CN110594141A - Method for adjusting output power of variable frequency pump through water storage liquid level of water purifier - Google Patents

Method for adjusting output power of variable frequency pump through water storage liquid level of water purifier Download PDF

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Publication number
CN110594141A
CN110594141A CN201910857487.8A CN201910857487A CN110594141A CN 110594141 A CN110594141 A CN 110594141A CN 201910857487 A CN201910857487 A CN 201910857487A CN 110594141 A CN110594141 A CN 110594141A
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China
Prior art keywords
water
water storage
variable frequency
frequency pump
liquid level
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CN201910857487.8A
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Chinese (zh)
Inventor
谢小军
李超
贺天山
潘大伟
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Zhongshan Sms Water Purification Technology Co Ltd
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Zhongshan Sms Water Purification Technology Co Ltd
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Priority to CN201910857487.8A priority Critical patent/CN110594141A/en
Publication of CN110594141A publication Critical patent/CN110594141A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06Control using electricity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B51/00Testing machines, pumps, or pumping installations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/20Filtering

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

The invention relates to a method for adjusting the output power of a variable frequency pump through the water storage liquid level of a water purifier, which comprises the following steps: the water level sensor comprises a main control board, a water level sensing structure, a variable frequency pump and a water storage type filter element; the adjusting method comprises the following steps: the water level sensing structure detects the liquid level of the water storage space in the water storage type filter element, transmits signals to the main control board, and transmits control signals to the variable frequency pump after the main control board receives the signals so as to enable the variable frequency pump to work. The water purifier has the advantages that the output power of the variable frequency pump is adjusted according to the water level of the water storage space in the water storage type filter element, the water outlet efficiency of the water purifier is high, the water purifier cannot generate noise when the water purifier is used at night, and the use is convenient.

