CN115477345A - Control method for water purifier and water purifier - Google Patents
Control method for water purifier and water purifier Download PDFInfo
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- CN115477345A CN115477345A CN202210317230.5A CN202210317230A CN115477345A CN 115477345 A CN115477345 A CN 115477345A CN 202210317230 A CN202210317230 A CN 202210317230A CN 115477345 A CN115477345 A CN 115477345A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 354
- 238000000034 method Methods 0.000 title claims abstract description 62
- 238000010438 heat treatment Methods 0.000 claims abstract description 92
- 230000002159 abnormal effect Effects 0.000 claims abstract description 59
- 238000000746 purification Methods 0.000 claims abstract description 4
- 238000009841 combustion method Methods 0.000 abstract description 3
- 230000005856 abnormality Effects 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
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Abstract
The invention relates to the technical field of water purification equipment, and particularly provides a control method for a water purifier and the water purifier. The water purifier comprises a water storage component, an instant heating type water heating component, a water outlet nozzle, a first pipeline, a second pipeline, a water pump and an electric control valve, wherein the water storage component is communicated with the water inlet end of the water heating component through the first pipeline; the control method of the invention comprises the following steps: judging whether the water pump is abnormal or not in the running process of a water heating component of the water purifier; and selectively stopping the water heating component according to the judgment result. Through such setting, when the water pump appears unusually, can make water heating element bring to rest in time, avoid water heating element the condition of dry combustion method to appear to can avoid causing the fire, greatly improve the security of purifier.
Description
Technical Field
The invention relates to the technical field of water purification equipment, and particularly provides a control method for a water purifier and the water purifier.
Background
Along with the improvement of living standard of people, the industrialization degree is accelerated, and the harm degree of water pollution to human bodies is heavier and heavier, so that the water purifying equipment is increasingly popularized under the trend.
The present purifier is except possessing purification performance, still has heating function, and in the heating waterway system of current purifier, for reaching the accurate control of leaving water temperature, can adopt instant heating type's water heating subassembly to heat, is different from traditional hot jar heating, and hot jar heating is generally with the water heating after, stores the heat preservation in jar the inside, and the water need be boiled again at every turn using up, and the temperature of leaving water is uncontrollable.
However, the water purifier adopting the instant heating type water heating component has the risk that the water heating component is dried, and when the water heating component is dried, fire is easily caused, so that the property and the life safety of a user are harmed.
Therefore, there is a need in the art for a new solution to the above problems.
Disclosure of Invention
The invention aims to solve the technical problem, namely, the problem that the water heating component of the existing water purifier adopting the instant heating type water heating component has the risk of dry heating.
In a first aspect, the present invention provides a control method for a water purifier, where the water purifier includes a water storage member, an instant heating type water heating component, a water outlet nozzle, a first pipeline, a second pipeline, a water pump, and an electronic control valve, a water outlet of the water storage member is communicated with one end of the first pipeline, another end of the first pipeline is communicated with a water inlet of the water heating component, a water outlet of the water heating component is communicated with one end of the second pipeline, another end of the second pipeline is communicated with the water outlet nozzle, the water pump is disposed on the first pipeline, the water pump can pump water in the water storage member to the water heating component, the electronic control valve is disposed on the second pipeline, and the electronic control valve can control an on-off state of the second pipeline, and the control method includes: judging whether the water pump is abnormal or not in the running process of the water heating assembly; and selectively stopping the water heating component according to the judgment result.
In a preferred embodiment of the above method for controlling a water purifier, the step of "selectively stopping the operation of the water heating unit according to the determination result" includes: if the water pump is judged to be abnormal, stopping the operation of the water heating component; and if the water pump is judged not to be abnormal, the water heating assembly is not stopped.
In an preferable technical solution of the control method for a water purifier, the step of "determining whether the water pump is abnormal" includes: acquiring real-time working current of the water pump; and judging whether the water pump is abnormal or not according to the real-time working current.
