CN110613977A - Device and method for reminding filter element replacement, water purifying equipment and storage medium - Google Patents

Device and method for reminding filter element replacement, water purifying equipment and storage medium Download PDF

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Publication number
CN110613977A
CN110613977A CN201810635167.3A CN201810635167A CN110613977A CN 110613977 A CN110613977 A CN 110613977A CN 201810635167 A CN201810635167 A CN 201810635167A CN 110613977 A CN110613977 A CN 110613977A
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China
Prior art keywords
water
water quality
quality information
flow path
switch
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CN201810635167.3A
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Chinese (zh)
Inventor
何雄明
魏中科
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Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
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Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
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Priority to CN201810635167.3A priority Critical patent/CN110613977A/en
Publication of CN110613977A publication Critical patent/CN110613977A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/143Filter condition indicators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/143Filter condition indicators
    • B01D35/1435Filter condition indicators with alarm means
    • 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
    • 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
    • C02F1/008Control or steering systems not provided for elsewhere in subclass C02F
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/08Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/20Total organic carbon [TOC]

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

The invention discloses a device and a method for detecting water quality, water purification equipment and a storage medium, wherein the device for detecting water quality comprises a water quality sensor, a first switch, a second switch, a main water quality detection flow path, a first detection branch, a second detection branch, a controller, a prompter and an alarm, wherein the water quality sensor is used for detecting water quality information of water flowing through the main water quality detection flow path; the controller is used for controlling the first switch to be turned on and the second switch to be turned off to obtain water quality information of inlet water, and controlling the first switch to be turned off and the second switch to be turned on to obtain water quality information of purified water; the prompter is used for prompting the water quality information of inlet water and the water quality information of purified water, and the alarm is used for giving an alarm when the water quality information of the purified water reaches an alarm threshold value. The device, the method and the equipment can lead a user to judge the filter element action more comprehensively and intuitively so as to improve the recognition degree.

Description

Device and method for reminding filter element replacement, water purifying equipment and storage medium
Technical Field
The invention belongs to the technical field of electric appliance manufacturing, and particularly relates to a device for reminding filter element replacement, a water purifying device comprising the device, a method for reminding filter element replacement and a storage medium.
Background
With the popularization and development of water purification equipment, the requirements of users on water quality are higher and higher. However, most users can have a wrong area for replacing the filter element of the water purifying equipment, and the filter element replacement reminding is considered to be for the merchant to sell more filter elements, so that the condition of the filter element is not intuitively known. The method for reminding a user to replace the filter element by the existing water purifying equipment is to collect the time for the user to use the water purifying equipment or the accumulated water production amount, and once the user mistakenly operates according to the reset, the use time and the water production amount can be reset again, so that the filter element is overdue, the equipment does not remind the user to replace the filter element, the water quality is affected, and the user experience on the product is poor.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, a first object of the present invention is to provide a device for reminding filter element replacement, which can provide more intuitive water quality information while reminding filter element replacement.
The second purpose of the invention is to provide a water purifying device.
A third object of the present invention is to provide a method for reminding filter replacement.
A fourth object of the invention is to propose a storage medium.
In order to achieve the above object, the device for reminding filter replacement according to the embodiment of the first aspect of the present invention comprises: the water quality detection device comprises a water quality sensor, a first switch, a second switch, a water quality detection main flow path, a first detection branch path and a second detection branch path, wherein one end of the first detection branch path is connected with a water inlet flow path of water purification equipment, the other end of the first detection branch path is connected with the water quality detection main flow path, the first switch is arranged on the first detection branch path, one end of the second detection branch path is connected with a purified water output flow path of the water purification equipment, the other end of the second detection branch path is connected with the water quality detection main flow path, the second switch is arranged on the second detection branch path, the water quality sensor is arranged on the water quality detection main flow path, and the water quality sensor is used for detecting the water quality information of water flowing through the water quality detection main flow path; the controller is used for controlling the first switch to be turned on and the second switch to be turned off so that the inflow water of the first detection branch flows through the main water quality detection flow path to obtain the inflow water quality information, and controlling the first switch to be turned off and the second switch to be turned on so that the purified water of the second detection branch flows through the main water quality detection flow path to obtain the purified water quality information; the prompter is used for prompting the water quality information of the inlet water and the water quality information of the purified water; and the alarm is used for giving an alarm prompt when the water quality information of the purified water reaches an alarm threshold value.
