CN-122004662-A - Warm water outlet control method and equipment for water drinking device and computer readable storage medium

CN122004662ACN 122004662 ACN122004662 ACN 122004662ACN-122004662-A

Abstract

The application discloses a warm water outlet control method, equipment and a computer readable storage medium of a water drinking device, and relates to the technical field of water drinking devices, comprising the steps of responding to a warm water instruction containing target water outlet temperature, acquiring a first temperature at the current moment of phase-change hot irrigation and pure water temperature at the current moment of a water outlet end of a filtering component; the method comprises the steps of determining a target flow rate of water flow in a water drinking device and a target mixed water temperature of a mixed water channel according to a target water outlet temperature, a first temperature, a pure water temperature and a maximum working power of an instant heating pipe, adjusting the rotation speed of a water pump based on the target flow rate, adjusting working parameters of a flow adjusting valve based on the target mixed water temperature so that preheated water of the first water channel and normal-temperature water of a second water channel are mixed to form preheated mixed water, and dynamically adjusting the working power of the instant heating pipe according to the second temperature of the current moment of the water outlet end of the instant heating pipe after the preheated mixed water flows into the instant heating pipe so that the water outlet temperature of the instant heating pipe approaches to the target water outlet temperature.

Inventors

NIE YUEHUA
YANG SHENG
ZHANG SANJIE
HE JINCONG

Assignees

佛山市顺德区美的饮水机制造有限公司
美的集团股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260227

Claims (10)

