CN114965868A - Method and device for determining residual life of filter element of water purifier - Google Patents

Method and device for determining residual life of filter element of water purifier Download PDF

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Publication number
CN114965868A
CN114965868A CN202110936708.8A CN202110936708A CN114965868A CN 114965868 A CN114965868 A CN 114965868A CN 202110936708 A CN202110936708 A CN 202110936708A CN 114965868 A CN114965868 A CN 114965868A
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filter element
determining
life
water purifier
residual
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CN202110936708.8A
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Chinese (zh)
Inventor
平祝雲
薛祥玉
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Qingdao Haier Strauss Water Equipment Co Ltd
Haier Smart Home Co Ltd
Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd
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Qingdao Haier Strauss Water Equipment Co Ltd
Haier Smart Home Co Ltd
Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd
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Priority to CN202110936708.8A priority Critical patent/CN114965868A/en
Publication of CN114965868A publication Critical patent/CN114965868A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13Supported filter elements
    • B01D29/15Supported filter elements arranged for inward flow filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/60Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/08Investigating permeability, pore-volume, or surface area of porous materials
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18Water
    • 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
    • C02F2209/10Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
    • 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
    • C02F2209/44Time
    • C02F2209/445Filter life
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/152Water filtration

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

The embodiment of the invention discloses a method and a device for determining the residual life of a filter element of a water purifier. The method comprises the steps of obtaining a current geographic position; determining the total amount of soluble solids of tap water in the current geographical position according to the current geographical position; determining the service life of the filter element according to the total amount of the soluble solids of the tap water; acquiring the service time of the filter element; and subtracting the service time of the filter element from the service life of the filter element to obtain the residual service life of the filter element. The embodiment of the invention solves the problem that the user of the non-intelligent water purifier can not know the residual service life of the filter element, so that the user can drink filtered water and the health of the user is seriously influenced. And the user can not predict the expiration time of the filter element in advance, so that the user can not make an appointment in time to replace the filter element of the water purifier, and the drinking water of the user is influenced. And the problem that the service life of the filter element can not be calculated by a common user is solved, the user can know the residual service life of the filter element of the water purifier, and the user can prepare to replace the filter element conveniently.