According to the device for reminding the replacement of the filter element, disclosed by the embodiment of the invention, through the switching of the water quality sensor and the water inlet flow path and the water purification flow path, not only can the water quality information of purified water be obtained, but also the water quality information of the inlet water can be obtained, when the water quality condition is found and an alarm is given, a user can more intuitively compare the water quality conditions of the inlet water and the purified water, more comprehensively and intuitively judge whether the filter element is invalid or needs to be replaced, and the acceptance of the user on the purification equipment is improved.
In some embodiments of the invention, the indicator is further configured to indicate a usage duration and a clean water amount of a filter element of the filter device.
In some embodiments of the present invention, the controller is configured to alternately obtain the water quality information of the water intake and the water quality information of the water purification for a plurality of times, obtain an average value of the water quality information of the water intake and an average value of the water quality information of the water purification, and provide the average value of the water quality information of the water intake and the average value of the water quality information of the water purification to the prompter.
In some embodiments of the present invention, the water quality sensor is a multispectral sensor for detecting at least one of chromaticity, turbidity, TOC and COD of water flowing through the water quality detection main flow path.
In order to achieve the above object, a water purifying apparatus according to an embodiment of the second aspect of the present invention includes an apparatus body, a filter member, and the device for detecting water quality, the filter member being connected to a water inlet flow path and a purified water output flow path, respectively, the filter member being configured to purify water inlet from the water inlet flow path and output purified water through the purified water output flow path for drinking.
According to the water purifying equipment provided by the embodiment of the invention, the user can remind when the water quality information of the purified water is reached by adopting the filter element replacement reminding device provided by the embodiment, and the user can judge whether the filter element needs to be replaced more comprehensively and intuitively by combining the water quality information of the inlet water and the purified water when the alarm reminding of the water quality is found.
In order to achieve the above object, a method for reminding filter element replacement according to an embodiment of the third aspect of the present invention includes a water quality sensor, a first switch, a second switch, a main water quality detection flow path, a first detection branch and a second detection branch, wherein one end of the first detection branch is connected to a water inlet flow path of a water purifying device, the other end of the first detection branch is connected to the main water quality detection flow path, the first switch is disposed on the first detection branch, one end of the second detection branch is connected to a purified water output flow path of the water purifying device, the other end of the second detection branch is connected to the main water quality detection flow path, the second switch is disposed on the second detection branch, the water quality sensor is disposed on the main water quality detection flow path, and the water quality sensor is configured to detect water quality information of water flowing through the main water quality detection flow path, the method comprises the following steps: controlling the first switch to be turned on and the second switch to be turned off so that the inlet water of the first detection branch flows through the main water quality detection flow path to obtain the water quality information of the inlet water; controlling the first switch to be closed and controlling the first switch to be opened so that the purified water of the second detection branch flows through the water quality detection main flow path to obtain the water quality information of the purified water; prompting the water quality information of the inlet water and the water quality information of the purified water; and when the water quality information of the purified water reaches the alarm threshold value, giving an alarm for prompting.
According to the method for reminding the replacement of the filter element, the alarm prompt is carried out when the water quality information of the purified water reaches the alarm threshold value, the condition that the water quality is not closed by a user at the moment can be avoided, and when the alarm prompt is found, the user can further comprehensively judge whether the filter element needs to be replaced according to the visual comparison of the water quality information of the inlet water and the purified water, so that the recognition degree of the user on the purifying equipment is improved.
In some embodiments of the invention, the method further comprises: and prompting the service time and the water purification amount of the filter element of the filter equipment.
In some embodiments of the invention, the method further comprises: alternately obtaining water quality information of water inflow for multiple times and water quality information of purified water for multiple times; calculating the average value of the water quality information of the inlet water and the average value of the water quality information of the purified water; and prompting the average value of the water quality information of the inlet water and the average value of the water quality information of the purified water.
In some embodiments of the invention, the water quality sensor is a multispectral sensor, and the water quality information includes at least one of chromaticity, turbidity, TOC, and COD.
In order to achieve the above object, a storage medium according to a fourth aspect of the present invention stores a computer program, and when the computer program is executed by a processor, the computer program implements the method for reminding filter replacement.
According to the storage medium of the embodiment of the invention, the computer program for reminding the replacement of the filter element is stored, so that a basis is provided for realizing the method for reminding the replacement of the filter element.
