CN-116200911-B - Washing machine and control method thereof

CN116200911BCN 116200911 BCN116200911 BCN 116200911BCN-116200911-B

Abstract

The embodiment of the application discloses a washing machine and a control method thereof, relates to the technical field of washing machines, and is used for preventing an outer barrel from colliding with a box body and shifting the box body in a clothes aromatherapy process. The washing machine comprises a controller, wherein the controller is configured to acquire a first rotating speed of an inner cylinder when the inner cylinder rotates in an accelerating mode, acquire a first rotating speed difference when the first rotating speed reaches a first target rotating speed, control the rotating speed of the inner cylinder to be reduced to a second target rotating speed if the first rotating speed difference is above a first preset rotating speed difference, control the inner cylinder to increase the rotating speed to the first target rotating speed after a first preset time period, control the inner cylinder to increase the rotating speed to a third target rotating speed if the first rotating speed difference is below the first preset rotating speed difference, acquire a second rotating speed difference when the rotating speed of the inner cylinder reaches a third target rotating speed, control the rotating speed of the inner cylinder to be reduced to a fourth target rotating speed if the second rotating speed difference is above the second preset rotating speed difference, and control the washing machine to enter a clothes fragrance mode if the second rotating speed difference is below the second preset rotating speed difference.

Inventors

WANG YINGYING
LIU LEI
LIU YUCHUN
SHI WEIZE

Assignees

海信冰箱有限公司

Dates

Publication Date: 20260512
Application Date: 20230103

Claims (10)