Description

Method for adjusting output power of variable frequency pump through water storage liquid level of water purifier
Technical Field
The invention relates to a method for adjusting output power of a variable frequency pump through water storage liquid level of a water purifier.
Background
At present, the water purifier comprises a fixed-frequency pump and a filter element group, wherein external raw water enters the filter element group through the fixed-frequency pump, and the filter element group filters the raw water into purified water. During the use, the water yield of purifier is invariable, and when the user needs a large amount of water purification, the purifier must work one section than long time just can satisfy user's demand, and latency is long, and the pump during operation can the noise production surely frequently moreover, and when using the purifier night, the water purification chance produces the noise, uses inconveniently.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a method for adjusting the output power of a variable frequency pump through the water storage liquid level of a water purifier, the output power of the variable frequency pump can be adjusted according to the water level of a water storage space in a water storage type filter element, the water outlet efficiency of the water purifier is high, when the water purifier is used in the late night, the water purifier does not generate noise, and the use is convenient.
In order to achieve the purpose, the invention is realized in such a way that the method for adjusting the output power of the variable frequency pump through the water storage liquid level of the water purifier is characterized by comprising the following steps: the water level sensor comprises a main control board, a water level sensing structure, a variable frequency pump and a water storage type filter element; the water level sensor structure is arranged in a water storage space of the water storage type filter element so as to detect the liquid level of the water storage space, the first input end of the main control board is connected with the output end of the water level sensor structure so as to receive a signal of the water level sensor structure, the output end of the main control board is connected with the input end of the variable frequency pump so as to control the output power of the variable frequency pump, the water inlet of the variable frequency pump is communicated with raw water, and the water outlet of the variable frequency pump is communicated with the water inlet of the water storage type filter element; the height of a water storage space in the water storage type filter element is h, the height range of a set water storage high liquid level a in the water storage type filter element is 0.7 h-0.85 h, the height range of a set water storage low liquid level b in the water storage type filter element is 0.3 h-0.4 h, the rated output power of the variable frequency pump is f1, the first variable frequency output power of the variable frequency pump is f2, f2= f1 xx, 1 < x is less than or equal to 1.5;
the adjusting method comprises the following steps: when the water level sensing structure detects that the liquid level of the water storage space in the water storage type filter element reaches a high liquid level a, the water level sensing structure transmits a signal to the main control board, and the main control board receives the signal and then transmits a control signal to the variable frequency pump to stop the variable frequency pump; when the water level sensor structure detects that the liquid level of a water storage space in the water storage type filter element is smaller than a high liquid level a and larger than a low liquid level b, the water level sensor structure transmits a signal to the main control board, the main control board receives the signal and then transmits a control signal to the variable frequency pump to enable the variable frequency pump to work, and at the moment, the output power of the variable frequency pump is f 1; when the water level sensor structure detects that the liquid level of the water storage space in the water storage type filter element is smaller than the low liquid level b, the water level sensing structure transmits signals to the main control board, the main control board receives the signals and then transmits control signals to the variable frequency pump to enable the variable frequency pump to work, the output power of the variable frequency pump is f2 at the moment until the liquid level of the water storage space in the water storage type filter element is equal to the high liquid level a, when the liquid level of the water storage space in the water storage type filter element is equal to the high liquid level a, the water level sensing structure transmits signals to the main control board, and the main control board receives the signals and then transmits control signals to the variable frequency pump to enable.
In the technical scheme, the method for adjusting the output power of the variable frequency pump through the water storage liquid level of the water purifier is characterized by further comprising a mute water production module, wherein a second input end is arranged on the main control board, the output end of the mute water production module is connected with the second input end of the main control board, the second variable frequency power of the variable frequency pump is f3, f3= f1 × y, and y is more than or equal to 0.5 and is less than 1;
the control method comprises the following steps: after the user starts silence system water module, and when water level sensing structure detected water storage space's in the water storage type filter core liquid level was less than high liquid level a, water level sensing structure transmission signal gives the main control board, main control board received signal back retransmission control signal gives the inverter pump, inverter pump's output became f3 this moment, until water level sensing structure detected water storage space's in the water storage type filter core liquid level equals high liquid level a, after water storage space's in the water storage type filter core liquid level equals high liquid level a, water level sensing structure transmission signal gives the main control board, main control board received signal back retransmission control signal gives the inverter pump, inverter pump stop work this moment.
In the technical scheme, the method for adjusting the output power of the variable frequency pump through the water storage level of the water purifier is characterized in that the type of the main control board IC is STM32F051K8T6, the type of the water level sensing structure is CK2314, and the type of the variable frequency pump is MQ-400-BLDC.
Compared with the prior art, the invention has the advantages that: according to the output power of the water level adjustment variable frequency pump in the water storage space in the water storage type filter element, the water outlet efficiency of the water purifier is high, and when the water purifier is used at night, the water purifier cannot generate noise and is convenient to use.
Drawings
FIG. 1 is a schematic block diagram of the circuit of the present invention;
FIG. 2 is a schematic block diagram of a waterway of the present invention;
fig. 3 is a schematic structural view of a water storage space in the water storage type filter element.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In the description of the present invention, the terms "upper" and "lower" and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention but do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the terms "first" to "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example one
