CN112869565B - Control method of water treatment apparatus, and readable storage medium - Google Patents
Control method of water treatment apparatus, and readable storage medium Download PDFInfo
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- CN112869565B CN112869565B CN202110209240.2A CN202110209240A CN112869565B CN 112869565 B CN112869565 B CN 112869565B CN 202110209240 A CN202110209240 A CN 202110209240A CN 112869565 B CN112869565 B CN 112869565B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/4403—Constructional details
- A47J31/441—Warming devices or supports for beverage containers
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/24—Warming devices
- A47J36/2483—Warming devices with electrical heating means
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Abstract
The invention provides a control method of a water treatment device, the water treatment device and a readable storage medium. The water treatment device comprises a water tank, a first heating element and a three-way valve, wherein the water tank is communicated with the first heating element, a first opening of the three-way valve is communicated with the first heating element, a second opening of the three-way valve is communicated with the water tank, a third opening of the three-way valve is used as a water outlet, and the control method comprises the following steps: the water treatment device is in a standby state, and first water temperature in the first heating element is obtained; and controlling the first heating element to heat according to a first power threshold value based on the first water temperature being less than or equal to the first temperature threshold value. According to the technical scheme, the control of the water temperature in the first heating element is realized by acquiring the first water temperature in the standby state, the water temperature of water in the first heating element is ensured, the heat preservation treatment of the water in the first heating element is realized in the standby state, and the water outlet temperature of the water treatment device can be ensured when a water use request is received, so that the use experience of a user is improved.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a control method of a water treatment device, the water treatment device and a readable storage medium.
Background
In the related art, the temperature of the first cup of water of the thermal type water dispenser is raised by adopting a multi-stage heating mode, but the multi-stage heating effect of the thermal type water dispenser is not ideal because cold water is always stored in a heat pipe and other pipelines in the multi-stage heating mode, so that the problem of low temperature of the first cup of water is still not solved.
Disclosure of Invention
The present invention has been made to solve at least one of the problems occurring in the prior art or the related art.
To this end, an aspect of the present invention is to provide a control method of a water treatment apparatus.
Another aspect of the present invention is to provide a water treatment apparatus.
Yet another aspect of the present invention is directed to a readable storage medium.
In view of the above, according to one aspect of the present invention, there is provided a control method of a water treatment apparatus including a water tank, a first heating member, and a three-way valve, the water tank and the first heating member being communicated, a first port of the three-way valve being communicated with the first heating member, a second port of the three-way valve being communicated with the water tank, and a third port of the three-way valve being a water outlet, the control method including: the water treatment device is in a standby state, and first water temperature in the first heating element is obtained; and controlling the first heating element to heat according to a first power threshold value on the basis that the first water temperature is less than or equal to the first temperature threshold value.
In the technical scheme, the water treatment device is provided with a water tank, a first heating element and a three-way valve, wherein the water tank is communicated with the first heating element, the first heating element is communicated with a first port of the three-way valve, the water tank is communicated with a second port of the three-way valve, and a third port of the three-way valve is used as a water outlet; and the water in the water tank flows back to the water tank through the first port and the second port of the three-way valve after passing through the first heating element, a first temperature threshold value and a first power value are stored in the water treatment device in advance, when the water treatment device is in a standby state, the first water temperature in the first heating element is detected to obtain the first water temperature in the first heating element, then the first water temperature is compared with the first temperature threshold value, and when the first water temperature is smaller than or equal to the first temperature threshold value, the first heating element is controlled to heat the water in the first heating element according to the first power threshold value, so that the water temperature of the first heating element can reach the first temperature threshold value. According to the technical scheme, the control of the temperature of the water in the first heating element is realized through the acquired first water temperature of the water treatment device in the standby state, the water temperature of the water in the first heating element is ensured, the heat preservation treatment of the water in the first heating element is realized in the standby state, and further the water outlet temperature of the water treatment device can be ensured when a water use request is received, so that the use experience of a user is improved.
The control method of the water treatment apparatus according to the present invention may further include the following additional features:
in the above technical scheme, water treatment facilities still includes the second heating member, and the both ends of second heating member are linked together with first heating member and first mouth respectively, and the second heating member is used for reheating the water after first heating member heats, and control method still includes: in a standby state, acquiring a second water temperature in the second heating element; and controlling the second heating element to heat according to a second power threshold value based on the second water temperature being less than or equal to a second temperature threshold value.