Drawings
Fig. 1 is a schematic view of a water purifying apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic illustration of the signal flow of a device for alerting filter replacement according to one embodiment of the present invention;
fig. 3 is a flow chart of a method of alerting filter replacement according to one embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
A device for reminding filter replacement according to an embodiment of the first aspect of the present invention will be described with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of a water purifying apparatus according to an embodiment of the present invention, fig. 2 is a schematic diagram of a signal flow when a device 100 for reminding filter replacement according to an embodiment of the present invention is operated, and as shown in fig. 1 and 2, the device 100 for detecting water quality according to an embodiment of the present invention includes a water quality sensor 10, a first switch 11, a second switch 12, a main water quality detection flow path 13, a first detection branch path 14, a second detection branch path 15, a controller 16, a prompter 17 and an alarm 18.
Wherein, one end of the first detection branch 14 is connected with the water inlet flow path 1 of the water purifying device 1000, the other end of the first detection branch 14 is connected with the main water quality detection flow path 2, the first switch 11 is arranged on the first detection branch 14, one end of the second detection branch 15 is connected with the purified water output flow path 3 of the water purifying device 1000, the other end of the second detection branch 15 is connected with the main water quality detection flow path 2, the second switch 12 is arranged on the second detection branch 15, the water quality sensor 10 is arranged on the main water quality detection flow path 2, and the water quality sensor 10 is used for detecting the water quality information of the water flowing through the main water quality detection flow path 2.
The controller 16 is configured to control the first switch 11 to be turned on and control the second switch 12 to be turned off so that the inlet water of the first detection branch 14 flows through the main water quality detection flow path 2 to obtain the water quality information of the inlet water, and control the first switch 11 to be turned off and control the second switch 12 to be turned on so that the purified water of the second detection branch 15 flows through the main water quality detection flow path 2 to obtain the water quality information of the purified water.
Specifically, when a user takes water, the controller controls the first switch 11 to be turned on and the second switch 12 to be turned off, and after a certain period of time, the inlet water of the water purifying apparatus 1000 flows through the main water quality detecting flow path 2, and the water quality sensor 10 collects the water quality information of the inlet water and transmits the water quality information to the controller 16 for storage. Further, the controller 16 controls the first switch 11 to be closed and the second switch 12 to be opened, and at this time, the purified water flows through the water quality detection main flow path 2, and the water quality sensor 10 collects the water quality information of the purified water.
The prompter 17 is used for prompting the water quality information of the inlet water and the water quality information of the purified water. The alarm 18 is used for giving an alarm when the water quality information of the purified water reaches an alarm threshold value. For example, the controller 16 transmits the detected water quality information of the inlet water and the detected water quality information of the purified water to the display screen for displaying, and when the water quality information of the purified water exceeds a preset alarm threshold, the alarm 18 sends an alarm prompt for replacing the filter element to remind the user that the current water quality of the purified water exceeds a limit value. Therefore, when a user finds out the replacement alarm prompt, the user can know the real situation of the filtering piece through the comparison of the water quality information of the direct water inlet and the water purification, and then can judge whether the replacement is needed, so that the trust of the user on the equipment can be improved while the water quality is ensured.
According to the device 100 for reminding the replacement of the filter element, disclosed by the embodiment of the invention, through the switching of the water quality sensor 10 and the water inlet flow path and the water purification flow path, not only the water quality information of purified water but also the water quality information of inlet water can be obtained, and the prompting is carried out through the prompter 17, when the water quality condition is found and an alarm is given, a user can compare the water quality conditions of inlet water and purified water more intuitively, judge whether the filter element is invalid or not more comprehensively and intuitively or not or need to be replaced, and the recognition degree of the user on the purification equipment is.
Further, in some embodiments, the indicator 17 is also used to indicate the usage time and the clean water volume of the filter elements of the filter device 1000. Thereby, when the warning suggestion of discovery quality of water condition, combine to filter when using of piece this moment long and water purification volume to according to the contrast of audio-visual quality of water and water purification quality of water of intaking, through real data, the user can know quality of water more directly perceivedly and filter the situation of piece, thereby judges subjectively whether to change and filter the piece, makes user's experience respond well, promotes user to clarification plant's acceptance.
In some embodiments of the invention, the water quality sensor 10 is a multispectral sensor. Can only detect under the TDS's of clarification plant original condition, install multispectral sensor in equipment, can increase more indexes that can show the quality of water condition, know the quality of water more comprehensively through more quality of water information.