Description

Method and device for determining residual life of filter element of water purifier
Technical Field
The embodiment of the invention relates to a water purifier technology, in particular to a method and a device for determining the residual life of a filter element of a water purifier.
Background
Nowadays, people pay more and more attention to the health problem of drinking water. Therefore, water purifiers are the focus of public attention.
The existing non-intelligent water purifier is popular with people due to low price and high cost performance. However, the non-intelligent water purifier itself cannot confirm the remaining life of the filter element itself, and cannot inform the user of the remaining life of the filter element. When the filter element is invalid but the user is unaware of the condition, the user can drink the filtered water, however, the user can drink the water and directly drink tap water with little difference, and the health of the user is seriously influenced. Even if the water purifier has a small part of filter element due automatic flashing alarm function, the user can not predict the filter element due time in advance, so that the user can not timely reserve and replace the filter element of the water purifier, and the drinking water of the user is influenced. And the Total Dissolved Solids (TDS) of tap water in different places is greatly different due to different tap water quality in different places. The service life of the filter element is different due to different use areas, and the service life of the filter element cannot be calculated by a common user. Therefore, the problem of remaining life of the filter element seriously plagues users of non-intelligent water purifiers.
Disclosure of Invention
The invention provides a method and a device for determining the residual life of a filter element of a water purifier, which enable a user to know the residual life of the filter element of the water purifier and facilitate the user to prepare for replacing the filter element.
In a first aspect, an embodiment of the present invention provides a method for determining a remaining life of a filter element of a water purifier, where the method includes:
acquiring a current geographic position;
determining the total amount of soluble solids of tap water in the current geographical position according to the current geographical position;
determining the service life of the filter element according to the total amount of the soluble solids of the tap water;
obtaining the service time of the filter element;
and subtracting the service time of the filter element from the service life of the filter element to obtain the residual service life of the filter element.
Optionally, the method further includes: and determining the percentage of the residual service life of the filter element according to the ratio of the residual service life of the filter element to the service life of the filter element.
Optionally, the obtaining the current geographic location includes:
and determining the current geographic position by one or more modes of global positioning system positioning, wifi real-time positioning and mobile location service positioning.
Optionally, the determining the total amount of soluble solids in tap water for the current geographical location comprises:
and inquiring and acquiring the total amount of the soluble solids of the tap water in the current geographical position through a network.
Optionally, the obtaining of the service time of the filter element includes:
acquiring the filter element replacement date;
acquiring a current date;
and calculating the difference value between the current date and the filter element replacement date, and taking the difference value as the service time of the filter element.
Optionally, the determining the filter life according to the total amount of the tap water soluble solids comprises:
and acquiring the equipment model of the water purifier and the type of the filter element, and determining the service life of the filter element according to the equipment model of the water purifier, the type of the filter element and the total dissolved solid content of the tap water.
Optionally, the last day of the remaining life of the filter element is used as an expiration date, and a user is reminded to change the filter element before the expiration date.
In a second aspect, an embodiment of the present invention further provides a device for determining a remaining life of a filter element of a water purifier, where the device includes:
the position acquisition module is used for acquiring the current geographic position;
a tap water soluble solid total amount determining module, configured to determine, according to the current geographic location, a tap water soluble solid total amount of the current geographic location;
the filter element life determining module is used for determining the service life of the filter element according to the total amount of the soluble solids of the tap water;
the filter element service time acquisition module is used for acquiring the service time of the filter element;
and the filter element residual life obtaining module is used for subtracting the service time of the filter element from the service life of the filter element to obtain the residual life of the filter element.
Optionally, the method further includes:
and the filter element residual life percentage determining module is used for determining the percentage of the residual life of the filter element according to the ratio of the residual life of the filter element to the life of the filter element.
Optionally, the method further includes:
and the core changing reminding module is used for taking the last day of the residual service life of the filter element as an expiration date and reminding a user of core changing before the expiration date.
The embodiment of the invention obtains the current geographic position; determining the total amount of soluble solids of tap water in the current geographical position according to the current geographical position; determining the service life of the filter element according to the total amount of the soluble solids of the tap water; acquiring the service time of the filter element; and subtracting the service time of the filter element from the service life of the filter element to obtain the residual service life of the filter element. According to the embodiment of the invention, the user can know the residual service life of the filter element of the water purifier, and the user can conveniently prepare to replace the filter element. Avoid the health problem that causes because of the filter core change untimely.
Drawings
Fig. 1 is a flowchart of a method for determining a remaining life of a filter element of a water purifier according to an embodiment of the present invention;
FIG. 2 is a flow chart of a method for determining percentage of remaining life of a filter element of a water purifier according to an embodiment of the present invention;
FIG. 3 is a flow chart of a method for obtaining filter element service time according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a device for determining the remaining life of a filter element of a water purifier according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a device for determining percentage of remaining life of a filter element of a water purifier according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is a flowchart of a method for determining a remaining life of a filter element of a water purifier according to an embodiment of the present invention, and fig. 1 is a diagram. The embodiment of the invention provides a method for determining the residual life of a filter element of a water purifier, which can be realized in a hardware and/or software mode. For example, it can be implemented by a mobile phone APP. The method specifically comprises the following steps:
s1: acquiring a current geographic position;
in other embodiments, obtaining the current geographic location includes:
and determining the current geographic position by one or more modes of global positioning system positioning, wifi real-time positioning and mobile location service positioning.
The current geographic location may be determined by Global Positioning System (GPS) positioning, wifi real-time positioning, mobile location service (base station) positioning, and the like. The determination of the current geographical position may also be performed by a fusion positioning method, i.e. positioning by two or more methods.
S2: determining the total amount of soluble solids of tap water in the current geographical position according to the current geographical position;
in other embodiments, determining the total amount of tap water soluble solids for the current geographic location comprises:
and inquiring and acquiring the total quantity of the dissolved solids of the tap water in the current geographical position through a network.
The total amount of soluble solids of tap water in the current geographical location can be data from the network, and the data from the network can be obtained by big data summarization. When the data of the total amount of the soluble solids of the tap water at the current geographical location is inquired on the network, the data can be used as the total amount of the soluble solids of the tap water at the current geographical location. The total amount of dissolved solids in tap water obtained over the network for the current geographic location may be data that is continuously updated by the network distribution platform. Therefore, the total amount of the soluble solids of the tap water in the current geographical position is obtained through the network, so that the data of the total amount of the soluble solids of the tap water are more accurate and have higher real-time performance.