1. The warm water outlet control method of the water drinking device is characterized in that the water drinking device comprises a water pump, a filtering component, a phase-change hot water tank, a flow regulating valve and an instant heating pipe, wherein the water outlet end of the water pump is connected with the water inlet end of the filtering component, the water outlet end of the filtering component is connected with a first waterway flowing through the phase-change hot water tank and a second waterway provided with the flow regulating valve in parallel, and after the first waterway and the second waterway realize water flow mixing through the flow regulating valve, the formed mixed waterway is connected to the water inlet end of the instant heating pipe; the method comprises the following steps: Responding to a warm water instruction containing a target water outlet temperature, and acquiring a first temperature at the current moment of the phase-change hot water tank and a pure water temperature at the current moment of a water outlet end of the filter assembly; Determining a target flow rate of water flow in the water drinking device and a target mixed water temperature of the mixed waterway according to the target water outlet temperature, the first temperature, the pure water temperature and the maximum working power of the instant heating pipe, wherein the target flow rate is the maximum flow rate allowed for heating the water flow to the target water outlet temperature under the constraint of the maximum working power of the instant heating pipe, and the target mixed water temperature is a preset temperature value which is matched with the target flow rate and is between the pure water temperature and the first temperature and can enable the instant heating pipe to heat the water flow to the target water outlet temperature under the constraint of the maximum working power; adjusting the rotating speed of the water pump based on the target flow rate, and adjusting the working parameters of the flow adjusting valve based on the target mixed water temperature so as to mix the preheated water of the first waterway with the normal-temperature water of the second waterway to form preheated mixed water; After the preheated mixed water flows into the instant heating pipe, the working power of the instant heating pipe is dynamically adjusted according to the second temperature of the instant heating pipe at the current moment of the water outlet end of the instant heating pipe, so that the water outlet temperature of the instant heating pipe approaches to the target water outlet temperature.
2. The method of claim 1, wherein the step of determining a target flow rate of water flow in the water dispenser and a target mixing temperature of the mixing water path based on the target outlet water temperature, the first temperature, the pure water temperature, and a maximum operating power of the instant heating pipe comprises: taking the target water outlet temperature as a control target of the instant heating pipe, and determining corresponding target working power of the instant heating pipe under the condition that the temperature of the preheated mixed water is the pure water temperature and the flow speed of water flow in the water drinking device is the flow speed upper limit value of a preset flow speed range; If the target working power is less than or equal to the maximum working power, taking the flow rate upper limit value as the target flow rate and taking the pure water temperature as the target mixed water temperature; If the target working power is larger than the maximum working power, taking the target water outlet temperature as a control target of the instant heating pipe, and determining a water inlet demand temperature corresponding to the water inlet end of the instant heating pipe under the condition that the working power of the instant heating pipe is the maximum working power and the flow rate of water flow in the water drinking device is the flow rate upper limit value; if the water inlet demand temperature is greater than or equal to the pure water temperature and less than or equal to the first temperature, taking the flow speed upper limit value as the target flow speed and taking the water inlet demand temperature as the target mixed water temperature; If the water inlet demand temperature is smaller than the pure water temperature or larger than the first temperature, taking the target water outlet temperature as a control target of the instant heating pipe, and determining a corresponding demand flow rate when the working power of the instant heating pipe in the water drinking device is the maximum working power and the temperature of the preheated mixed water is the first temperature; If the required flow rate is within the preset flow rate range, taking the required flow rate as the target flow rate and taking the first temperature as the target water mixing temperature; and if the required flow rate is out of the preset flow rate range, taking the flow rate lower limit value of the preset flow rate range as the target flow rate and taking the first temperature as the target water mixing temperature.
3. The method of claim 1, wherein the step of adjusting the rotational speed of the water pump based on the target flow rate comprises: acquiring a target rotating speed corresponding to the target flow speed based on a preset mapping relation between the water flow speed and the rotating speed of the water pump; and adjusting the rotating speed of the water pump to the target rotating speed.
4. The method of claim 3, wherein the step of adjusting the rotational speed of the water pump based on the target flow rate further comprises: after the rotating speed of the water pump is regulated to the target rotating speed, periodically acquiring the actual flow speed of water flow in the water drinking device; if the actual flow rate is larger than the flow rate upper limit value of the target flow rate range corresponding to the target flow rate, reducing the rotating speed of the water pump; and if the actual flow rate is smaller than the flow rate lower limit value of the target flow rate range corresponding to the target flow rate, increasing the rotating speed of the water pump.
5. The method of claim 1, wherein the operating parameter comprises an opening degree of the flow regulating valve, and the step of adjusting the operating parameter of the flow regulating valve based on the target mixed water temperature comprises: Acquiring a target opening corresponding to the target water mixing temperature based on a mapping relation between the preset water mixing temperature and the opening of the flow regulating valve; And adjusting the opening of the flow regulating valve to the target opening.
6. The method of claim 5, wherein the flow regulating valve is a temperature regulating proportional valve for regulating the flow of the second waterway; the step of adjusting the working parameters of the flow regulating valve based on the target mixed water temperature further comprises the following steps: After the opening degree of the temperature-regulating proportional valve is regulated to be the target opening degree, periodically acquiring a first actual temperature of the water inlet end of the instant heating pipe; If the first actual temperature is smaller than the temperature lower limit value of the target temperature range corresponding to the target water mixing temperature, reducing the opening of the temperature regulating proportional valve; And if the first actual temperature is greater than the upper temperature limit value of the target temperature range corresponding to the target water mixing temperature, increasing the opening degree of the temperature regulating proportional valve.
7. The method of claim 5, wherein the flow regulating valve is a mixing valve, the first waterway and the second waterway are respectively connected to two water inlets of the mixing valve, and a mixing water outlet of the mixing valve is connected to a water inlet end of the instant heating pipe; the step of adjusting the working parameters of the flow regulating valve based on the target mixed water temperature further comprises the following steps: After the opening of the water mixing valve is adjusted to the target opening, periodically acquiring a second actual temperature of the water inlet end of the instant heating pipe; if the second actual temperature is smaller than the temperature lower limit value of the target temperature range corresponding to the target water mixing temperature, controlling the water mixing valve to rotate to a preset angle towards the first waterway side; and if the second actual temperature is greater than the temperature upper limit value of the target temperature range corresponding to the target water mixing temperature, controlling the water mixing valve to rotate to a preset angle towards the second waterway side.
8. The method according to any one of claims 1 to 7, wherein the step of adjusting the operating power of the instant heating pipe according to the second temperature of the instant heating pipe at the current moment of the water outlet end thereof comprises: if the second temperature is higher than the target water outlet temperature, reducing the working power of the instant heating pipe; and if the second temperature is smaller than the target water outlet temperature, increasing the working power of the instant heating pipe.
9. Control device, characterized in that it comprises a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program being configured to implement the steps of the warm water outlet control method of a water dispenser according to any one of claims 1 to 8.
10. A computer-readable storage medium, wherein a computer program is stored on the computer-readable storage medium, which when executed by a processor, implements the steps of the warm water outlet control method of a water dispenser according to any one of claims 1 to 8.