In this technical scheme, water treatment facilities still is provided with the second heating member, and wherein, the both ends of second heating member are linked together with the first mouth of first heating member and three-way valve respectively, through setting up the second heating member, realize the secondary heating to water, and then promote heating efficiency in order to satisfy the leaving water temperature demand as early as possible. The water treatment device further stores a second temperature threshold value, when the water treatment device is in a standby state, water heated by the first heating element can enter the second heating element, the second water temperature in the second heating element is detected to obtain the second water temperature in the second heating element, the second water temperature is compared with the second temperature threshold value, when the second water temperature is smaller than or equal to the second temperature threshold value, the second heating element is controlled to heat the water in the second heating element according to the second power threshold value, the water temperature of the second heating element can reach the second temperature threshold value, the problem that the water temperature is reduced due to the fact that cold water is stored in a pipeline of the second heating element when the water heated by the first heating element enters the second heating element is avoided, and the temperature of the water in the second heating element is guaranteed. According to the technical scheme, the control of reheating the water heated by the first heating element is realized by controlling the water temperature of the second heating element, and the water outlet temperature of the water treatment device is further ensured, so that the temperature of the first cup of water of the water treatment device is more accurately ensured, and the accuracy of the control process of the temperature of the first cup of water of the water treatment device is further improved.
In any of the above technical solutions, the control method of the water treatment apparatus further includes: responding to the water using request, and acquiring a target outlet water temperature and a current water temperature in the second heating element; controlling the first port and the third port of the three-way valve to be communicated to discharge water based on the fact that the current water temperature is greater than the water discharge temperature threshold value; controlling a first port of the three-way valve to be communicated with a second port and controlling a second heating element to start heating based on the fact that the current water temperature is smaller than the outlet water temperature threshold value; and the outlet water temperature threshold value is equal to the difference value between the target outlet water temperature and the correction value.
According to the technical scheme, after receiving a water using request, the water processing device responds to the water using request, detects the target outlet water temperature of the water processing device and the current water temperature in the second heating element so as to obtain the target outlet water temperature and the current water temperature in the second heating element, determines a water temperature threshold according to the target outlet water temperature, and controls the three-way valve according to the current temperature and the outlet water temperature threshold. Specifically, when the current water temperature is greater than the outlet water temperature threshold value, the first port and the third port of the three-way valve are controlled to be communicated, namely the water treatment device is controlled to outlet water; and when the current water temperature is lower than the outlet water temperature threshold value, controlling the first port of the three-way valve to be communicated with the second port, so that the water flowing into the first port of the three-way valve flows back to the water tank through the second port to form new circulating water, and controlling the second heating element to be started to heat the water. According to the technical scheme, the control of the three-way valve is realized by acquiring the current water temperature and the water outlet temperature threshold, the control of the water outlet state of the water treatment device and the working state of the second heating element is further realized, the problem that the water outlet temperature of the water treatment device is low due to the fact that cold water is reserved in a pipeline where the second heating element is located is solved, the water outlet temperature of the water outlet device is ensured, and the accuracy of the control process of the first cup of water temperature of the water treatment device is further ensured.
It should be noted that, a correction value is stored in the water treatment device in advance, and a water temperature threshold is determined according to the target outlet water temperature and the correction value, that is, the difference value between the target outlet water temperature and the correction value is the outlet water temperature threshold.
In any of the above technical solutions, the value range of the correction value is 6 ℃ to 12 ℃.
In the technical scheme, the value of the corrected value is limited in the range of 6-12 ℃, so that on one hand, the problem that the outlet water temperature of the water treatment device is low due to too small outlet water temperature threshold caused by too large value of the corrected value is solved; on the other hand, the phenomenon that the water outlet temperature threshold value is too large and is relatively close to the water outlet temperature due to the fact that the value of the correction value is too small is avoided, the phenomenon that the water outlet temperature is rapidly increased due to the fact that the heating speed is high and then the temperature of the water outlet temperature is higher than the target water outlet temperature when the water outlet temperature flows out, and the use of a user is influenced is avoided, and the value range of the correction value is reasonably set, so that the water outlet temperature can meet the use requirements of the user. Therefore, in the technical scheme of the invention, the value of the corrected value is limited within the range of 6-12 ℃, so that the reasonability of the control process of the water outlet state of the water treatment device and the working state of the second heating element is ensured, and the water outlet temperature of the water treatment device is further ensured.
In any of the above technical solutions, the value range of the first power threshold is 80% to 100% of the rated power of the first heating element.