In an preferable technical solution of the control method for a water purifier, the step of determining whether the water pump is abnormal according to the real-time operating current specifically includes: comparing the real-time working current with a preset current; and if the duration time of the real-time working current which is less than the preset current reaches a first preset time, judging that the water pump is abnormal.
In an preferable technical solution of the control method for a water purifier, the step of "determining whether the water pump is abnormal" includes: acquiring real-time water flow in the first pipeline; and judging whether the water pump is abnormal or not according to the real-time water flow.
In an optimal technical solution of the above control method for a water purifier, the step of "determining whether the water pump is abnormal according to the real-time water flow" includes: comparing the real-time water flow with a preset flow; and if the real-time water flow is smaller than the duration time of the preset flow and reaches a second preset time, judging that the water pump is abnormal.
In a preferred technical solution of the above control method for a water purifier, the water purifier further includes an alarm device, and the control method further includes: when it is determined that the water pump is abnormal, and enabling the alarm device to give an alarm.
In a preferred technical solution of the above control method for a water purifier, the alarm device is an audible alarm device.
In the above preferred technical solution of the control method for a water purifier, the alarm device is a light alarm device.
In a second aspect, the present invention also provides a water purifier, which comprises a controller configured to perform the control method described above.
Under the condition of adopting the technical scheme, the water purifier comprises a water storage component, an instant heating type water heating component, a water outlet nozzle, a first pipeline, a second pipeline, a water pump and an electric control valve, wherein a water outlet of the water storage component is communicated with one end of the first pipeline, the other end of the first pipeline is communicated with a water inlet end of the water heating component, a water outlet end of the water heating component is communicated with one end of the second pipeline, the other end of the second pipeline is communicated with the water outlet nozzle, the water pump is arranged on the first pipeline, the water pump can pump water in the water storage component to the water heating component, the electric control valve is arranged on the second pipeline, and the electric control valve can control the on-off state of the second pipeline; the control method of the invention comprises the following steps: judging whether the water pump is abnormal or not in the running process of a water heating component of the water purifier; and selectively stopping the water heating component according to the judgment result. Through the in-process at the water heating element operation of purifier, it is right the running state of water pump monitors, judges whether the water pump appears unusually, so that when the water pump appears unusually, make in time water heating element bring to rest, avoid the condition that the water heating element appears dry combustion method to can avoid causing the fire, greatly improve the security of purifier.
Further, the water purifier of the present invention further comprises an alarm device, and the control method of the present invention further comprises: and when the water pump is judged to be abnormal, the alarm device gives an alarm. Through the arrangement, when the water pump is abnormal, the alarm device can give an alarm to remind a user of checking and timely removing faults.
In addition, the water purifier further provided on the basis of the technical scheme has the technical effects of the control method due to the adoption of the control method, and compared with the water purifier before improvement, the water purifier disclosed by the invention can greatly reduce the risk of dry burning of the water heating component and improve the safety of the water purifier.
Drawings
Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the system connections of the water purifier of the present invention;
FIG. 2 is a flow chart of a control method of the present invention;
FIG. 3 is a flow chart of a first embodiment of the control method of the present invention;
fig. 4 is a flowchart of a second embodiment of the control method of the present invention.
List of reference numerals:
1. a water storage member; 2. a water heating assembly; 3. a water outlet nozzle; 4. a first pipeline; 5. a second pipeline; 6. a water pump; 7. an electrically controlled valve; 8. a flow meter.
Detailed Description
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It will be appreciated by those skilled in the art that in the description of the invention, although the steps of the control method of the invention are described in a particular order in the present application, the order is not limiting and that the steps may be performed in a different order by those skilled in the art without departing from the basic principles of the invention.
It should be noted that in the description of the present invention, the terms "top", "bottom", "left", "right", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Based on the problem that the existing water purifier adopting the instant heating type water heating component has the risk of dry burning of the water heating component, the invention provides a control method for the water purifier and the water purifier, and aims to monitor the running state of a water pump so as to timely stop the water heating component from running when the water pump is abnormal, so as to avoid the dry burning of the water heating component.