1. A washing machine, comprising: the clothes box comprises a box body, wherein a clothes putting opening is formed in the side wall of the box body; The outer cylinder is arranged in the box body, a cylinder opening of the outer cylinder is opposite to the clothes putting opening, and the outer cylinder is used for containing water; an inner cylinder arranged in the outer cylinder and used for containing clothes; the rotating speed sensor is arranged on the inner cylinder and used for detecting the rotating speed of the inner cylinder; A controller configured to: Under the condition that an inner cylinder of the washing machine is in accelerated rotation, acquiring a first rotation speed of the inner cylinder through the rotation speed sensor; Acquiring a first rotating speed difference under the condition that the first rotating speed reaches a first target rotating speed is detected, wherein the first rotating speed difference is the difference between a second rotating speed reached after the inner cylinder rotates at a first preset circle at the first target rotating speed in an accelerating way and a first preset rotating speed; if the first rotation speed difference is above the first preset rotation speed difference, controlling the inner cylinder to reduce from the second rotation speed to a second target rotation speed, and controlling the inner cylinder to increase the rotation speed to the first target rotation speed after controlling the inner cylinder to rotate for a first preset time at the second target rotation speed, or If the first rotation speed difference is lower than the first preset rotation speed difference, the inner cylinder is controlled to be lifted from the second rotation speed to a third target rotation speed; Acquiring a second rotating speed difference under the condition that the rotating speed of the inner cylinder reaches the third target rotating speed, wherein the second rotating speed difference is the difference between the third rotating speed reached after the inner cylinder rotates at the third target rotating speed in an accelerating way for a second preset circle and the second preset rotating speed; If the second rotation speed difference is above a second preset rotation speed difference, controlling the inner cylinder to reduce from the third rotation speed to a fourth target rotation speed, and controlling the inner cylinder to increase the rotation speed to the third target rotation speed after controlling the inner cylinder to rotate at the fourth target rotation speed for a second preset time period, or And if the second rotating speed difference is lower than the second preset rotating speed difference, controlling the washing machine to enter a clothes aromatherapy mode.
2. A washing machine according to claim 1, the washing machine is characterized by further comprising: the first throwing box is arranged in the box body and is used for containing detergent; the first water inlet valve is communicated with the first throwing box; the drainage pump is arranged at the bottom of the box body; the water level sensor is arranged on the outer barrel and is used for detecting the water level frequency value in the outer barrel; the controller is configured to control the washing machine to enter a clothes fragrance mode, and is further configured to: If the second rotating speed difference is lower than the second preset rotating speed difference, controlling the inner cylinder to increase the rotating speed to a fifth target rotating speed, controlling the first water inlet valve to be opened, and acquiring a first water level frequency value of the outer cylinder through the water level sensor; When the first water level frequency value of the outer barrel is detected to reach a first preset water level, the first water inlet valve is controlled to be closed, and the inner barrel is controlled to stop rotating after a third preset time period passes, so that water in the first throwing box flows into the outer barrel; Controlling the drainage pump to be started, and controlling the drainage pump to be closed after the drainage pump is started for a fourth preset time period; And controlling the inner cylinder to rotate in an accelerating way, and controlling the washing machine to enter a clothes aromatherapy mode after detecting that the rotating speed of the inner cylinder reaches the fifth target rotating speed.
3. A washing machine according to claim 2, the washing machine is characterized by further comprising: the second throwing box is arranged in the box body and is used for Cheng Fangxiang fumigating liquid; The second water inlet valve is communicated with the second throwing box; A drying air channel is formed between the box body and the upper part of the outer barrel, and a fan and a heating device are arranged in the drying air channel; The controller is configured to control the washing machine to perform a clothes aromatherapy mode, and is specifically configured to: Controlling the first water inlet valve to be opened, controlling the first water inlet valve to be closed after a fifth preset time period is elapsed after the first water inlet valve is controlled to be opened, and controlling the second water inlet valve to be opened; Acquiring a second water level frequency value of the outer cylinder; and under the condition that the second water level frequency value of the outer cylinder reaches a second preset water level, controlling the second water inlet valve to be closed, controlling the fan and the heating device to start working, and controlling the inner cylinder to adjust the rotating speed to a preset drying rotating speed.
4. The washing machine as claimed in claim 3, wherein the controller is configured to control the second water inlet valve to be closed, control the blower and the heating device to start operating, and control the inner drum to adjust the rotational speed to a preset drying rotational speed, and is specifically configured to: after the second water inlet valve is controlled to be closed for a sixth preset time period, the fan and the heating device are controlled to start working, and the inner cylinder is controlled to adjust the rotating speed to a preset drying rotating speed.
5. The washing machine as claimed in claim 3 or 4, further comprising: the temperature sensor is used for detecting the temperature value of the inner cylinder; The controller is configured to control the fan and the heating device to start working, and control the inner cylinder to adjust the rotating speed to a preset drying rotating speed, and is further configured to: after the heating device is controlled to work for a seventh preset time period, the heating device is controlled to stop working; acquiring a temperature value of the inner cylinder through the temperature sensor; And under the condition that the temperature value of the inner cylinder is detected to be lower than a preset temperature value, controlling the fan to stop working, controlling the inner cylinder to stop rotating, and controlling the drainage pump to start working.
6. A control method of a washing machine, the method comprising: acquiring a first rotating speed of an inner cylinder of the washing machine under the condition that the inner cylinder is in accelerated rotation; Acquiring a first rotating speed difference under the condition that the first rotating speed reaches a first target rotating speed is detected, wherein the first rotating speed difference is the difference between a second rotating speed reached after the inner cylinder rotates at a first preset circle at the first target rotating speed in an accelerating way and a first preset rotating speed; if the first rotation speed difference is above the first preset rotation speed difference, controlling the inner cylinder to reduce from the second rotation speed to a second target rotation speed, and controlling the inner cylinder to increase the rotation speed to the first target rotation speed after controlling the inner cylinder to rotate for a first preset time at the second target rotation speed, or If the first rotation speed difference is lower than the first preset rotation speed difference, the inner cylinder is controlled to be lifted from the second rotation speed to a third target rotation speed; Acquiring a second rotating speed difference under the condition that the rotating speed of the inner cylinder reaches the third target rotating speed, wherein the second rotating speed difference is the difference between the third rotating speed reached after the inner cylinder rotates at the third target rotating speed in an accelerating way for a second preset circle and the second preset rotating speed; If the second rotation speed difference is above a second preset rotation speed difference, controlling the inner cylinder to reduce from the third rotation speed to a fourth target rotation speed, and controlling the inner cylinder to increase the rotation speed to the third target rotation speed after controlling the inner cylinder to rotate at the fourth target rotation speed for a second preset time period, or And if the second rotating speed difference is lower than the second preset rotating speed difference, controlling the washing machine to enter a clothes aromatherapy mode.
7. The method of claim 6, wherein prior to said controlling the washing machine into a clothes aromatherapy mode, the method further comprises: If the second rotation speed difference is lower than the second preset rotation speed difference, controlling the inner cylinder to increase the rotation speed to a fifth target rotation speed, controlling the first water inlet valve to be opened, and acquiring a first water level frequency value of the outer cylinder; When the first water level frequency value of the outer barrel is detected to reach a first preset water level, the first water inlet valve is controlled to be closed, and the inner barrel is controlled to stop rotating after a third preset time period passes, so that water in the first throwing box flows into the outer barrel; Controlling the opening of the drainage pump, and controlling the closing of the drainage pump after the drainage pump is opened for a fourth preset time period; And controlling the inner cylinder to rotate in an accelerating way, and controlling the washing machine to enter a clothes aromatherapy mode after detecting that the rotating speed of the inner cylinder reaches the fifth target rotating speed.
8. The method of claim 7, wherein the controlling the washing machine to enter a laundry aromatherapy mode comprises: Controlling a first water inlet valve to be opened, and controlling the first water inlet valve to be closed and controlling a second water inlet valve to be opened after controlling the first water inlet valve to be opened for a fifth preset time period; Acquiring a second water level frequency value of the outer cylinder; And under the condition that the second water level frequency value of the outer cylinder reaches a second preset water level, controlling the second water inlet valve to be closed, controlling the fan and the heating device to start working, and controlling the inner cylinder to adjust the rotating speed to a preset drying rotating speed.
9. The method of claim 8, wherein controlling the second inlet valve to close, controlling the blower and the heating device to start operating, and controlling the inner drum to adjust the rotational speed to a preset drying rotational speed, comprises: after the second water inlet valve is controlled to be closed for a sixth preset time period, the fan and the heating device are controlled to start working, and the inner cylinder is controlled to adjust the rotating speed to a preset drying rotating speed.
10. The method of claim 8 or 9, wherein after said controlling said fan and said heating means to start operating and controlling said drum to adjust the rotational speed to a preset drying rotational speed, said method further comprises: after the heating device is controlled to work for a seventh preset time period, the heating device is controlled to stop working; acquiring a temperature value of the inner cylinder; And under the condition that the temperature value of the inner cylinder is detected to be lower than a preset temperature value, controlling the fan to stop working, controlling the inner cylinder to stop rotating, and controlling the drainage pump to start working.