In the technical scheme, the value of the first power threshold is limited in the range of 80-100% of the rated power of the first heating element, so that on one hand, the problem that the heating speed of the first heating element is too low due to the fact that the value of the first power threshold is too small is solved; on the other hand, avoided because of the value of first power threshold value is too big, it is very fast to lead to the temperature rise of water temperature, and first heating member is in high power state resource waste for a long time. Therefore, the value of the first power threshold is limited in the range of 80% to 100% of the rated power of the first heating element, so that the heating speed of the first heating element is guaranteed, the service life of the first heating element is guaranteed, and the resource utilization is maximized.
In any of the above technical solutions, the step of controlling the second heating element to heat according to the second power threshold specifically includes: and controlling the voltage duty ratio of the second heating element to adjust the heating power of the second heating element.
In this technical scheme, through the voltage duty cycle of control second heating member, the heating power of adjustment second heating member to realize that the second heating member heats according to the second power threshold value. According to the technical scheme, the heating power of the second heating element is adjusted in a mode of controlling the duty ratio of the voltage, so that the heating process of the second heating element is more stable, and the stability of the second heating element in controlling the water temperature is ensured.
In any of the above technical solutions, the value of the second power threshold is less than or equal to 30% of the rated power of the second heating element.
In the technical scheme, the value of the second power threshold is limited within a range which is less than or equal to 30% of the rated power of the second heating element, so that the situation that the water temperature of water in the second heating element is too high, namely the water temperature is too high to be higher than the water outlet temperature threshold, heat waste is caused, and the user experience is reduced due to the fact that the second power threshold is set too high is avoided. Therefore, the value of the second power threshold is limited within the range of being less than or equal to 30% of the rated power of the second heating element, so that resources are saved, and the satisfaction degree of a user in the using process is increased.
It should be noted that the water in the second heating element has already been heated by the first heating element, that is, the second heating element is a supplement to the first heating element, and in order to ensure that the control process of the water temperature of the second heating element is more reasonable and accurate, the heating power of the first heating element to the water therein should be limited to a small range more reasonably.
According to another aspect of the present invention, there is provided a water treatment apparatus comprising: a water tank; the water tank is communicated with the first heating element; the pump is connected with the water tank and the first heating element; a first port of the three-way valve is communicated with the first heating element, a second port of the three-way valve is communicated with the water tank, and a third port of the three-way valve is used as a water outlet; and a memory storing a computer program; and a processor for executing the control method of the water treatment apparatus according to any one of the above aspects when the processor executes the computer program.
In the technical scheme, the water treatment device is provided with a water tank, a first heating element, a pump, a three-way valve, a memory and a processor, wherein the water tank is communicated with the first heating element, the first heating element is communicated with a first port of the three-way valve, the pump is connected with the water tank and the first heating element, the water tank is communicated with a second port of the three-way valve, a third port of the three-way valve is used as a water outlet, the memory stores a computer program, and the processor executes the control method of the water treatment device in any one of the technical schemes when executing the computer program. The water treatment device comprises two flow paths by arranging the three-way valve, wherein one flow path is a water outlet flow path, and particularly, water in the water tank enters the first heating element and then flows out through the first port and the third port of the three-way valve; and the water in the water tank flows back to the water tank through the first port and the second port of the three-way valve after passing through the first heating element, a first temperature threshold value and a first power value are stored in the water treatment device in advance, when the water treatment device is in a standby state, the first water temperature in the first heating element is detected to obtain the first water temperature in the first heating element, then the first water temperature is compared with the first temperature threshold value, and when the first water temperature is smaller than or equal to the first temperature threshold value, the first heating element is controlled to heat the water in the first heating element according to the first power threshold value, so that the water temperature of the first heating element can reach the first temperature threshold value. According to the technical scheme, the control of the temperature of the water in the first heating element is realized through the acquired first water temperature of the water treatment device in the standby state, and the water temperature of the water in the first heating element is ensured, so that the water outlet temperature of the water treatment device is ensured, the temperature of the initial cup of water of the water treatment device is further ensured, and the problem that the initial cup of water of the water treatment device in the related technology is low in temperature is solved.
In the above technical solution, the water treatment apparatus further includes: and two ends of the second heating element are respectively communicated with the first heating element and the first port, and the second heating element is used for reheating the water heated by the first heating element.