Referring to fig. 1, fig. 1 is a schematic system connection diagram of a water purifier according to the present invention.
As shown in fig. 1, the water purifier of the present invention includes a water storage member 1, an instant heating type water heating assembly 2, a water outlet nozzle 3, a first pipeline 4, a second pipeline 5, a water pump 6 and an electric control valve 7, wherein a water outlet of the water storage member 1 is communicated with one end of the first pipeline 4, the other end of the first pipeline 4 is communicated with a water inlet of the water heating assembly 2, a water outlet of the water heating assembly 2 is communicated with one end of the second pipeline 5, the other end of the second pipeline 5 is communicated with the water outlet nozzle 3, the water pump 6 is disposed on the first pipeline 4, the water pump 6 can send the water pump 6 in the water storage member 1 to the water heating assembly 2, the electric control valve 7 is disposed on the second pipeline 5, and the electric control valve 7 can control the on-off state of the second pipeline 5.
The water heating component 2, the water pump 6 and the electric control valve 7 are all in communication connection with a controller of the water purifier, purified water is stored in the water storage component 1, when a user needs to prepare hot water, the controller of the water purifier controls the electric control valve 7 to be opened so as to connect the second pipeline 5, the water heating component 2 is enabled to operate, and the water pump 6 in the water storage component 1 is sent to the water heating component 2 through the water pump 6 to be heated.
The water in the water storage member 1 is injected into the water heating component 2 along the first pipeline 4, and after being heated by the water heating component 2, flows to the water outlet nozzle 3 along the second pipeline 5, and is discharged from the water outlet nozzle 3.
It should be noted that the water storage component 1 may be a normal temperature water storage tank, in case of a water purifier with a preheating bladder tank, the water storage component 1 may also be the preheating bladder tank, etc., and such flexible adjustment and change do not depart from the principle and scope of the present invention, and should be limited within the protection scope of the present invention.
In addition, it should be noted that the water purifier of the present invention has some conventional structures of the water purifier, such as a PPC filter element, an RO membrane, etc., besides the above-mentioned structures, and since the relevance of these structures to the technical solution of the present invention is not great, it is not repeated herein.
Based on the water purifier, the invention mainly provides a control method for the water purifier.
As shown in fig. 2, fig. 2 is a flow chart of the control method of the present invention, and during the operation of the water heating assembly 2 of the water purifier, the control method of the present invention comprises the following steps:
s100: judging whether the water pump 6 is abnormal or not;
s200: and selectively stopping the water heating component 2 according to the judgment result.
In step S200, the step of "selectively stopping the operation of the water heating assembly 2 according to the determination result" specifically includes: if the water pump 6 is judged to be abnormal, the water heating component 2 is stopped to operate; if it is determined that the water pump 6 is not abnormal, the operation of the water heating assembly 2 is not stopped.
In the process of preparing hot water by the water purifier, the water heating component 2 and the water pump 6 need to operate, and in the process of operating the water pump 6, purified water in the water storage component 1 is continuously injected into the water heating component 2.
When the water pump 6 is abnormal, the pure water injected into the water heating assembly 2 is sharply reduced or even interrupted, thereby causing the water heating assembly 2 to be dry-burned.
Through the in-process at the operation of the water heating element 2 of purifier, it is right the running state of water pump 6 is monitored, judges whether water pump 6 appears unusually, so that when the water pump 6 appears unusually, make in time water heating element 2 shut down avoids the condition that water heating element 2 appears dry combustion method to can avoid causing the fire, greatly improve the security of purifier.
It should be noted that, in practical applications, whether the water pump 6 is abnormal or not may be determined by directly detecting parameters of the water pump 6, or whether the water pump 6 is abnormal or not may be determined by detecting the flow rate of the water in the first pipeline 4, or whether the water pump 6 is abnormal or not may be determined by detecting the falling speed of the water in the water storage member 1, and the like, and such flexible adjustment and change do not depart from the principle and scope of the present invention, and should be limited within the protection scope of the present invention.