As shown in fig. 1 to 3, a method for adjusting output power of a variable frequency pump by using a water storage level of a water purifier is characterized by comprising the following steps: the water level sensor comprises a main control board 1, a water level sensing structure 2, a variable frequency pump 3 and a water storage type filter element 4; the water level sensor is characterized in that a first input end and an output end are arranged on the main control board 1, the water level sensing structure 2 is installed in a water storage space of the water storage type filter element 4 so as to detect the liquid level of the water storage space, the first input end of the main control board 1 is connected with the output end of the water level sensing structure 2 so as to receive a signal of the water level sensing structure 2, the output end of the main control board 1 is connected with the input end of the variable frequency pump 3 so as to control the output power of the variable frequency pump 3, the water inlet of the variable frequency pump 3 is communicated with raw water, and the water outlet of the variable frequency; the height of a water storage space in the water storage type filter element 4 is h, the height range of a set water storage high liquid level a in the water storage type filter element 4 is 0.7h, the height range of a set water storage low liquid level b in the water storage type filter element 2 is 0.3h, the rated output power of the variable frequency pump 3 is f1, the first variable frequency output power of the variable frequency pump 3 is f2, f2= f1 × x, and x = 1.1;
the adjusting method comprises the following steps: when the water level sensing structure 2 detects that the liquid level of the water storage space in the water storage type filter element 4 reaches a high liquid level a, the water level sensing structure 2 transmits a signal to the main control board 1, and the main control board 1 transmits a control signal to the variable frequency pump 3 after receiving the signal so as to stop the variable frequency pump 3; when the water level sensor structure 2 detects that the liquid level of the water storage space in the water storage type filter element 4 is smaller than the high liquid level a and larger than the low liquid level b, the water level sensor structure 2 transmits a signal to the main control board 1, the main control board 1 receives the signal and then transmits a control signal to the variable frequency pump 3 to enable the variable frequency pump 3 to work, and at the moment, the output power of the variable frequency pump 3 is f 1; when the water level sensor structure 2 detects that the liquid level of the water storage space in the water storage type filter element 4 is less than the low liquid level b, the water level sensor structure 2 transmits a signal to the main control board 1, the main control board 1 receives the signal and then transmits a control signal to the variable frequency pump 3 to enable the variable frequency pump 3 to work, the output power of the variable frequency pump 3 is f2 at the moment, until the liquid level of the water storage space in the water storage type filter element 4 is equal to the high liquid level a, after the liquid level of the water storage space in the water storage type filter element 4 is equal to the high liquid level a, the water level sensor structure 2 transmits the signal to the main control board 1, and the main control board 1 receives the signal and then transmits the control signal.
In this embodiment, the method for adjusting the output power of the variable frequency pump by using the water storage level of the water purifier is characterized by further comprising a mute water production module 5, wherein a second input end is arranged on the main control board 1, an output end of the mute water production module 5 is connected with the second input end of the main control board 1, the second variable frequency power of the variable frequency pump 3 is f3, f3= f1 × y, and y = 0.5;
the control method comprises the following steps: after the user starts silence system water module 5, and water level sensing structure 2 detects when the liquid level in water storage space is less than high liquid level a in water storage type filter core 4, water level sensing structure 2 transmission signal gives main control board 1, main control board 1 received signal after transmission control signal gives inverter pump 3 again, inverter pump 3's output becomes f3 this moment, until water level sensing structure 2 detects water storage space's in water storage type filter core 4 liquid level equals high liquid level a, after water storage space's liquid level equals high liquid level a in water storage type filter core 4, water level sensing structure 2 transmission signal gives main control board 1, main control board 1 received signal after transmission control signal gives inverter pump 3 again, inverter pump 3 stop work this moment.
In this embodiment, the main control board 1 is of an IC model STM32F051K8T6, the water level sensing structure 2 is of a CK2314, the variable frequency pump 3 is of an MQ-400-BLDC model, and a user can select other models according to requirements.
Example two
As shown in fig. 1 to 3, a method for adjusting output power of a variable frequency pump by using a water storage level of a water purifier is characterized by comprising the following steps: the water level sensor comprises a main control board 1, a water level sensing structure 2, a variable frequency pump 3 and a water storage type filter element 4; the water level sensor is characterized in that a first input end and an output end are arranged on the main control board 1, the water level sensing structure 2 is installed in a water storage space of the water storage type filter element 4 so as to detect the liquid level of the water storage space, the first input end of the main control board 1 is connected with the output end of the water level sensing structure 2 so as to receive a signal of the water level sensing structure 2, the output end of the main control board 1 is connected with the input end of the variable frequency pump 3 so as to control the output power of the variable frequency pump 3, the water inlet of the variable frequency pump 3 is communicated with raw water, and the water outlet of the variable frequency; the height of the water storage space in the water storage type filter element 4 is h, the height range of the set water storage high liquid level a in the water storage type filter element 4 is 0.775h, the height range of the set water storage low liquid level b in the water storage type filter element 2 is 0.35h, the rated output power of the variable frequency pump 3 is f1, the first variable frequency output power of the variable frequency pump 3 is f2, f2= f1 × x, and x = 1.25;