In this technical scheme, water treatment facilities still is provided with the second heating member, and wherein, the both ends of second heating member are linked together with the first mouthful of first heating member and three-way valve respectively. The water treatment device also stores a second temperature threshold value, when the water treatment device is in a standby state, water heated by the first heating element can enter the second heating element, the second water temperature in the second heating element is detected to obtain the second water temperature in the second heating element, the second water temperature is compared with the second temperature threshold value, when the second water temperature is smaller than or equal to the second temperature threshold value, the second heating element is controlled to heat the water in the second heating element according to the second power threshold value, the water temperature of the second heating element can reach the second temperature threshold value, the problem that the water temperature is reduced due to the fact that cold water is stored in a pipeline of the second heating element in the process that the water enters the second heating element after the first heating element is heated is avoided, and the temperature of the water in the second heating element is guaranteed. According to the technical scheme, the control of reheating the water heated by the first heating element is realized by controlling the water temperature of the second heating element, and the water outlet temperature of the water treatment device is further ensured, so that the temperature of the first cup of water of the water treatment device is more accurately ensured, and the accuracy of the control process of the temperature of the first cup of water of the water treatment device is further improved.
According to still another aspect of the present invention, there is provided a readable storage medium having stored thereon a computer program which, when executed by a processor, performs a method of controlling a water treatment apparatus according to any one of the above-described aspects.
The readable storage medium provided by the invention realizes the steps of the control method of the water treatment device according to any one of the above technical solutions when the processor executes the computer program, so that the readable storage medium has all the advantages of the control method of the water treatment device according to any one of the above technical solutions.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 shows one of the flow diagrams of a control method of a water treatment apparatus according to an embodiment of the present invention;
FIG. 2 is a second flow chart of a control method of a water treatment apparatus according to an embodiment of the present invention;
FIG. 3 is a third flowchart showing a control method of a water treatment apparatus according to an embodiment of the present invention;
FIG. 4 is a flow chart diagram illustrating a control method of an instant heating type water dispenser according to one embodiment of the invention;
fig. 5 is a schematic structural view showing a water treatment apparatus according to an embodiment of the present invention.
Wherein, the corresponding relationship between the reference numbers and the component names in fig. 5 is:
502 a water tank; 504 a first heating element; 506 a pump; 508 three-way valve; 5082 a first port; 5084 second port; 5086 a third opening; 510 a second heating element; 512 memory; 514 a processor.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention, taken in conjunction with the accompanying drawings and detailed description, is set forth below. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
In an embodiment of a first aspect of the present invention, a control method of a water treatment apparatus is provided, the water treatment apparatus including a water tank, a first heating element, and a three-way valve, the water tank being communicated with the first heating element, a first port of the three-way valve being communicated with the first heating element, a second port of the three-way valve being communicated with the water tank, and a third port of the three-way valve being a water outlet, and the control method of the water treatment apparatus is described in detail through the following first to third embodiments.
First embodiment, fig. 1 is a schematic flow chart illustrating a control method of a water treatment apparatus according to an embodiment of the present invention. Wherein, the control method of the water treatment device comprises the following steps:
102, enabling the water treatment device to be in a standby state, and acquiring a first water temperature in a first heating element;
104, judging whether the first water temperature is less than or equal to a first temperature threshold, if so, entering a step 106, and if not, returning to the step 102;
and 106, controlling the first heating element to heat according to the first power threshold value.
In the embodiment, the water treatment device is provided with a water tank, a first heating element and a three-way valve, wherein the water tank is communicated with the first heating element, the first heating element is communicated with a first port of the three-way valve, the water tank is communicated with a second port of the three-way valve, and a third port of the three-way valve is used as a water outlet; one is a backwater flow path, specifically, water in the water tank flows back into the water tank through a first port and a second port of a three-way valve after passing through a first heating element, a first temperature threshold value and a first power value are prestored in the water treatment device, when the water treatment device is in a standby state, the first water temperature in the first heating element is detected to obtain the first water temperature in the first heating element, then the first water temperature is compared with the first temperature threshold value, and when the first water temperature is smaller than or equal to the first temperature threshold value, the first heating element is controlled to heat the water in the first heating element according to the first power threshold value, so that the water temperature of the first heating element can reach the first temperature threshold value. In the embodiment of the invention, the control on the temperature of the water in the first heating element is realized through the acquired first water temperature of the water treatment device in the standby state, the water temperature of the water in the first heating element is ensured, the heat preservation treatment on the water in the first heating element is realized in the standby state, and further, when a water use request is received, the temperature of the first cup of water of the water treatment device can be ensured, so that the use experience of a user is improved.
The standby state is a state in which the water treatment apparatus is not in use when the water treatment apparatus is turned on.
In some embodiments, the first heating element may be a hot tank, and a temperature detection element is disposed in the hot tank for detecting the first water temperature to obtain the first water temperature.