The technical solution of the present invention will be described in detail below with reference to three specific embodiments.
Example one
A first embodiment of the control method of the present invention is described in detail below with reference to fig. 3, wherein fig. 3 is a flowchart of a first embodiment of the control method of the present invention.
As shown in fig. 3, in the process of operating the water heating component 2 of the water purifier, the control method of the embodiment includes the following steps:
s110: and acquiring the real-time working current of the water pump 6.
Illustratively, an ammeter is installed in the water pump 6 and is in communication connection with a controller of the water purifier, so that current data of the water pump 6 can be transmitted to the controller in time.
S130: and judging whether the real-time working current is smaller than a preset current or not.
The controller of the water purifier stores a numerical value of preset current, compares the real-time working current of the water pump 6 with the preset current after receiving the real-time working current of the water pump 6 transmitted by the ammeter, and judges whether the water pump 6 is abnormal or not according to a comparison result of the real-time working current and the preset current.
When the real-time working current of the water pump 6 is less than the preset current, the possibility of abnormality of the water pump 6 is relatively high, and in this case, step S150 is executed next; on the contrary, when the real-time current of the water pump 6 is not less than the preset current, it means that the possibility of abnormality of the water pump 6 is very small, in this case, the step S110 is continuously performed.
That is, in the present embodiment, whether the water pump 6 is abnormal is determined according to the real-time operating current of the water pump 6.
It should be noted that, in practical applications, after the real-time working current of the water pump 6 is obtained, the difference between the real-time working current and the preset current may be calculated first, and then whether the water pump 6 is abnormal is determined according to the magnitude of the difference, or the ratio between the real-time working current and the preset current may be calculated first, and then whether the water pump 6 is abnormal is determined according to the magnitude of the ratio, and the like.
In addition, it should be noted that, in practical applications, a person skilled in the art may flexibly set a specific value of the preset current according to experience or experiments, as long as whether the water pump 6 is possibly abnormal can be determined by the critical point determined by the preset current.
Preferably, before comparing the real-time operating current with the preset current, the control method of this embodiment further includes: acquiring the model of the water pump 6; a preset current corresponding to the model of the water pump 6 is acquired.
That is to say, a plurality of preset currents are stored in the controller of the water purifier, each preset current corresponds to one type of the water pump 6, before judgment, the type of the water pump 6 is obtained, and then the preset currents are determined according to the type of the water pump 6.
Through the controller at the purifier in store a plurality of with the water pump 6 of different models correspond predetermine the electric current, when needs are changed water pump 6, can have multiple selection, the change of the water pump 6 of being convenient for.
S150: and judging whether the duration time of the real-time working current which is less than the preset current reaches a first preset time.
When the real-time working current of the water pump 6 is judged to be smaller than the preset current, whether the duration time of the real-time working current smaller than the preset current reaches a first preset time is further judged, if the duration time of the real-time working current smaller than the preset current does not reach the first preset time, the possibility that the water pump 6 is abnormal is low, and in this case, the step S110 is continuously executed; on the contrary, if the real-time operation current of the water pump 6 is less than the duration of the preset current for the first preset time, it means that the possibility of abnormality of the water pump 6 is very high, in this case, the step S210 is performed next even if the water heating assembly 2 stops operating.
It should be noted that, in practical applications, a person skilled in the art may flexibly set the specific value of the first preset time according to experiments or experience.
S210: the water heating assembly 2 is deactivated.
When the real-time working current of the water pump 6 is smaller than the duration time of the preset current reaches the first preset time, the water pump 6 can be judged to be abnormal, under the condition, the water heating assembly 2 is stopped to run in time, and the situation that the water heating assembly 2 is dried can be avoided.
Preferably, the water purifier of the present invention further includes an alarm device, and the control method of this embodiment further includes: and when the water pump 6 is judged to be abnormal, the alarm device gives an alarm.
The alarm device gives an alarm to remind a user to check in time and discharge faults as soon as possible.