the adjusting method comprises the following steps: when the water level sensing structure 2 detects that the liquid level of the water storage space in the water storage type filter element 4 reaches a high liquid level a, the water level sensing structure 2 transmits a signal to the main control board 1, and the main control board 1 transmits a control signal to the variable frequency pump 3 after receiving the signal so as to stop the variable frequency pump 3; when the water level sensor structure 2 detects that the liquid level of the water storage space in the water storage type filter element 4 is smaller than the high liquid level a and larger than the low liquid level b, the water level sensor structure 2 transmits a signal to the main control board 1, the main control board 1 receives the signal and then transmits a control signal to the variable frequency pump 3 to enable the variable frequency pump 3 to work, and at the moment, the output power of the variable frequency pump 3 is f 1; when the water level sensor structure 2 detects that the liquid level of the water storage space in the water storage type filter element 4 is less than the low liquid level b, the water level sensor structure 2 transmits a signal to the main control board 1, the main control board 1 receives the signal and then transmits a control signal to the variable frequency pump 3 to enable the variable frequency pump 3 to work, the output power of the variable frequency pump 3 is f2 at the moment, until the liquid level of the water storage space in the water storage type filter element 4 is equal to the high liquid level a, after the liquid level of the water storage space in the water storage type filter element 4 is equal to the high liquid level a, the water level sensor structure 2 transmits the signal to the main control board 1, and the main control board 1 receives the signal and then transmits the control signal.
In this embodiment, the water-saving device further includes a mute water-making module 5, a second input end is provided on the main control board 1, an output end of the mute water-making module 5 is connected to the second input end of the main control board 1, and a second variable-frequency power of the variable-frequency pump 3 is f3, f3= f1 × y, and y = 0.75;
the control method comprises the following steps: after the user starts silence system water module 5, and water level sensing structure 2 detects when the liquid level in water storage space is less than high liquid level a in water storage type filter core 4, water level sensing structure 2 transmission signal gives main control board 1, main control board 1 received signal after transmission control signal gives inverter pump 3 again, inverter pump 3's output becomes f3 this moment, until water level sensing structure 2 detects water storage space's in water storage type filter core 4 liquid level equals high liquid level a, after water storage space's liquid level equals high liquid level a in water storage type filter core 4, water level sensing structure 2 transmission signal gives main control board 1, main control board 1 received signal after transmission control signal gives inverter pump 3 again, inverter pump 3 stop work this moment.
In this embodiment, the main control board 1 is of an IC model STM32F051K8T6, the water level sensing structure 2 is of a CK2314, the variable frequency pump 3 is of an MQ-400-BLDC model, and a user can select other models according to requirements.
EXAMPLE III
As shown in fig. 1 to 3, a method for adjusting output power of a variable frequency pump by using a water storage level of a water purifier is characterized by comprising the following steps: the water level sensor comprises a main control board 1, a water level sensing structure 2, a variable frequency pump 3 and a water storage type filter element 4; the water level sensor is characterized in that a first input end and an output end are arranged on the main control board 1, the water level sensing structure 2 is installed in a water storage space of the water storage type filter element 4 so as to detect the liquid level of the water storage space, the first input end of the main control board 1 is connected with the output end of the water level sensing structure 2 so as to receive a signal of the water level sensing structure 2, the output end of the main control board 1 is connected with the input end of the variable frequency pump 3 so as to control the output power of the variable frequency pump 3, the water inlet of the variable frequency pump 3 is communicated with raw water, and the water outlet of the variable frequency; the height of a water storage space in the water storage type filter element 4 is h, the height range of a set water storage high liquid level a in the water storage type filter element 4 is 0.85h, the height range of a set water storage low liquid level b in the water storage type filter element 2 is 0.4h, the rated output power of the variable frequency pump 3 is f1, the first variable frequency output power of the variable frequency pump 3 is f2, f2= f1 × x, and x = 1.5;
the adjusting method comprises the following steps: when the water level sensing structure 2 detects that the liquid level of the water storage space in the water storage type filter element 4 reaches a high liquid level a, the water level sensing structure 2 transmits a signal to the main control board 1, and the main control board 1 transmits a control signal to the variable frequency pump 3 after receiving the signal so as to stop the variable frequency pump 3; when the water level sensor structure 2 detects that the liquid level of the water storage space in the water storage type filter element 4 is smaller than the high liquid level a and larger than the low liquid level b, the water level sensor structure 2 transmits a signal to the main control board 1, the main control board 1 receives the signal and then transmits a control signal to the variable frequency pump 3 to enable the variable frequency pump 3 to work, and at the moment, the output power of the variable frequency pump 3 is f 1; when the water level sensor structure 2 detects that the liquid level of the water storage space in the water storage type filter element 4 is less than the low liquid level b, the water level sensor structure 2 transmits a signal to the main control board 1, the main control board 1 receives the signal and then transmits a control signal to the variable frequency pump 3 to enable the variable frequency pump 3 to work, the output power of the variable frequency pump 3 is f2 at the moment, until the liquid level of the water storage space in the water storage type filter element 4 is equal to the high liquid level a, after the liquid level of the water storage space in the water storage type filter element 4 is equal to the high liquid level a, the water level sensor structure 2 transmits the signal to the main control board 1, and the main control board 1 receives the signal and then transmits the control signal.
In this embodiment, the water-saving device further includes a mute water-making module 5, a second input end is provided on the main control board 1, an output end of the mute water-making module 5 is connected to the second input end of the main control board 1, and a second variable-frequency power of the variable-frequency pump 3 is f3, f3= f1 × y, and y = 0.99;
the control method comprises the following steps: after the user starts silence system water module 5, and water level sensing structure 2 detects when the liquid level in water storage space is less than high liquid level a in water storage type filter core 4, water level sensing structure 2 transmission signal gives main control board 1, main control board 1 received signal after transmission control signal gives inverter pump 3 again, inverter pump 3's output becomes f3 this moment, until water level sensing structure 2 detects water storage space's in water storage type filter core 4 liquid level equals high liquid level a, after water storage space's liquid level equals high liquid level a in water storage type filter core 4, water level sensing structure 2 transmission signal gives main control board 1, main control board 1 received signal after transmission control signal gives inverter pump 3 again, inverter pump 3 stop work this moment.
In this embodiment, the main control board 1 is of an IC model STM32F051K8T6, the water level sensing structure 2 is of a CK2314, the variable frequency pump 3 is of an MQ-400-BLDC model, and a user can select other models according to requirements.
The embodiments of the present invention are described in detail above with reference to the drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention.