In a second embodiment, the water treatment device further includes a second heating member, two ends of the second heating member are respectively communicated with the first heating member and the first port, the second heating member is used for reheating the water heated by the first heating member, and fig. 2 shows a second flow chart of the control method of the water treatment device according to the second embodiment of the invention. Wherein, the control method of the water treatment device comprises the following steps:
and step 206, controlling the second heating element to heat according to a second power threshold value.
In this embodiment, water treatment facilities still is provided with the second heating member, and wherein, the both ends of second heating member are linked together with the first mouth of first heating member and three-way valve respectively, through setting up the second heating member, realize the secondary heating to water, and then promote heating efficiency in order to satisfy the leaving water temperature demand as early as possible. The water treatment device also stores a second temperature threshold value, when the water treatment device is in a standby state, water heated by the first heating element can enter the second heating element, the second water temperature in the second heating element is detected to obtain the second water temperature in the second heating element, the second water temperature is compared with the second temperature threshold value, when the second water temperature is smaller than or equal to the second temperature threshold value, the second heating element is controlled to heat the water in the second heating element according to the second power threshold value, the water temperature of the second heating element can reach the second temperature threshold value, the problem that the water temperature is reduced due to the fact that cold water is stored in a pipeline of the second heating element in the process that the water enters the second heating element after the first heating element is heated is avoided, and the temperature of the water in the second heating element is guaranteed. In the embodiment of the invention, the control of reheating the water heated by the first heating element is realized by controlling the water temperature of the second heating element, and the water outlet temperature of the water treatment device is further ensured, so that the temperature of the first cup of water of the water treatment device is more accurately ensured, and the accuracy of the control process of the temperature of the first cup of water of the water treatment device is further improved.
In the above embodiment, in order to ensure the rationality of the water temperature control by the water treatment device, the second temperature threshold is limited to a range larger than the first temperature threshold.
In some embodiments, the second heating element may be a heat pipe, and a temperature detecting element is disposed in the heat pipe for detecting the second water temperature so as to obtain the second water temperature.
In a third embodiment, fig. 3 is a third schematic flow chart of a control method of a water treatment apparatus according to a third embodiment of the present invention. Wherein, the control method of the water treatment device comprises the following steps:
308, in a standby state, acquiring a second water temperature in the second heating element;
and step 320, controlling the first port of the three-way valve to be communicated with the second port, and controlling the second heating element to start heating, and returning to the step 314.
In this embodiment, after receiving the water usage request, the water processing device responds to the water usage request, detects a target outlet water temperature of the water processing device and a current water temperature in the second heating element to obtain the target outlet water temperature and the current water temperature in the second heating element, determines a water temperature threshold according to the target outlet water temperature, and controls the three-way valve according to the current temperature and the outlet water temperature threshold. Specifically, when the current water temperature is greater than the outlet water temperature threshold value, the first port and the third port of the three-way valve are controlled to be communicated, namely the water treatment device is controlled to outlet water; and when the current water temperature is lower than the outlet water temperature threshold value, controlling the first port of the three-way valve to be communicated with the second port, so that the water flowing into the first port of the three-way valve flows back to the water tank through the second port to form new circulating water, and controlling the second heating element to be started to heat the water. In the embodiment of the invention, the control on the three-way valve is realized by acquiring the current water temperature and the water outlet temperature threshold value, so that the control on the water outlet state of the water treatment device and the working state of the second heating element is realized, the problem of low water outlet temperature of the water treatment device caused by the residual cold water in the pipeline where the second heating element is positioned is avoided, the water outlet temperature of the water outlet device is ensured, and the accuracy of the control process on the temperature of the first cup of water of the water treatment device is further ensured.
It should be noted that, a correction value is stored in the water treatment device in advance, and a water temperature threshold is determined according to the target outlet water temperature and the correction value, that is, the difference value between the target outlet water temperature and the correction value is the outlet water temperature threshold.
In any of the above embodiments, the correction value ranges from 6 ℃ to 12 ℃.
In the embodiment, the value of the correction value is limited in the range of 6-12 ℃, so that on one hand, the problem that the outlet water temperature of the water treatment device is low due to too small outlet water temperature threshold caused by too large value of the correction value is avoided; on the other hand, the phenomenon that the outlet water temperature threshold value is too large and is relatively close to the outlet water temperature due to the fact that the value of the correction value is too small is avoided, the phenomenon that the outlet water temperature is rapidly increased due to the fact that the heating speed is high, the outlet water temperature is higher than the target outlet water temperature when the outlet water temperature flows out to affect use of a user is avoided, and the outlet water temperature can meet the use requirement of the user by reasonably setting the value range of the correction value. Therefore, in the embodiment of the invention, the value of the corrected value is limited within the range of 6-12 ℃, so that the reasonability of the control process of the water outlet state of the water treatment device and the working state of the second heating element is ensured, and the water outlet temperature of the water treatment device is further ensured.