S3: determining the service life of the filter element according to the total amount of soluble solids of tap water;
in other embodiments, determining filter cartridge life based on total tap water soluble solids comprises:
and acquiring the equipment model of the water purifier and the type of the filter element, and determining the service life of the filter element according to the equipment model of the water purifier, the type of the filter element and the total soluble solid content of tap water.
The water purifier has various models, and the water outlet speed or the design of the filter element of each model possibly has difference, so that the service life of the filter element is different due to the difference of the models of the equipment. A filter element service life database corresponding to the equipment model, the filter element type and the total dissolved solid content of tap water can be established in advance, and the service life of the filter element can be determined by inquiring the database. If the method is executed by the mobile phone APP, the mobile phone APP can require a user to select the equipment model of the water purifier, and the equipment model is obtained through selection of the user.
S4: acquiring the service time of the filter element;
s5: and subtracting the service time of the filter element from the service life of the filter element to obtain the residual service life of the filter element.
Wherein, after acquiring the current geographical location, the current tap water TDS value can be determined. TDS values are critical to affect the life of the filter element, and can affect the life of various filter elements. There are many kinds of filter elements for water purifiers, such as pp cotton filter elements, pre-activated carbon filters, ultrafiltration membrane filter elements, reverse osmosis membrane filter elements, post-activated carbon filter elements, and the like. The service life of the filter element of the type corresponding to the TDS value can be searched at the background, and the service life of the filter element is subtracted by the used time (namely the service time of the filter element), so that the residual service life of the filter element can be obtained. Optionally, the remaining life of the filter element may be displayed by a display device. For example, when the method is completed through a mobile phone APP, the residual service life of the filter element can be displayed on a mobile phone screen. According to the embodiment of the invention, the user can know the residual service life of the filter element of the water purifier, and the user can conveniently prepare to replace the filter element. Avoid the health problem that causes because of the filter core change untimely.
Fig. 2 is a flowchart of a method for determining a remaining life percentage of a filter element of a water purifier according to an embodiment of the present invention, and fig. 2 is a diagram. In other embodiments, further comprising:
s6: and determining the percentage of the residual service life of the filter element according to the ratio of the residual service life of the filter element to the service life of the filter element.
Wherein the filter element remaining life can be divided by the filter element life and multiplied by 100% to obtain the filter element remaining life percentage. The percent remaining life of the filter element for one or more of the filter elements can be determined in the manner described above. Optionally, the percentage of remaining life of the filter element may be displayed by a display device. For example, when the method is completed through a mobile phone APP, the remaining life percentage of the filter element can be displayed on a mobile phone screen. The percentage of the residual service life of the filter element is obtained through the method, so that a user can visually know the current situation of the filter element.
Fig. 3 is a flowchart of a method for obtaining a service time of a filter element according to an embodiment of the present invention, referring to fig. 3. In other embodiments, obtaining filter cartridge service time comprises:
s401: acquiring the filter element replacement date;
s402: acquiring a current date;
s403: and calculating the difference value between the current date and the filter element replacement date, and taking the difference value as the service time of the filter element.
Wherein, the filter core date of change can be the date of after-sales service personnel's change water purifier filter core of going to the home, if above-mentioned method is carried out by cell-phone APP, cell-phone APP can require the user to fill in the filter core date of change. The current date may be the date on which the above method was performed. If the method is executed by the mobile phone APP, the mobile phone APP can acquire the system date as the current date. The time length of the used filter element, namely the service time of the filter element can be obtained by calculating the difference between the current date and the filter element replacement date.
In other embodiments, the last day of the remaining life of the filter element is taken as an expiration date, and the user is reminded to change the filter element before the expiration date.
The core changing reminding method comprises the following steps of setting a core changing reminding mode, wherein the core changing reminding mode can be used for reminding a user when the number of days is preset before an arrival date. The number of the preset days can be determined according to actual needs. For example, the core change reminder may be given to the user 3 days or 5 days before the expiration date. The user can know that the due date is near before the due date after receiving the core changing reminding, and can arrange to change the filter core according to the user. And the user experience is improved.
In other embodiments, the refill replacement alert comprises sending a short message and/or a push message.
The user can be informed that the filter element is about to reach the due date in a mode of sending a short message to a mobile phone of the user, and the user is reminded to replace the filter element as soon as possible. If the method is executed by the mobile phone APP, the mobile phone APP can push a message to the user to inform the user that the filter element should be replaced as soon as possible. The pushed message can also comprise a purchase link and an installation method of the filter core which is about to reach the due date, so that the user can conveniently purchase and install the filter core.
Fig. 4 is a schematic structural diagram of a device for determining the remaining life of a filter element of a water purifier according to an embodiment of the present invention, and fig. 4 is a schematic structural diagram. The embodiment of the invention also provides a device for determining the residual life of the filter element of the water purifier, which comprises:
the position acquisition module 1 is used for acquiring a current geographic position;
the tap water soluble solid total amount determining module 2 is used for determining the tap water soluble solid total amount of the current geographical position according to the current geographical position;
the filter element life determining module 3 is used for determining the service life of the filter element according to the total amount of soluble solids of tap water;
the filter element service time acquisition module 4 is used for acquiring the service time of the filter element;
and the filter element residual life obtaining module 5 is used for subtracting the filter element service time from the filter element service life to obtain the filter element residual life.
The device for determining the residual life of the filter element of the water purifier, provided by the embodiment of the invention, can execute the method for determining the residual life of the filter element of the water purifier, provided by any embodiment of the invention, and has corresponding functional modules and beneficial effects of the execution method.
Fig. 5 is a schematic structural diagram of a device for determining percentage of remaining life of a filter element of a water purifier according to an embodiment of the present invention, and fig. 5 is a schematic structural diagram. In other embodiments, further comprising:
and the filter element residual life percentage determining module 6 is used for determining the percentage of the residual life of the filter element according to the ratio of the residual life of the filter element to the life of the filter element.
The device for determining the residual life of the filter element of the water purifier, provided by the embodiment of the invention, can execute the method for determining the residual life of the filter element of the water purifier, provided by any embodiment of the invention, and has corresponding functional modules and beneficial effects of the execution method.
In other embodiments, further comprising:
and the core changing reminding module is used for taking the last day of the residual service life of the filter element as an expiration date and reminding the user of changing the core before the expiration date.
The device for determining the residual life of the filter element of the water purifier, provided by the embodiment of the invention, can execute the method for determining the residual life of the filter element of the water purifier, provided by any embodiment of the invention, and has corresponding functional modules and beneficial effects of the execution method.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements, combinations and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims (10)

