CN-121976372-A - Control method of clothes treatment equipment and clothes treatment equipment

CN121976372ACN 121976372 ACN121976372 ACN 121976372ACN-121976372-A

Abstract

The invention provides a control method of clothes treatment equipment and the clothes treatment equipment, wherein the clothes treatment equipment comprises a water supplementing box, a water supplementing valve, a steam box and a clothes treatment cylinder which are sequentially communicated, the water in the water supplementing box is preheated through a first heater, the water supplementing box can supplement water to the steam box, the water supplementing valve can regulate the flow rate of water flowing through the water, the water in the steam box is heated through a second heater and generates steam, the steam box can convey steam to the clothes treatment cylinder, when the clothes treatment equipment runs a water supplementing program, the control method comprises the steps of obtaining the flow rate of the steam required by the clothes treatment cylinder, adjusting at least the power of the second heater and the valve port of the water supplementing valve according to the flow rate of the steam required by the clothes treatment cylinder, so that the steam generated in the steam box meets the nursing requirement, the instantaneous drop of the water temperature in the steam box due to the water supplementing in the traditional mode is reduced, the uniformity of the steam temperature is maintained, the steam generation is accurate and stable, the whole energy consumption is remarkably reduced, and the reliability and effect of the nursing process are improved.

Inventors

WU HAN
LI YONGQIAN
LI XUE
LIU WENKANG

Assignees

珠海格力电器股份有限公司

Dates

Publication Date: 20260505
Application Date: 20260114

Claims (10)

