CN117018739A - A self-cleaning method for water purification filter elements - Google Patents

A self-cleaning method for water purification filter elements Download PDF

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Publication number
CN117018739A
CN117018739A CN202311053174.XA CN202311053174A CN117018739A CN 117018739 A CN117018739 A CN 117018739A CN 202311053174 A CN202311053174 A CN 202311053174A CN 117018739 A CN117018739 A CN 117018739A
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CN
China
Prior art keywords
filter
cleaning
cavity
filter chamber
water
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Granted
Application number
CN202311053174.XA
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Chinese (zh)
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CN117018739B (en
Inventor
吴华平
肖飞跃
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Keruis Technology Shenzhen Co ltd
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Keruis Technology Shenzhen Co ltd
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Priority to CN202311053174.XA priority Critical patent/CN117018739B/en
Publication of CN117018739A publication Critical patent/CN117018739A/en
Application granted granted Critical
Publication of CN117018739B publication Critical patent/CN117018739B/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
    • B01D35/12Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
    • 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
    • B01D29/31Self-supporting filtering elements
    • B01D29/35Self-supporting filtering elements arranged for outward 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
    • B01D29/50Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B01D29/58Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
    • 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
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/64Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6407Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
    • B01D29/6415Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Treatment By Sorption (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

本发明涉及净水滤芯技术领域,提出了一种自清洁连续式净水滤芯及自清洁方法,包括滤筒、第一清洗刷、第一滤芯、第二清洗刷、第二滤芯、中心筒、上端内盖、上端外盖、下端内盖和下端外盖,第一清洗刷和第二清洗刷之间为第一过滤腔,第二清洗刷和中心筒之间为第二过滤腔,进水端借助上端内盖交替与第一过滤腔和第二过滤腔连通,出水端借助下端外盖、下端内盖和中心筒与第一过滤腔和第二过滤腔交替连通,排水端借助下端内盖与第一过滤腔和第二过滤腔交替连通,第一过滤腔和第二过滤腔至少有一个为净水状态。通过上述技术方案,解决了现有技术中净水滤芯需要拆卸清理并且由于清理会导致净水器不能够连续净水的技术问题。

The invention relates to the technical field of water purification filter elements, and proposes a self-cleaning continuous water purification filter element and a self-cleaning method, including a filter cartridge, a first cleaning brush, a first filter element, a second cleaning brush, a second filter element, a center cylinder, The upper inner cover, the upper outer cover, the lower inner cover and the lower outer cover. The first filter chamber is between the first cleaning brush and the second cleaning brush. The second filter chamber is between the second cleaning brush and the central cylinder. Water enters The outlet end is alternately connected to the first filter chamber and the second filter chamber with the help of the upper inner cover, the water outlet end is alternately connected with the first filter chamber and the second filter chamber with the help of the lower outer cover, the lower inner cover and the central cylinder, and the drainage end is alternately connected with the first filter chamber and the second filter chamber with the help of the lower inner cover. It is alternately connected to the first filter chamber and the second filter chamber, and at least one of the first filter chamber and the second filter chamber is in a water purification state. Through the above technical solution, the technical problem in the prior art that the water purification filter element needs to be disassembled and cleaned and the water purifier cannot continuously purify water due to cleaning is solved.