In any of the above embodiments, the first power threshold is in a range of 80% to 100% of the rated power of the first heating element.
In the embodiment, the value of the first power threshold is limited in the range of 80-100% of the rated power of the first heating element, so that on one hand, the problem that the heating speed of the first heating element is too low due to the fact that the value of the first power threshold is too small is avoided; on the other hand, avoided because of the value of first power threshold value is too big, it is very fast to lead to the temperature rise of water temperature, and first heating member is in high power state resource waste for a long time. Therefore, the value of the first power threshold is limited in the range of 80% to 100% of the rated power of the first heating element, so that the heating speed of the first heating element is guaranteed, the service life of the first heating element is guaranteed, and the resource utilization is maximized.
In any of the above embodiments, the step of controlling the second heating element to heat according to the second power threshold specifically includes: and controlling the voltage duty ratio of the second heating element to adjust the heating power of the second heating element.
In this embodiment, the heating power of the second heating member is adjusted by controlling the voltage duty cycle of the second heating member to achieve heating of the second heating member in accordance with the second power threshold. According to the embodiment of the invention, the heating power of the second heating element is adjusted in a mode of controlling the voltage duty ratio, so that the heating process of the second heating element is more stable, and the stability of the second heating element on water temperature control is ensured.
In any of the above embodiments, the second power threshold value is less than or equal to 30% of the rated power of the second heating element.
In this embodiment, the value of the second power threshold is limited to be within a range that is less than or equal to 30% of the rated power of the second heating element, so as to avoid that the temperature of water in the second heating element is too high, that is, too high above the outlet water temperature threshold, which causes heat waste and reduces the user experience because the second power threshold is set too high, so that the heating speed of the second heating element is too high. Therefore, the value of the second power threshold is limited to be within a range which is less than or equal to 30% of the rated power of the second heating element, so that resources are saved, and the satisfaction degree of a user in the using process is increased.
It should be noted that the water in the second heating element has already been heated by the first heating element, that is, the second heating element is a supplement to the first heating element, and in order to ensure that the control process of the water temperature of the second heating element is more reasonable and accurate, the heating power of the first heating element to the water therein should be limited to a small range more reasonably.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The water treatment device provided by the embodiment is an instant heating type water dispenser, as shown in fig. 5, and includes: a water tank 502, a first heating member 504, a second heating member 510, a pump 506, a three-way valve 508, wherein the water tank 502 and the first heating member 504 are communicated; a pump 506 is connected to the water tank 502 and the first heating member 504; both ends of the second heating member 510 are respectively communicated with the first heating member 504 and a first port 5082 of a three-way valve 508, a second port 5084 of the three-way valve 508 is communicated with the water tank 502, and a third port 5086 of the three-way valve 508 serves as a water outlet; wherein the first heating member 504 is a hot tank, the second heating member 510 is an instant heating pipe, and a three-way valve 508 and a water pump are provided, the three-way valve 508 is used for forming a water outlet waterway of a water tank-hot tank-water pump-instant heating pipe-water outlet, or forming a water return waterway of a water tank-hot tank-water pump-instant heating pipe-water tank; the water pump can ensure that water flows according to the water outlet waterway and the return waterway.
In this embodiment, the valves of the three-way valve 508 are controlled, so that the water treatment apparatus forms two flow paths, namely, an effluent flow path and a return flow path. Specifically, the first port and the third port of the three-way valve 508 are controlled to be opened, so that water in the water tank 502 enters the hot tank and then flows out through the first port and the third port of the three-way valve 508 to form a water outlet flow path; by controlling the opening of the first port and the second port of the three-way valve 508, the water in the water tank 502 flows back to the water tank 502 through the first port and the second port of the three-way valve 508 after passing through the hot tank, so as to form a return water flow path.
Fig. 4 shows a flow chart of a control method of the instant heating type water dispenser. Wherein, the control method of the water treatment device comprises the following steps:
418, heating the water in the heat pipe by the heat pipe with the rated power of 1/6 of the heat pipe;
and 426, controlling the three-way valve to form a backflow water path, controlling the heat pipe to start heating, and returning to the step 420.