Claims (3)

1. A method for adjusting output power of a variable frequency pump through water storage liquid level of a water purifier is characterized by comprising the following steps: the water level sensor comprises a main control board (1), a water level sensing structure (2), a variable frequency pump (3) and a water storage type filter element (4); the water level sensor is characterized in that a first input end and an output end are arranged on the main control board (1), the water level sensing structure (2) is installed in a water storage space of the water storage type filter element (4) so as to detect the liquid level of the water storage space, the first input end of the main control board (1) is connected with the output end of the water level sensing structure (2) so as to receive a signal of the water level sensor structure (2), the output end of the main control board (1) is connected with the input end of the variable frequency pump (3) so as to control the output power of the variable frequency pump (3), a water inlet of the variable frequency pump (3) is communicated with raw water, and a water outlet of the variable frequency pump (3) is communicated with; the height of a water storage space in the water storage type filter element (4) is h, the height range of a set water storage high liquid level a in the water storage type filter element (4) is 0.7 h-0.85 h, the height range of a set water storage low liquid level b in the water storage type filter element (2) is 0.3 h-0.4 h, the rated output power of the variable frequency pump (3) is f1, the first variable frequency output power of the variable frequency pump (3) is f2, f2= f1 xx, and x is more than 1 and less than or equal to 1.5;
the adjusting method comprises the following steps: when the water level sensing structure (2) detects that the liquid level of a water storage space in the water storage type filter element (4) reaches a high liquid level a, the water level sensing structure (2) transmits a signal to the main control board (1), and the main control board (1) receives the signal and then transmits a control signal to the variable frequency pump (3) to stop the variable frequency pump (3); when the water level sensor structure (2) detects that the liquid level of a water storage space in the water storage type filter element (4) is smaller than a high liquid level a and larger than a low liquid level b, the water level sensor structure (2) transmits a signal to the main control board (1), the main control board (1) receives the signal and then transmits a control signal to the variable frequency pump (3) to enable the variable frequency pump (3) to work, and at the moment, the output power of the variable frequency pump (3) is f 1; when the water level sensor structure (2) detects that the liquid level of the water storage space in the water storage type filter element (4) is smaller than the low liquid level b, the water level sensor structure (2) transmits a signal to the main control board (1), the main control board (1) receives the signal and then transmits a control signal to the variable frequency pump (3) to enable the variable frequency pump (3) to work, the output power of the variable frequency pump (3) is f2 at the moment, until the liquid level of the water storage space in the water storage type filter element (4) is equal to the high liquid level a, after the liquid level of the water storage space in the water storage type filter element (4) is equal to the high liquid level a, the water level sensor structure (2) transmits a signal to the main control board (1), and the main control board (1) receives the signal and then transmits a control signal to the variable frequency.
2. The method for adjusting the output power of the variable frequency pump through the water storage level of the water purifier as recited in claim 1, further comprising a mute water production module (5), wherein a second input end is disposed on the main control board (1), an output end of the mute water production module (5) is connected to the second input end of the main control board (1), the second variable frequency power of the variable frequency pump (3) is f3, f3= f1 × y, and y is greater than or equal to 0.5 and less than 1;
the control method comprises the following steps: after a user starts the mute water production module (5), and the water level sensing structure (2) detects that the liquid level of the water storage space in the water storage type filter element (4) is less than the high liquid level a, the water level sensing structure (2) transmits a signal to the main control board (1), the main control board (1) receives the signal and then transmits a control signal to the variable frequency pump (3), at the moment, the output power of the variable frequency pump (3) is changed into f3, until the water level sensing structure (2) detects that the liquid level of the water storage space in the water storage type filter element (4) is equal to the high liquid level a, after the liquid level of the water storage space in the water storage type filter element (4) is equal to the high liquid level a, the water level sensing structure (2) transmits a signal to the main control board (1), the main control board (1) receives the signal and then transmits a control signal to the variable.
3. The method for adjusting the output power of the variable frequency pump through the water storage level of the water purifier as recited in claim 1, wherein the type of the IC of the main control panel (1) is STM32F051K8T6, the type of the water level sensing structure (2) is CK2314, and the type of the variable frequency pump (3) is MQ-400-BLDC.
CN201910857487.8A 2019-09-11 2019-09-11 Method for adjusting output power of variable frequency pump through water storage liquid level of water purifier Pending CN110594141A (en)