Description

Washing machine and control method thereof Technical Field The application relates to the technical field of washing machines, in particular to a washing machine and a control method thereof. Background The appearance of the washing machine liberates hands of users, and with the progress of technology, users continuously promote washing demands, so that the washing machine is required to wash clothes clean and remove stains, the washing machine is required to remove bacteria on the clothes, and even the clothes are required to carry aromatic odor, so that wearing comfort is improved. The current washing machine can meet the requirements of users on fragrance carried by clothes, but in the clothes aromatherapy process of the washing machine, the washing machine can possibly appear that the outer cylinder collides with the box body and the box body is shifted, so that the clothes aromatherapy process cannot be smoothly carried out. Disclosure of Invention The application provides a washing machine and a control method thereof, which are used for preventing the outer cylinder from colliding with a box body and shifting the box body in the clothes aromatherapy process of the washing machine and ensuring the clothes aromatherapy process to be carried out smoothly. In a first aspect, an embodiment of the present application provides a washing machine including: The side wall of the box body is provided with a clothes putting opening; the outer cylinder is arranged in the box body, the opening of the outer cylinder is opposite to the clothes putting opening, and the outer cylinder is used for containing water; the inner cylinder is arranged in the outer cylinder and is used for accommodating clothes; the rotating speed sensor is arranged on the inner cylinder and used for detecting the rotating speed of the inner cylinder; A controller configured to: Under the condition that an inner cylinder of the washing machine is in accelerated rotation, acquiring a first rotation speed of the inner cylinder through a rotation speed sensor; Acquiring a first rotating speed difference under the condition that the first rotating speed reaches a first target rotating speed is detected, wherein the first rotating speed difference is the difference between a second rotating speed reached after the inner cylinder rotates at the first target rotating speed in an accelerating way for a first preset number of turns and the first preset rotating speed; if the first rotation speed difference is above the first preset rotation speed difference, the inner cylinder is controlled to be reduced from the second rotation speed to the second target rotation speed, and after the inner cylinder is controlled to rotate for a first preset time period at the second target rotation speed, the inner cylinder is controlled to increase the rotation speed to the first target rotation speed, or If the first rotation speed difference is lower than the first preset rotation speed difference, the inner cylinder is controlled to be lifted from the second rotation speed to a third target rotation speed; acquiring a second rotating speed difference under the condition that the rotating speed of the inner cylinder reaches a third target rotating speed, wherein the second rotating speed difference is a difference value between the third rotating speed reached after the inner cylinder rotates in an accelerating way at the third target rotating speed for a second preset circle and the second preset rotating speed; If the second rotation speed difference is above the second preset rotation speed difference, the inner cylinder is controlled to be reduced from the third rotation speed to the fourth target rotation speed, and after the inner cylinder is controlled to rotate at the fourth target rotation speed for a second preset time period, the inner cylinder is controlled to increase the rotation speed to the third target rotation speed, or And if the second rotating speed difference is lower than the second preset rotating speed difference, controlling the washing machine to enter a clothes aromatherapy mode. The technical scheme provided by the embodiment of the application has the advantages that under the condition that the inner barrel of the washing machine is in accelerated rotation, the first rotating speed of the inner barrel is obtained, under the condition that the first rotating speed is detected to reach the first target rotating speed, the first rotating speed difference is obtained, and then the first rotating speed difference is compared with the first preset rotating speed difference to determine whether the washing machine has overlarge eccentricity. It can be understood that if the first rotation speed difference is above the first preset rotation speed difference, the eccentricity of the washing machine is excessively large, the eccentricity of the washing machine is reduced by controlling the inner cylinder to reduce the second rotation speed fro