Further, in some embodiments, the multispectral sensor is used to detect water quality information of at least one of chromaticity, turbidity, TOC (Total Organic Carbon), and COD (Chemical Oxygen Demand) of water flowing through the main water quality detection flow path, wherein the chromaticity represents a multiple relationship between colored water and clean water, and is an indicator of the timing of color determination of natural water or various types of water after treatment, turbidity is an obstruction degree of suspended matter in water to light transmission, suspended matter in water is generally mud, sand, fine Organic and inorganic matter, plankton, microorganism, and colloidal matter, etc., TOC is a Total amount of dissolved and suspended Organic Carbon in water and is generally an important criterion for evaluating the degree of Organic pollution of water, COD is an amount of reducing substances to be oxidized in a water sample, it reflects the degree of contamination of the water by reducing substances.
Through set up multispectral sensor in water purification unit 1000, be applied to water purification unit with multispectral detection technique, can gather more quality of water information that reflects quality of water, except TDS information, can also increase more indexes that reflect the quality of water condition, for example colourity, turbidity, TOC, COD etc. detect organic matter and microorganism content in the aquatic, can obtain quality of water information through the analytical calculation for the user knows the quality of water more comprehensively, and drinking water safety obtains higher assurance.
In an embodiment, the controller 16 is configured to alternately obtain the water quality information of the multiple inflows and the water quality information of the multiple purifications, obtain an average value of the water quality information of the inflows and an average value of the water quality information of the purified water, and provide the average value of the water quality information of the inflows and the average value of the water quality information of the purified water to the 17 prompter, so that the water quality information is more accurate.
As shown in fig. 2, in some embodiments, the first switch 11 and the second switch 12 may be solenoid valves. Specifically, a water quality sensor 10, an electromagnetic valve 1 and an electromagnetic valve 2 are arranged in a water purifying device such as a water dispenser or a water purifying machine, the electromagnetic valve 1 and the electromagnetic valve 2 work alternately, when the electromagnetic valve 1 is opened, the electromagnetic valve 2 is in a closed state, and the time is delayed by T1, so that the water quality sensor 10 works to detect the water quality information of inlet water such as tap water; when the electromagnetic valve 2 is opened, the electromagnetic valve 1 is in a closed state, the time T2 is delayed, and the water quality sensor 10 works to detect the water quality information of the purified water; so detect in turn, detect preset number of times for example 2-3 after water purification unit 1000 works, obtain the average value of the quality of water information of intaking and the average value of the quality of water information of water purification to provide the average value for prompting device 17 for example the display screen, thereby, the user can know the contrast of quality of water information, promotes user's water experience. And, when the quality of water information of the purified water reaches the alarm threshold, the controller 16 sends out the alarm prompt instruction to the alarm 18, the alarm 18 gives an alarm prompt, and then, the user can judge by combining each quality of water reference information to confirm whether to change the filter, thereby, while guaranteeing the quality of water, can improve the user's acceptance to the clarification plant 1000.
In summary, the apparatus 100 for detecting water quality according to the embodiment of the present invention can increase the index of water quality detection by using the spectrum water quality detection technology, and perform alarm prompt when the water quality information of the purified water reaches the alarm threshold, thereby avoiding the situation that the user does not pay attention to the water quality at that time.
Based on the above apparatus for detecting water quality, a water purifying device according to the second aspect of the present invention will be described below with reference to the accompanying drawings, and the water purifying device may include a water dispenser or a water purifier or other devices capable of purifying water quality.
As shown in fig. 1, a water purifying apparatus 1000 according to an embodiment of the present invention includes an apparatus body 200, a filter 300, and the device 100 for detecting water quality of the above embodiment.
Wherein, the filter element 300, for example, a filter element of a water purifier, is connected to the water inlet flow path 1 and the purified water output flow path 3, respectively, and the filter element 300 is used to purify the inlet water in the water inlet flow path 1 and output the purified water through the purified water output flow path 3 for drinking, and the water quality detection and the reminding control process of the device 100 for reminding filter element replacement can refer to the description of the above embodiments, and will not be described herein again. The device 100 for detecting water quality collects water quality information of inlet water and water quality information of purified water respectively when working, and because the water quality sensor needs to detect inlet water, the inlet water is not purified by the filter element 300, so that the inlet water and the purified water for detection can be discharged through a waste water discharge port of the water purifying device 1000 in order to avoid the pollution of the water quality sensor to water.