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JPS5799386A (en) * 1980-11-01 1982-06-21 Yasue Kuniyoshi Purifier for water from bathtub
CN205653282U (en) * 2016-05-24 2016-10-19 北京中科奥水环保工程技术有限公司 Quality of water purifies control system
CN207158932U (en) * 2017-06-07 2018-03-30 浙江苏泊尔家电制造有限公司 Purifier
CN208362015U (en) * 2018-04-13 2019-01-11 浙江欧琳生活健康科技有限公司 A kind of adjustable mute intelligent purifying drinking appliance
CN109399825A (en) * 2018-12-26 2019-03-01 中山市史麦斯净水科技有限公司 The adjustable water purifier of water yield and its runoff investigation control method
CN209367871U (en) * 2018-12-26 2019-09-10 中山市史麦斯净水科技有限公司 The water purifier of water pump frequency is automatically adjusted by water temperature

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5799386A (en) * 1980-11-01 1982-06-21 Yasue Kuniyoshi Purifier for water from bathtub
CN205653282U (en) * 2016-05-24 2016-10-19 北京中科奥水环保工程技术有限公司 Quality of water purifies control system
CN207158932U (en) * 2017-06-07 2018-03-30 浙江苏泊尔家电制造有限公司 Purifier
CN208362015U (en) * 2018-04-13 2019-01-11 浙江欧琳生活健康科技有限公司 A kind of adjustable mute intelligent purifying drinking appliance
CN109399825A (en) * 2018-12-26 2019-03-01 中山市史麦斯净水科技有限公司 The adjustable water purifier of water yield and its runoff investigation control method
CN209367871U (en) * 2018-12-26 2019-09-10 中山市史麦斯净水科技有限公司 The water purifier of water pump frequency is automatically adjusted by water temperature

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