open the child lock function, press The child lock button is maintained for at least 3 seconds, the washing machine digital tube displays CL (CHILD LOCK, child lock), CL represents the child lock has been selected, after the start, the buzzer sounds 3 sounds, the child lock is opened, at this time, the washing machine enters the safe washing mode. To prevent the child from misoperation and affect the normal operation of the washing machine.

Preferably, after receiving the child lock signal, detecting that the washing machine washing program is started, the child lock function is simultaneously started, and the washing machine operation button is controlled to be in the locked state, and the process proceeds to step S202.

S202: Control the washing machine operation button to be in a locked state.

Preferably, the operation button may be a washing function key/washing function key and a power key.

When the child lock function is activated, the washing function key of the washing machine is locked, and the click is invalid. If it is necessary to convert other washing programs, it needs to be unlocked before being converted; or, the washing function key and the power key of the washing machine are locked at the same time, and the click is invalid. In this way, the user can be prevented from operating by mistake, such as accidentally pressing the power button to affect the normal operation of the washing machine.

Preferably, after the child lock function is turned on, the washing machine program ends or the washing machine is powered off, and the child lock function is executed by default. Further, the washing machine display light display or the alarm device sound prompts to execute the child lock information.

Specifically, after the child lock function is started, the washing machine is finished running or the washing machine is interrupted during the running process. For example, the user accidentally unplugs the power or loses power in the middle, and controls the washing machine to enter the power-off memory mode to memorize the current running state of the washing machine. When the washing machine is powered again, the digital tube flashes or the buzzer sounds 3 times to prompt the user to perform the child lock function. The user selects the washing program and starts, the child lock function is simultaneously turned on, and the control operation button is in the locked state. This increases the safety and reliability of the washing machine.

S203: Real-time monitoring whether the washing machine door is opened.

If no, step S204 is performed: the washing machine continues to operate.

Preferably, the door of the washing machine is opened, the washing machine stops running, the display screen displays an alarm message, and/or the alarm device sends out Alarm tone.

Preferably, the alarm information is sent in the child lock state, and the alarm information is received, and the alarm information is still in the child lock state. Further, after receiving the start signal, the alarm information is cancelled.

If yes, step S205 is performed: detecting whether the door opening time reaches 10 seconds.

If no, the process returns to step S203.

If so, step S206 is executed: the door opening time is cleared, and the washing machine is controlled to perform drainage, and the flow proceeds to step S207.

S207: Determine whether to unlock; if yes, go to step S208; if no, go to step S209.

S208: Stop draining and wait for the user to perform the next operation.

S209: The drainage is detected for 10 minutes and the door is opened, and the washing machine is automatically powered off.

Specifically, during the operation of the washing machine, if the door of the washing machine is opened, the washing machine is controlled to stop working, and at the same time, the digital tube is displayed to display an alarm message, and the buzzer alarms to prompt the user that the door of the washing machine is opened for 10 seconds, then the washing machine is controlled to start drainage. The drain is over and reaches 10 minutes. If the door is open, the washing machine is automatically powered off. In this embodiment, after the washing machine enters the child lock function, all the buttons on the operation panel are locked, and the click does not respond, preventing the child from malfunctioning and affecting the normal operation or danger of the washing machine; and opening the cover during the operation of the washing machine can be performed. The alarm prompts and discharges the water in the bucket in time to prevent the child from entering the barrel.

Embodiment 3

A further embodiment of the present invention provides a washing machine comprising the control method of the child lock of the washing machine of the first embodiment or the second embodiment.

When the washing machine of the embodiment of the present invention is in operation, all the operation buttons can be locked by triggering the button of the child lock, preventing the child from misoperation from affecting the normal operation of the washing machine or causing a safety hazard; and opening the cover during the operation of the washing machine can be performed The alarm prompts and discharges the water in the bucket in time to prevent the child from entering the barrel. Therefore, the safety factor and reliability are improved.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the present invention, and any technology that is familiar with the present patent. Those skilled in the art can make some modifications or modifications to equivalent embodiments by using the technical content of the above-mentioned hints without departing from the technical scope of the present invention, but the technology according to the present invention does not deviate from the technical solution of the present invention. Any simple modifications, equivalent changes and modifications made to the above embodiments are still within the scope of the present invention.

Claims

A method for controlling a child lock of a washing machine, comprising the steps of:

S1: receiving a child lock signal;

S2: real-time monitoring whether the washing machine door is open, and if so, executing step S3;

S3: detecting that the door opening time reaches the set time, and controlling the washing machine to drain;

S4: The drain is over and the washing machine is automatically powered off.
The control method of the child lock of the washing machine according to claim 1, wherein in step S3, if the door opening open time is not reached, the time count of the door opening is cleared, and the process returns to step S2.
The method for controlling a child lock of a washing machine according to claim 2, wherein in step S3, detecting that the door is open, the washing machine display screen displays an alarm message, and/or the alarm device emits an alarm sound.
A method of controlling a child lock of a washing machine according to claim 3, wherein the door is opened and the washing machine stops running the washing program.
The method for controlling a child lock of a washing machine according to claim 1, wherein in step S3, the door cover is detected to be opened, and drainage is started to determine whether the child lock is released, and if so, the drain is stopped, and the next operation is awaited.
A method of controlling a child lock of a washing machine according to claim 1, wherein in step S3, when it is detected that the drain has reached the set time and the door is opened, the process proceeds to step S4.
The method for controlling a child lock of a washing machine according to claim 1, wherein in step S1, after receiving the child lock signal, the washing machine display screen displays the child lock information, and/or the alarm device issues a child lock start sound, the child The lock function is turned on.
The method for controlling a child lock of a washing machine according to claim 7, wherein the washing machine operation button is in a locked state after receiving the child lock signal.
The method for controlling a child lock of a washing machine according to any one of claims 1-8, characterized in that the program running with the child lock function is detected to be finished or the washing machine is powered off in the middle, and the child lock function is executed by default when the power is turned on again.
The method for controlling a child lock of a washing machine according to claim 9, wherein the display screen light display of the washing machine or the sound of the alarm device displays the child lock information.
The method for controlling a child lock of a washing machine according to claim 9, wherein after receiving the child lock signal, detecting that the washing program is started, the child lock function is simultaneously activated, and the operation button is in a locked state.
A method for controlling a child lock of a washing machine according to claim 11, wherein the newspaper is issued in a child lock state The police information is received and the alarm information is cancelled. After the alarm information is released, it is still in the child lock state.
A method of controlling a child lock of a washing machine according to claim 12, wherein the alarm information is released after receiving the activation signal.
A washing machine comprising the control method for a child lock of a washing machine according to any one of claims 1-13.