According to the water purifying device 1000 of the embodiment of the invention, the user can remind when the water quality information of the purified water reaches by adopting the filter replacing reminding device 100 of the above embodiment, and can judge whether the filter needs to be replaced more comprehensively and intuitively by combining the water quality information of the inlet water and the purified water when the alarm reminding of the water quality is found, so that the user acceptance is improved.
A method of reminding filter replacement according to an embodiment of the third aspect of the invention will now be described with reference to the accompanying drawings, in the embodiment of the invention, as shown in fig. 1, the device for reminding filter element replacement comprises a water quality sensor, a first switch, a second switch, a main water quality detection flow path, a first detection branch and a second detection branch, the water quality detection device comprises a water purification device, a water quality detection main flow path, a first switch, a second switch, a water quality sensor and a water quality sensor, wherein one end of the first detection branch path is connected with the water inlet flow path of the water purification device, the other end of the first detection branch path is connected with the water quality detection main flow path, the first switch is arranged on the first detection branch path, one end of the second detection branch path is connected with the purified water output flow path of the water purification device, the other end of the second detection branch path is connected with the water quality detection main flow path, the second switch is arranged on the second detection branch path, the water quality sensor is arranged on the water.
Fig. 3 is a flowchart of a method for reminding filter replacement according to an embodiment of the present invention, and as shown in fig. 3, the method for reminding filter replacement according to the embodiment of the present invention includes:
and S1, controlling the first switch to be opened and the second switch to be closed so that the inlet water of the first detection branch flows through the main water quality detection flow path, and acquiring the water quality information of the inlet water.
And S2, controlling the first switch to be closed and controlling the first switch to be opened so that the purified water of the second detection branch flows through the water quality detection main flow path, and obtaining the water quality information of the purified water.
And S3, prompting the water quality information of the inlet water and the water quality information of the purified water.
And S4, when the water quality information of the purified water reaches the alarm threshold value, giving an alarm.
According to the method for reminding the replacement of the filter element, the alarm prompt is carried out when the water quality information of the purified water reaches the alarm threshold value, the condition that the water quality is not closed by a user at the moment can be avoided, and when the alarm prompt is found, the user can further comprehensively judge whether the filter element needs to be replaced according to the visual comparison of the water quality information of the inlet water and the purified water, so that the recognition degree of the user on the purifying equipment is improved.
Further, the method of the embodiment of the present invention further includes: the service life and the clean water volume of the filter element of the filter device are prompted. Thereby, when the warning suggestion of discovery quality of water condition, combine to filter when using of piece this moment long and water purification volume to according to the contrast of audio-visual quality of water and water purification quality of water of intaking, through real data, the user can know quality of water more directly perceivedly and filter the situation of piece, thereby judges subjectively whether to change and filter the piece, makes user's experience respond well, promotes user to clarification plant's acceptance.
In some embodiments of the invention, the water quality sensor is a multispectral sensor. For example, in the case that the purifying device originally can only detect TDS, a multispectral sensor can be installed in the device, so that more indicators that can indicate the water quality condition can be added, in some embodiments, the water quality information includes at least one of chromaticity, turbidity, TOC and COD, and the quality of the water can be more comprehensively known through more water quality information.
Specifically, water quality information of multiple water inflows and water quality information of multiple water inflows are obtained alternately; calculating the average value of the water quality information of the inlet water and the average value of the water quality information of the purified water; and presenting the average value of the water quality information of the inlet water and the average value of the water quality information of the purified water. For example, when the water getting signal is detected, the steps S1 and S2 may be alternated, and the average value of the water quality information is obtained by performing the detection 2-3 times and provided to the display screen, so that the user can know the comparison of the water quality information and improve the water using experience of the user.
A storage medium according to a fourth embodiment of the present invention stores a computer program, and the computer program, when executed by a processor, implements the method for reminding filter replacement according to the above embodiment.
According to the storage medium of the embodiment of the invention, the computer program for reminding the replacement of the filter element is stored, so that a basis is provided for realizing the method for reminding the replacement of the filter element.