It should be noted that, in practical applications, the alarm device may be an audio alarm device, and when it is determined that the water pump 6 of the water purifier is abnormal, the audio alarm device may emit an alarm sound, for example, the audio alarm device may emit a buzzer sound, or the alarm device may be a light alarm device, and when it is determined that the water pump 6 of the water purifier is abnormal, the light alarm device may display an alarm color, for example, the light alarm device may display a red color, and the specific type of the alarm device may be adjusted and changed without departing from the principle and scope of the present invention, which should be limited within the protection scope of the present invention.
Example two
A second embodiment of the control method of the present invention is described in detail below with reference to fig. 4, wherein fig. 4 is a flowchart of a second embodiment of the control method of the present invention.
As shown in fig. 4, in the process of operating the water heating component 2 of the water purifier, the control method of the embodiment includes the following steps:
s120: and acquiring the real-time water flow of the first pipeline 4.
Illustratively, as shown in fig. 1, a flow meter 8 is installed in the first pipeline 4, and the flow meter 8 is connected with the controller of the water purifier in a communication way so as to transmit the water flow data of the first pipeline 4 to the controller in time.
S140: and judging whether the real-time water flow is smaller than the preset flow.
The controller of the water purifier stores a preset flow value, compares the real-time water flow of the first pipeline 4 with the preset flow after receiving the real-time water flow of the first pipeline 4 transmitted by the flowmeter 8, and judges whether the water pump 6 is abnormal or not according to the comparison result of the real-time water flow of the first pipeline 4 and the preset flow.
When the real-time water flow of the first pipeline 4 is smaller than the preset flow, the possibility of abnormality of the water pump 6 is high, and in this case, step S160 is executed next; on the contrary, when the real-time current of the first pipeline 4 is not less than the preset flow rate, it is very low to indicate that the water pump 6 is abnormal, and in this case, the step S120 is continuously performed.
That is, in the present embodiment, it is determined whether the water pump 6 is abnormal or not according to the real-time water flow rate of the first pipeline 4.
It should be noted that, in practical applications, after the real-time water flow of the first pipeline 4 is obtained, the difference between the real-time water flow and the preset flow may be calculated first, and then whether the water pump 6 is abnormal is determined according to the magnitude of the difference, or the ratio between the real-time water flow and the preset flow may be calculated first, and then whether the water pump 6 is abnormal is determined according to the magnitude of the ratio, and the like.
In addition, it should be noted that, in practical applications, a person skilled in the art may flexibly set a specific value of the preset flow rate according to experience or experiments, as long as whether the water pump 6 is likely to be abnormal can be determined by the critical point determined by the preset flow rate.
S160: and judging whether the duration time of the real-time water flow smaller than the preset flow reaches a second preset time.
When the real-time water flow of the first pipeline 4 is judged to be smaller than the preset flow, whether the duration time that the real-time water flow is smaller than the preset flow reaches a second preset time is further judged, if the duration time that the real-time water flow of the first pipeline 4 is smaller than the preset flow does not reach the second preset time, the possibility that the water pump 6 is abnormal is low, and in this case, the step S120 is continuously executed; on the contrary, if the real-time water flow rate of the first pipeline 4 is less than the preset flow rate for a second preset time, it indicates that the water pump 6 has a high possibility of abnormality, in this case, step S210 is performed next, even if the water heating assembly 2 stops operating.
It should be noted that, in practical applications, a person skilled in the art may flexibly set the specific value of the second preset time according to experiments or experience.
S210: the water heating assembly 2 is deactivated.
When the real-time water flow of the first pipeline 4 is smaller than the duration of the preset flow and reaches the second preset time, it can be determined that the water pump 6 is abnormal, under the condition, the water heating assembly 2 is stopped in time, and the situation that the water heating assembly 2 is dried can be avoided.
Preferably, the water purifier of the present invention further includes an alarm device, and the control method of this embodiment further includes: and when the water pump 6 is judged to be abnormal, the alarm device gives an alarm.