1. A control method of a clothes treatment device is characterized in that the clothes treatment device comprises a water supplementing box (21), a water supplementing valve (22), a steam box (23) and a clothes treatment cylinder (12) which are sequentially communicated, a first heater (43) is arranged in the water supplementing box (21) and used for preheating water in the water supplementing box (21), the water supplementing box (21) is used for supplementing water to the steam box (23), the water supplementing valve (22) is used for adjusting flow rate of water flowing through, a second heater (44) is arranged in the steam box (23) and used for heating water in the steam box (23) and generating steam, the steam box (23) is used for conveying steam to the clothes treatment cylinder (12), a steam nursing program of the clothes treatment device comprises a water supplementing program, and when the clothes treatment device runs the water supplementing program, the control method comprises the steps of: acquiring a flow rate of steam required by the laundry treatment drum (12); according to the flow rate of steam required by the clothes treatment cylinder (12), at least the power of the second heater (44) and the valve port size of the water supplementing valve (22) are adjusted, so that the steam generated in the steam box (23) meets the nursing requirement.
2. A control method of a laundry treatment apparatus according to claim 1, characterized in that the steam generated in the steam box (23) fulfils the care requirement when the steam temperature generated in the steam box (23) is higher than a preset temperature and the steam flow is within a preset flow range.
3. A control method of a laundry treatment apparatus according to claim 2, characterized in that said adjusting at least the power of the second heater (44) and the valve opening size of the water replenishment valve (22) according to the flow rate of steam required by the laundry treatment drum (12) so that the steam generated in the steam box (23) satisfies the care requirement comprises: determining a target power value of the second heater (44) according to a flow rate of steam required by the laundry treating drum (12), and calculating a reduction amount of water in the steam box (23) per unit time; determining a target flow value of water flowing from the water replenishment cartridge (21) to the steam box (23) according to a target power value of the second heater (44) and a reduction amount of water in the steam box (23) per unit time; adjusting the power of the second heater (44) to the target power value, and adjusting the valve port size of the water supplementing valve (22) to enable the flow rate of water flowing into the steam box (23) to reach the target flow rate value.
4. A control method of a laundry treatment apparatus according to claim 2, characterized in that said adjusting at least the power of the second heater (44) and the valve opening size of the water replenishment valve (22) according to the flow rate of steam required by the laundry treatment drum (12) so that the steam generated in the steam box (23) satisfies the care requirement comprises: calculating a reduction in water in the steam box (23) per unit time according to the flow rate of steam required by the laundry treating drum (12); According to the reduction amount of water in the steam box (23) in unit time, the power of the second heater (44) and the valve port size of the water supplementing valve (22) are cooperatively regulated, or the power of the first heater (43), the power of the second heater (44) and the valve port size of the water supplementing valve (22) are cooperatively regulated.
5. The control method of a laundry treatment apparatus according to claim 2, wherein the steam care program further includes a water replenishment determination program that is run before the water replenishment program, and when the laundry treatment apparatus runs the water replenishment determination program, the control method further comprises: Acquiring a current water level in the steam box (23); comparing the current water level in the steam box (23) with a first preset water level; When the current water level in the steam box (23) is larger than the first preset water level, determining that water is not needed to be supplemented to the steam box (23); when the current water level in the steam box (23) is smaller than or equal to the first preset water level, determining that water needs to be supplemented to the steam box (23).
6. The control method of a laundry treatment apparatus according to claim 2, wherein the steam care program includes a steam generation program, and when the laundry treatment apparatus runs the steam generation program, the control method further comprises: When the water level in the steam box (23) is greater than the first preset water level, controlling the second heater (44) to be started; When steam is generated in the steam box (23), acquiring the current temperature of the steam in the steam box (23); judging whether the current temperature of steam in the steam box (23) is higher than a preset temperature or not; when the current temperature of the steam in the steam box (23) is higher than the preset temperature, controlling the second heater (44) to keep the current state; When the current temperature of the steam in the steam box (23) is lower than or equal to the preset temperature, the power of the second heater (44) is adjusted until the current temperature of the steam in the steam box (23) is higher than the preset temperature.
7. The control method of a laundry treatment apparatus according to claim 6, wherein the steam care program includes a warm-up program that is run before the water replenishment program, and when the laundry treatment apparatus runs the warm-up program, the control method further comprises: when the water level in the water supplementing box (21) is larger than a second preset water level, the first heater (43) is controlled to be started; acquiring the current temperature of water in the water supplementing box (21); judging whether the current temperature of water in the water supplementing box (21) is in a preset temperature interval or not; when the current temperature of the water in the water supplementing box (21) is lower than the minimum threshold value of the preset temperature interval, the first heater (43) is controlled to keep the current state; And when the current temperature of the water in the water supplementing box (21) is within the preset temperature range, controlling the first heater (43) to stop running.
8. The control method of a laundry treatment apparatus according to claim 7, characterized in that the laundry treatment apparatus further comprises a water intake valve (24), the water intake valve (24) being for delivering water to the water replenishment cartridge (21), the steam care program comprises a water intake program that is operated before the steam generation program and the warm-up program, and when the laundry treatment apparatus is operated, the control method further comprises: controlling the water inlet valve (24) and the water supplementing valve (22) to be opened; acquiring the water level in the steam box (23) and the water level of the water supplementing box (21); Judging whether the water level in the steam box (23) is greater than the first preset water level and whether the water level in the water supplementing box (21) is greater than the second preset water level; When the water level in the steam box (23) is larger than the first preset water level, the water supplementing valve (22) is controlled to be closed; And when the water level in the water supplementing box (21) is larger than the second preset water level, controlling the water inlet valve (24) to be closed.
9. The control method of a laundry treatment apparatus according to claim 7, wherein the steam care program includes a care judgment program that is run after the steam generation program, and wherein the control method further comprises, when the laundry treatment apparatus runs the care judgment program: acquiring a current water content of the laundry in the laundry treatment drum (12); Judging whether the current water content of the clothes in the clothes treating cylinder (12) is lower than a preset water content; When the current water content of the clothes in the clothes treating cylinder (12) is larger than the preset water content, the steam nursing program is required to be maintained; when the current water content of the laundry in the laundry treating drum (12) is lower than or equal to a preset water content, the steam care program needs to be ended.
10. A laundry treatment apparatus characterized in that a control method of the laundry treatment apparatus according to any one of claims 1 to 9 is adopted, wherein a first liquid level detecting member (41) and a first temperature sensor (45) are further provided in the water replenishment cartridge (21), the first liquid level detecting member (41) is configured to detect a water level in the water replenishment cartridge (21), the first temperature sensor (45) is configured to detect a temperature of water in the water replenishment cartridge (21), and the water replenishment cartridge (21) is provided with a water replenishment cartridge water outlet (212); A second liquid level detection piece (42) and a second temperature sensor are arranged in the steam box (23), the second liquid level detection piece (42) is used for detecting the water level in the steam box (23), and the second temperature sensor is used for detecting the temperature of water in the steam box (23), and the steam box (23) is provided with a steam outlet (234) and a steam box water inlet (231); The steam outlet (234) is communicated with the clothes treating cylinder (12), and the steam box water inlet (231), the water supplementing valve (22) and the water supplementing box water outlet (212) are sequentially communicated.