Description

Warm water outlet control method and equipment for water drinking device and computer readable storage medium Technical Field The present application relates to the field of drinking water apparatuses, and in particular, to a method and apparatus for controlling warm water output of a drinking water apparatus, and a computer readable storage medium. Background At present, the warm water outlet function of the drinking device is widely applied in the scenes of daily drinking water, beverage brewing and the like. However, the existing water drinking device is limited by the hot-fill volume or heating power, and the problems of single temperature of warm water, low temperature rise speed, small flow rate of warm water outlet and the like generally exist, so that the use requirements of users on the warm water with high speed, large flow, stable temperature and personalized temperature are difficult to meet. Disclosure of Invention The application mainly aims to provide a warm water outlet control method, warm water outlet control equipment and a computer readable storage medium of a water drinking device, and aims to improve the temperature rising rate, warm water outlet flow and temperature stability of the water drinking device and meet personalized requirements of users on the temperature of water outlet. The application provides a warm water outlet control method of a water drinking device, which comprises a water pump, a filtering component, a phase-change hot water tank, a flow regulating valve and an instant heating pipe, wherein the water outlet end of the water pump is connected with the water inlet end of the filtering component, the water outlet end of the filtering component is connected with a first waterway flowing through the phase-change hot water tank and a second waterway provided with the flow regulating valve in parallel, and after the first waterway and the second waterway realize water flow mixing through the flow regulating valve, the formed mixed waterway is connected to the water inlet end of the instant heating pipe; the method comprises the following steps: Responding to a warm water instruction containing a target water outlet temperature, and acquiring a first temperature at the current moment of the phase-change hot water tank and a pure water temperature at the current moment of a water outlet end of the filter assembly; Determining a target flow rate of water flow in the water drinking device and a target mixed water temperature of the mixed waterway according to the target water outlet temperature, the first temperature, the pure water temperature and the maximum working power of the instant heating pipe, wherein the target flow rate is the maximum flow rate allowed for heating the water flow to the target water outlet temperature under the constraint of the maximum working power of the instant heating pipe, and the target mixed water temperature is a preset temperature value which is matched with the target flow rate and is between the pure water temperature and the first temperature and can enable the instant heating pipe to heat the water flow to the target water outlet temperature under the constraint of the maximum working power; adjusting the rotating speed of the water pump based on the target flow rate, and adjusting the working parameters of the flow adjusting valve based on the target mixed water temperature so as to mix the preheated water of the first waterway with the normal-temperature water of the second waterway to form preheated mixed water; After the preheated mixed water flows into the instant heating pipe, the working power of the instant heating pipe is dynamically adjusted according to the second temperature of the instant heating pipe at the current moment of the water outlet end of the instant heating pipe, so that the water outlet temperature of the instant heating pipe approaches to the target water outlet temperature. In an embodiment, the step of determining the target flow rate of the water flow in the water dispenser and the target mixing temperature of the mixing waterway according to the target water outlet temperature, the first temperature, the pure water temperature and the maximum working power of the instant heating pipe includes: taking the target water outlet temperature as a control target of the instant heating pipe, and determining corresponding target working power of the instant heating pipe under the condition that the temperature of the preheated mixed water is the pure water temperature and the flow speed of water flow in the water drinking device is the flow speed upper limit value of a preset flow speed range; If the target working power is less than or equal to the maximum working power, taking the flow rate upper limit value as the target flow rate and taking the pure water temperature as the target mixed water temperature; If the target working power is larger than the maximum working power, taking the target water outlet temp