The alarm device gives an alarm to remind a user to check in time and discharge faults as soon as possible.
It should be noted that, in practical applications, the alarm device may be an audio alarm device, and when it is determined that the water pump 6 of the water purifier is abnormal, the audio alarm device may emit an alarm sound, for example, the audio alarm device may emit a buzzer sound, or the alarm device may be a light alarm device, and when it is determined that the water pump 6 of the water purifier is abnormal, the light alarm device may display an alarm color, for example, the light alarm device may display a red color, and the specific type of the alarm device may be adjusted and changed without departing from the principle and scope of the present invention, which should be limited within the protection scope of the present invention.
EXAMPLE III
In this embodiment, whether the water pump 6 is abnormal or not is determined according to the real-time operating current of the water pump 6 and the real-time water flow rate of the first pipeline 4.
Specifically, when the duration that the real-time working current of the water pump 6 is smaller than the preset current reaches a first preset time, or when the duration that the real-time water flow of the first pipeline 4 is smaller than the preset flow reaches a second preset time, it is determined that the water pump 6 is abnormal, so that the water heating assembly 2 of the water purifier stops operating.
It should be noted that the method for controlling a water purifier provided in this embodiment may be stored as a program in a computer-readable storage medium. The storage medium includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) or a processor (processor) to perform some steps of the methods according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (10)
1. A control method for a water purifier is characterized in that the water purifier comprises a water storage component, an instant heating type water heating component, a water outlet nozzle, a first pipeline, a second pipeline, a water pump and an electric control valve, wherein a water outlet of the water storage component is communicated with one end of the first pipeline, the other end of the first pipeline is communicated with a water inlet end of the water heating component, a water outlet end of the water heating component is communicated with one end of the second pipeline, the other end of the second pipeline is communicated with the water outlet nozzle, the water pump is arranged on the first pipeline, the water pump can pump water in the water storage component to the water heating component, the electric control valve is arranged on the second pipeline, and the electric control valve can control the on-off state of the second pipeline, and the control method comprises the following steps:
judging whether the water pump is abnormal or not in the running process of the water heating assembly;
and selectively stopping the water heating component according to the judgment result.
2. The control method according to claim 1, wherein the step of selectively stopping the operation of the water heating unit according to the determination result specifically includes:
if the water pump is judged to be abnormal, stopping the operation of the water heating assembly;
and if the water pump is judged not to be abnormal, the water heating assembly is not stopped.
3. The control method according to claim 1, wherein the step of determining whether the water pump is abnormal specifically includes:
acquiring real-time working current of the water pump;
and judging whether the water pump is abnormal or not according to the real-time working current.
4. The control method according to claim 3, wherein the step of determining whether the water pump is abnormal according to the real-time operating current specifically comprises:
comparing the real-time working current with a preset current;
and if the duration time of the real-time working current which is less than the preset current reaches a first preset time, judging that the water pump is abnormal.
5. The control method according to claim 1, wherein the step of determining whether the water pump is abnormal specifically includes:
acquiring real-time water flow in the first pipeline;
and judging whether the water pump is abnormal or not according to the real-time water flow.
6. The control method according to claim 5, wherein the step of determining whether the water pump is abnormal according to the real-time water flow rate specifically comprises:
comparing the real-time water flow with a preset flow;
and if the real-time water flow is smaller than the duration time of the preset flow and reaches a second preset time, judging that the water pump is abnormal.
7. The control method according to any one of claims 1 to 6, wherein the water purifier further comprises an alarm device, the control method further comprising:
and when the water pump is judged to be abnormal, the alarm device gives an alarm.
8. The control method according to claim 7, wherein the alarm device is an audible alarm device.
9. The control method of claim 7, wherein the alarm device is a light alarm device.
10. A water purification machine comprising a controller, characterized in that the controller is configured to be able to perform the control method of any one of claims 1 to 9.
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| CN202210317230.5A CN115477345A (en) | 2022-03-28 | 2022-03-28 | Control method for water purifier and water purifier |
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Application publication date: 20221216 |