In the embodiment, the instant heating type water dispenser is heated in two stages, wherein the first stage is heating of the hot tank, and the hot tank can heat the first temperature of water in the hot tank to a first temperature threshold value through constant power; the second stage is instant heating pipe heating, the second temperature of water in the instant heating pipe is rapidly heated to a second temperature threshold value, and the temperature is maintained, wherein the instant heating pipe is controlled by a silicon controlled rectifier, and the power of the instant heating pipe can be adjusted by adjusting the voltage duty ratio.
When the hot tank is in a standby state, the hot tank can detect the current first temperature of water in the hot tank through a temperature detection piece in the hot tank, when the first temperature of the water in the hot tank is lower than a first temperature threshold value, the hot tank is started to heat, and when the first temperature of the water is heated to the first temperature threshold value, the heating is stopped; when the instant heating pipe is in a standby state, the main control system can detect a second temperature of water in the instant heating pipe through the temperature detection piece in the instant heating pipe, when the second temperature of the water in the instant heating pipe is lower than a second temperature threshold value, a heat preservation function of the instant heating pipe is started, the instant heating pipe is controlled to heat the water in the instant heating pipe with one sixth of rated power, when the second temperature of the water in the instant heating pipe is higher than or equal to the second temperature threshold value, heating is stopped, and the second temperature threshold value is larger than the first temperature threshold value. When the instant heating type water dispenser receives a water outlet instruction, when the second temperature of water in the instant heating pipe is less than or equal to the water outlet temperature threshold value, a valve of the three-way valve is adjusted, a water loop in the instant heating type water dispenser is adjusted to a backflow waterway, so that water flows into the water tank and is continuously heated by the instant heating pipe; when the second temperature of the water in the instant heating pipe is greater than the water outlet temperature threshold value, the valve of the three-way valve is adjusted, the water loop in the instant heating type water dispenser is adjusted to the water outlet waterway, and the instant heating type water dispenser starts to discharge water so as to ensure the temperature of the first cup of water. And the outlet water temperature threshold value is equal to the difference value of the target outlet water temperature and the correction value.
It should be noted that the form of the Temperature detection member is not limited in the present invention, and an NTC (Negative Temperature coefficient, thermistor phenomenon and material) form Temperature detection member may be used.
According to another aspect of the present invention, there is provided a water treatment apparatus comprising: a memory 512, the memory 512 storing a computer program; a processor 514, the processor 514 executing the computer program to execute the control method of the water treatment device in any of the above embodiments.
In this embodiment, as shown in fig. 5, the water treatment apparatus is provided with a water tank 502, a first heating member 504, a pump 506, a three-way valve 508, a memory 512, and a processor 514, wherein the water tank 502 is communicated with the first heating member 504, the first heating member 504 is communicated with a first port 5082 of the three-way valve, the pump 506 is connected with the water tank 502 and the first heating member 504, the water tank 502 is communicated with a second port 5084 of the three-way valve, a third port 5086 of the three-way valve is used as a water outlet, the memory 512 stores a computer program, and the processor 514 executes the computer program to perform the control method of the water treatment apparatus as in any one of the above embodiments. The water treatment device is characterized in that a first temperature threshold and a first power value are prestored, when the water treatment device is in a standby state, a first water temperature in the first heating element 504 is detected to obtain the first water temperature in the first heating element 504, the first water temperature is compared with the first temperature threshold, and when the first water temperature is smaller than or equal to the first temperature threshold, the first heating element 504 is controlled to heat water in the first heating element 504 according to the first power threshold, so that the water temperature of the first heating element 504 can reach the first temperature threshold. In the embodiment of the invention, the temperature of the water in the first heating member 504 is controlled by the acquired first water temperature of the water treatment device in the standby state, and the water temperature of the water in the first heating member 504 is ensured, so that the water outlet temperature of the water treatment device is ensured, the temperature of the first cup of water of the water treatment device is further ensured, and the problem of low temperature of the first cup of water of the water treatment device in the related art is solved.
In some embodiments, the water treatment device may be a hot water dispenser, a direct drinking machine, a tea making machine, a coffee making machine, etc. without limitation, and the first heating member 504 may be a hot tank without limitation.