It should be noted that in the description of this specification, any process or method description in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and that the scope of the preferred embodiments of the present invention includes additional implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
The logic and/or steps represented in the flowcharts or otherwise described herein, e.g., an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via for instance optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. A device for alerting filter replacement, the device comprising:
the water quality detection device comprises a water quality sensor, a first switch, a second switch, a water quality detection main flow path, a first detection branch path and a second detection branch path, wherein one end of the first detection branch path is connected with a water inlet flow path of water purification equipment, the other end of the first detection branch path is connected with the water quality detection main flow path, the first switch is arranged on the first detection branch path, one end of the second detection branch path is connected with a purified water output flow path of the water purification equipment, the other end of the second detection branch path is connected with the water quality detection main flow path, the second switch is arranged on the second detection branch path, the water quality sensor is arranged on the water quality detection main flow path, and the water quality sensor is used for detecting the water quality information of water flowing through the water quality detection main flow path;
the controller is used for controlling the first switch to be turned on and the second switch to be turned off so that the inflow water of the first detection branch flows through the main water quality detection flow path to obtain the inflow water quality information, and controlling the first switch to be turned off and the second switch to be turned on so that the purified water of the second detection branch flows through the main water quality detection flow path to obtain the purified water quality information;
the prompter is used for prompting the water quality information of the inlet water and the water quality information of the purified water;
and the alarm is used for giving an alarm prompt when the water quality information of the purified water reaches an alarm threshold value.
2. The device for reminding of filter element replacement according to claim 1, wherein the prompter is further used for prompting the service time and the clean water volume of the filter element of the filter equipment.
3. The device for reminding of filter element replacement according to claim 1, wherein the controller is used for alternately obtaining the water quality information of a plurality of times of water inflow and the water quality information of a plurality of times of water purification, obtaining the average value of the water quality information of the water inflow and the average value of the water quality information of the water purification, and providing the average value of the water quality information of the water inflow and the average value of the water quality information of the water purification to the prompter.
4. The device for reminding filter replacement according to claim 1, wherein the water quality sensor is a multispectral sensor for detecting at least one of the color, turbidity, TOC and COD of water flowing through the main water quality detection flow path.
5. A water purifying apparatus comprising an apparatus body, a filter member and the device for detecting water quality according to any one of claims 1 to 4, wherein the filter member is connected to a water inlet flow path and a purified water outlet flow path, respectively, and is adapted to purify the inlet water in the water inlet flow path and to output the purified water through the purified water outlet flow path for drinking.
6. A method for reminding filter element replacement is characterized in that a device for reminding filter element replacement comprises a water quality sensor, a first switch, a second switch, a water quality detection main flow path, a first detection branch path and a second detection branch path, wherein one end of the first detection branch path is connected with a water inlet flow path of a water purifying device, the other end of the first detection branch path is connected with the water quality detection main flow path, the first switch is arranged on the first detection branch path, one end of the second detection branch path is connected with a purified water output flow path of the water purifying device, the other end of the second detection branch path is connected with the water quality detection main flow path, the second switch is arranged on the second detection branch path, the water quality sensor is arranged on the water quality detection main flow path, and the water quality sensor is used for detecting water quality information of water flowing through the water quality detection main flow path, the method comprises the following steps:
controlling the first switch to be turned on and the second switch to be turned off so that the inlet water of the first detection branch flows through the main water quality detection flow path to obtain the water quality information of the inlet water;
controlling the first switch to be closed and controlling the first switch to be opened so that the purified water of the second detection branch flows through the water quality detection main flow path to obtain the water quality information of the purified water;
prompting the water quality information of the inlet water and the water quality information of the purified water;
and when the water quality information of the purified water reaches the alarm threshold value, giving an alarm for prompting.
7. The method of alerting filter replacement according to claim 6, further comprising: and prompting the service time and the water purification amount of the filter element of the filter equipment.
8. The method of alerting filter replacement according to claim 6, further comprising:
alternately obtaining water quality information of water inflow for multiple times and water quality information of purified water for multiple times;
calculating the average value of the water quality information of the inlet water and the average value of the water quality information of the purified water;
and prompting the average value of the water quality information of the inlet water and the average value of the water quality information of the purified water.
9. The method for reminding filter replacement according to claim 7, wherein the water quality sensor is a multispectral sensor, and the water quality information includes at least one of color, turbidity, TOC and COD.
10. A storage medium storing a computer program, wherein the computer program, when executed by a processor, implements a method of alerting filter replacement according to any of claims 6-9.
CN201810635167.3A 2018-06-20 2018-06-20 Device and method for reminding filter element replacement, water purifying equipment and storage medium Pending CN110613977A (en)

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CN201810635167.3A CN110613977A (en) 2018-06-20 2018-06-20 Device and method for reminding filter element replacement, water purifying equipment and storage medium

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