1. A method for determining the residual life of a filter element of a water purifier is characterized by comprising the following steps:
acquiring a current geographic position;
determining the total amount of soluble solids of tap water in the current geographical position according to the current geographical position;
determining the service life of the filter element according to the total amount of the soluble solids of the tap water;
acquiring the service time of the filter element;
and subtracting the service time of the filter element from the service life of the filter element to obtain the residual service life of the filter element.
2. The method for determining the remaining life of a filter element of a water purifier as recited in claim 1, further comprising: and determining the percentage of the residual service life of the filter element according to the ratio of the residual service life of the filter element to the service life of the filter element.
3. The method for determining remaining life of a filter element of a water purifier as recited in claim 1, wherein said obtaining a current geographical location comprises:
and determining the current geographic position by one or more modes of global positioning system positioning, wifi real-time positioning and mobile location service positioning.
4. The method of determining remaining life of a filter element of a water purifier as recited in claim 1, wherein said determining a total amount of soluble solids of tap water for said current geographical location comprises:
and inquiring and acquiring the total amount of the soluble solids of the tap water in the current geographical position through a network.
5. The method for determining the remaining life of a filter element of a water purifier according to claim 1, wherein said obtaining the filter element use time comprises:
acquiring the filter element replacement date;
acquiring a current date;
and calculating the difference value between the current date and the filter element replacement date, and taking the difference value as the service time of the filter element.
6. The method for determining the remaining life of a filter element of a water purifier as recited in claim 1, wherein said determining the life of the filter element based on the total amount of soluble solids in tap water comprises:
and acquiring the equipment model of the water purifier and the type of the filter element, and determining the service life of the filter element according to the equipment model of the water purifier, the type of the filter element and the total dissolved solid content of the tap water.
7. The method for determining the remaining life of a filter element of a water purifier as recited in claim 1, wherein a user is prompted to change the filter element before the expiration date, which is the last day of the remaining life of the filter element.
8. A water purifier filter element remaining life determining apparatus, comprising:
the position acquisition module is used for acquiring the current geographic position;
a tap water soluble solid total amount determining module, configured to determine, according to the current geographic location, a tap water soluble solid total amount of the current geographic location;
the filter element life determining module is used for determining the service life of the filter element according to the total amount of the soluble solids of the tap water;
the filter element service time acquisition module is used for acquiring the service time of the filter element;
and the filter element residual life obtaining module is used for subtracting the service time of the filter element from the service life of the filter element to obtain the residual life of the filter element.
9. The water purifier filter element remaining life determining apparatus as recited in claim 8, further comprising:
and the filter element residual life percentage determining module is used for determining the percentage of the residual life of the filter element according to the ratio of the residual life of the filter element to the life of the filter element.
10. The water purifier filter element remaining life determining apparatus as recited in claim 8, further comprising:
and the core changing reminding module is used for taking the last day of the residual service life of the filter element as an expiration date and reminding a user of core changing before the expiration date.
CN202110936708.8A 2021-08-16 2021-08-16 Method and device for determining residual life of filter element of water purifier Pending CN114965868A (en)

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