In the above embodiment, as shown in fig. 5, the water treatment apparatus is further provided with the second heating member 510, wherein both ends of the second heating member 510 are respectively communicated with the first heating member 504 and the first port 5082 of the three-way valve. The water treatment device also stores a second temperature threshold, when the water treatment device is in a standby state, water heated by the first heating element 504 enters the second heating element 510, the second water temperature in the second heating element 510 is detected to obtain the second water temperature in the second heating element 510, the second water temperature is compared with the second temperature threshold, when the second water temperature is smaller than or equal to the second temperature threshold, the second heating element 510 is controlled to heat the water in the second heating element 510 according to the second power threshold, the water temperature of the second heating element 510 can reach the second temperature threshold, the problem that the water temperature is reduced due to the fact that cold water is stored in a pipeline of the water entering the second heating element 510 after the water is heated by the first heating element 504 is avoided, and the temperature of the water in the second heating element 510 is guaranteed. In the embodiment of the invention, the control of reheating the water heated by the first heating member 504 is realized by controlling the water temperature of the second heating member 510, and the outlet water temperature of the water treatment device is further ensured, so that the temperature of the first cup of water of the water treatment device is more accurately ensured, and the accuracy of the control process of the temperature of the first cup of water of the water treatment device is further improved.
According to still another aspect of the present invention, there is provided a readable storage medium having stored thereon a computer program which, when executed by a processor, performs a control method of a water treatment apparatus as in any one of the above embodiments.
The readable storage medium provided by the present invention, when the processor executes the computer program, implements the steps of the control method of the water treatment apparatus according to any of the above embodiments, and therefore, the readable storage medium includes all the beneficial effects of the control method of the water treatment apparatus according to any of the above embodiments.
In the description of the present specification, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the terms "connected," "mounted," "secured," and the like are to be construed broadly and may include, for example, fixed connections, direct connections, and indirect connections through intervening media. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present specification, the description of "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A control method of a water treatment apparatus including a water tank, a first heating member, and a three-way valve, the water tank being in communication with the first heating member, a first port of the three-way valve being in communication with the first heating member, a second port of the three-way valve being in communication with the water tank, and a third port of the three-way valve serving as a water outlet, the control method comprising:
the water treatment device is in a standby state, and first water temperature in the first heating element is obtained;
controlling the first heating element to heat according to a first power threshold value based on the first water temperature being less than or equal to a first temperature threshold value;
the water treatment device further comprises a second heating element, two ends of the second heating element are respectively communicated with the first heating element and the first port, the second heating element is used for reheating the water heated by the first heating element, and the control method further comprises the following steps:
in the standby state, acquiring a second water temperature in the second heating element;
and controlling the second heating element to heat according to a second power threshold value based on the second water temperature being less than or equal to a second temperature threshold value.
2. The control method of a water treatment apparatus according to claim 1, characterized by further comprising:
responding to a water using request, and acquiring a target outlet water temperature and a current water temperature in the second heating element;
based on the fact that the current water temperature is larger than a water outlet temperature threshold value, controlling the first port and the third port of the three-way valve to be communicated to discharge water;
controlling the first port of the three-way valve to be communicated with the second port and controlling the second heating element to start heating based on the fact that the current water temperature is smaller than the outlet water temperature threshold value;
and the outlet water temperature threshold is equal to the difference value between the target outlet water temperature and the correction value.
3. The control method of a water treatment apparatus according to claim 2,
the value range of the correction value is 6 ℃ to 12 ℃.
4. The control method of a water treatment apparatus according to any one of claims 1 to 3,
the value range of the first power threshold is 80% to 100% of the rated power of the first heating element.
5. The control method of the water treatment device according to claim 2 or 3, wherein the step of controlling the second heating member to heat according to a second power threshold specifically comprises:
and controlling the voltage duty ratio of the second heating element to adjust the heating power of the second heating element.
6. The control method of a water treatment apparatus according to claim 5,
the value of the second power threshold is less than or equal to 30% of the rated power of the second heating element.
7. A water treatment device, comprising:
a water tank;
the water tank is communicated with the first heating element;
a pump connected to the water tank and the first heating member;
a first port of the three-way valve is communicated with the first heating element, a second port of the three-way valve is communicated with the water tank, and a third port of the three-way valve is used as a water outlet; and
a memory storing a computer program;
a processor which, when executing the computer program, performs the control method of the water treatment apparatus according to any one of claims 1 to 6.
8. The water-treating device of claim 7, further comprising:
and two ends of the second heating element are respectively communicated with the first heating element and the first port, and the second heating element is used for reheating the water heated by the first heating element.
9. A readable storage medium on which a computer program is stored, the computer program, when executed by a processor, performing a control method of a water treatment apparatus according to any one of claims 1 to 6.
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| CN113483485B (en) * | 2021-07-21 | 2022-10-04 | 佛山市顺德区基诺德电器制造有限公司 | Heating method of instant electric water heater and instant electric water heater |
| CN114278530B (en) * | 2021-12-24 | 2024-03-15 | 浙江利欧环境科技有限公司 | Water pump energy-saving control method of secondary water supply equipment |
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