Description

Control method of clothes treatment equipment and clothes treatment equipment Technical Field The invention belongs to the technical field of clothes treatment, and particularly relates to a control method of clothes treatment equipment and the clothes treatment equipment. Background In the existing steam care equipment, steam is generated by heating water in a steam box and is led into a clothes treatment drum to iron and care clothes, however, in the continuous output process of the steam, the problem of steam supply interruption caused by water shortage often occurs due to the gradual decrease of the water quantity in the steam box along with the generation of the steam, and the care efficiency is seriously affected. In addition, when moisturizing to the steam box, the normal atmospheric temperature water of moisturizing can reduce the temperature in the steam box, need throw into a large amount of energy again and promote the temperature to steam production temperature, not only causes the energy extravagant, can also lead to steam output delay. The scheme of adding the preheating type water supplementing tank is proposed, a heating device is arranged in the water supplementing tank to preheat water supplementing so as to shorten the heating waiting time of the steam box, however, the scheme still has the following limitations that the water supplementing tank supplements water to the steam box only when the water quantity in the steam box is lower than a preset value and the water supplementing flow is fixed, the control mode is difficult to meet the needs of diversified steam nursing programs, the water temperature fluctuation in the steam box is easy to cause, the stability and the continuity of steam output are influenced, and therefore, the high requirements of users on different clothes materials and nursing effects cannot be met. Disclosure of Invention In view of the above, the present invention provides a control method of a laundry treatment apparatus and a laundry treatment apparatus, so as to solve the problems that the water supply mode of the existing steam care apparatus to the steam box is difficult to meet the needs of diversified steam care procedures, and the water temperature fluctuation in the steam box is easy to cause, and the stability and continuity of steam output are affected. The invention provides a control method of clothes treatment equipment, which comprises a water supplementing box, a water supplementing valve, a steam box and a clothes treatment cylinder which are sequentially communicated, wherein a first heater is arranged in the water supplementing box and used for preheating water in the water supplementing box, the water supplementing box is used for supplementing water to the steam box, the water supplementing valve is used for adjusting flow rate of water flowing through the water, a second heater is arranged in the steam box and used for heating the water in the steam box and generating steam, the steam box is used for conveying the steam to the clothes treatment cylinder, a steam nursing program of the clothes treatment equipment comprises a water supplementing program, and when the clothes treatment equipment runs the water supplementing program, the control method comprises the following steps: Acquiring a flow rate of steam required by the laundry treating drum; according to the flow of the steam required by the clothes treating cylinder, at least the power of the second heater and the valve port size of the water supplementing valve are regulated, so that the steam generated in the steam box meets the nursing requirement. Further optionally, when the temperature of the steam generated in the steam box is greater than a preset temperature and the steam flow is within a preset flow range, the steam generated in the steam box meets the nursing requirement. Further optionally, adjusting at least the power of the second heater and the valve port size of the water replenishment valve according to the flow rate of the steam required by the laundry treating drum, so that the steam generated in the steam box meets the nursing requirement comprises: Determining a target power value of the second heater according to a flow rate of steam required by the laundry treating drum, and calculating a reduction amount of water in the steam box per unit time; Determining a target flow value of water flowing from the water supplementing box to the steam box according to the target power value of the second heater and the reduction amount of water in the steam box in unit time; and adjusting the power of the second heater to the target power value, and adjusting the valve port size of the water supplementing valve to enable the flow rate of water flowing into the steam box to reach the target flow rate value. Further optionally, adjusting at least the power of the second heater and the valve port size of the water replenishment valve according to the flow rate of the steam requi