Description

Self-cleaning method of water purification filter element
The application discloses a self-cleaning continuous water purifying filter element and a self-cleaning method, which are divided into application numbers 2022116660843, application date 2022, 12-month and 23-day and the application name.
Technical Field
The application relates to the technical field of water purification filter elements, in particular to a self-cleaning continuous water purification filter element and a self-cleaning method.
Background
With the increase in water pollution, water purifiers have come into many ordinary households. Many families have the problem of purifying the drinking water, but many families have problems in water purifiers because the filter element is not held for replacement or the filter element is forgotten to be replaced. The most important part of the water purifier is known as the filter element, because the filter element is related to the quality of water purification.
In the prior art, a water purifier is always kept with high-efficiency water purifying effect by adopting a disassembling and replacing mode aiming at a water purifying filter element, but the mode is always required to stop the water purifier for replacement, time and labor are wasted, and in addition, the cost is increased by replacing the filter element, although some filter elements which can be cleaned and reused are also appeared, the cleaning difficulty is caused by too thick scale, if the water purifying filter element is frequently disassembled, the user experience is poor, and based on the problems, a new water purifying filter element is needed to solve.
Disclosure of Invention
The application provides a self-cleaning continuous water purifying filter element and a self-cleaning method, which solve the technical problems that the water purifying filter element needs to be disassembled for cleaning and the water purifier cannot continuously purify water due to cleaning in the prior art.
The technical scheme of the application is as follows:
the utility model provides a self-cleaning continuous water purification filter core, includes filter cartridge and first cleaning brush, first filter core, second cleaning brush, second filter core, the central section of thick bamboo that sets gradually from outside to inside, still includes setting up upper end inner cup and the upper end enclosing cover of filter cartridge upper end set up filter cartridge lower extreme inner cup and lower extreme enclosing cover, be first filter chamber between first cleaning brush and the second cleaning brush, be the second filter chamber between the second cleaning brush and the central section of thick bamboo, have water inlet end and water outlet end on the upper end enclosing cover, water inlet end with the help of upper end inner cup is in turn with first filter chamber and second filter chamber intercommunication, water outlet end with the help of lower extreme enclosing cover, lower extreme inner cup with the central section of thick bamboo is in turn with first filter chamber and second filter chamber intercommunication, the lower extreme enclosing cover has the drain end with the help of lower extreme inner cup is in turn with first filter chamber and second filter chamber intercommunication, first filter chamber and second filter chamber have at least first filter chamber state.
The upper end outer cover with the equal rotation setting of lower extreme outer cover is in the both ends of straining a section of thick bamboo, the upper end inner cup has an upper runner, the lower extreme inner cup has a lower runner, the upper runner with first filter chamber with the equal intercommunication of second filter chamber, first filter chamber with the second filter chamber is with help of the lower runner with the center section of thick bamboo communicates in turn, the play water end with the center section of thick bamboo communicates, the upper end outer cover has washs the runner, washs runner one end with play water end intercommunication, wash the runner other end optionally with first filter chamber with second filter chamber intercommunication.
The upper runner comprises a cavity inlet runner, a cavity cleaning channel, a two-cavity inlet runner and a two-cavity cleaning channel, the lower runner comprises a cavity outlet runner, a cavity row runner, a two-cavity outlet runner and a two-cavity row runner, and the lower end outer cover is provided with a first outlet runner, a second outlet runner, a first drainage runner and a second drainage runner;
when the first cavity inflow channel is communicated with the water inlet end, the first cavity outflow channel is communicated with the first outflow channel, the cleaning channel is communicated with the two cavity cleaning channels, and the two cavity drainage channels are communicated with the second drainage channel;
when the two cavity inlet flow channels are communicated with the water inlet end, the two cavity outlet flow channels are communicated with the second outlet flow channel, the cleaning flow channels are communicated with the one cavity cleaning channel, and the one cavity drainage channel is communicated with the first drainage channel.
The first filter cavity is divided into a first filter chamber and a second filter chamber by the first filter element, the second filter cavity is divided into a third filter chamber and a fourth filter chamber by the second filter element, the first cavity inlet channel and the first cavity outlet channel are communicated with the first filter chamber, the first cavity cleaning channel and the first cavity outlet channel are communicated with the second filter chamber, the second cavity inlet channel and the second cavity outlet channel are communicated with the third filter chamber, and the second cavity cleaning channel is communicated with the second cavity outlet channel and the fourth filter chamber.
The cleaning device is characterized by further comprising a first cleaning switch and a second cleaning switch which are arranged on the upper end outer cover, wherein the first cleaning switch and the second cleaning switch are arranged in the cleaning flow channel, the first cleaning switch controls the on-off of the cleaning channel of the first cavity, and the second cleaning switch controls the on-off of the cleaning channel of the second cavity.
The upper end inner cover and the lower end inner cover are provided with annular grooves, and positioning bosses are respectively arranged at two ends of the first cleaning brush, the first filter element, the second filter element and the central cylinder and inserted into the annular grooves.
The side surfaces of the upper end inner cover and the lower end inner cover are provided with positioning annular grooves, the inner side of the filter cylinder is provided with positioning convex shoulders, the positioning convex shoulders are inserted into the positioning annular grooves, and the cross sections of the positioning annular grooves and the positioning convex shoulders are conical.
The first cleaning brush and the second cleaning brush are both rotatably arranged in the filter cylinder, and a plurality of brush heads are arranged on the inner sides of the first cleaning brush and the second cleaning brush.
The cleaning device further comprises cleaning driving parts, wherein the cleaning driving parts are arranged on the inner cover at the lower end, the number of the cleaning driving parts is at least two, and the cleaning driving parts are used for driving the first cleaning brush and the second cleaning brush to rotate.
The two cleaning driving parts are positioned at the outer sides of the first cleaning brush and the second cleaning brush respectively, gear rings are arranged at the bottoms of the first cleaning brush and the second cleaning brush, the output ends of the cleaning driving parts are gears, and the output ends of the cleaning driving parts are meshed with the gear rings.
A self-cleaning method of a water purifying filter element comprises the following steps:
s100: the water inlet end is communicated with the first filter cavity, the water outlet end is communicated with the first filter cavity to purify water, and meanwhile, the second filter cavity is disconnected with the water inlet end;
s200: rotating the second cleaning brush to clean the second filter element scale side;
s300: switching on the second filter cavity and the drainage end, discharging cleaning impurities, and switching off the second filter cavity and the drainage end after cleaning is finished;
s400: after the first filter cavity is fouled, the second filter cavity is communicated with the water inlet end, the water outlet end is communicated with the second filter cavity for purifying water, and meanwhile, the first filter cavity is disconnected with the water inlet end;
s500: rotating the first cleaning brush to clean the first filter element scale side;
s600: and switching on the first filter cavity and the drainage end, discharging cleaning impurities, switching off the first filter cavity and the drainage end after cleaning is finished, and repeating the step S100.
The working principle and the beneficial effects of the application are as follows:
according to the application, the two filter cavities are arranged in the filter element, and the working states of the two filter cavities are controlled, so that one filter cavity is cleaned by the cleaning brush in the other filter cavity when water is purified, the filter element can be cleaned without being detached from the water purifier when the filter element is cleaned, the online self-cleaning filter element can clean the filter element and does not influence the water purification, so that continuous water purification can be realized, the user experience is higher, the filter element is cleaned regularly, the water scale on the surface of the filter element is not accumulated thickly, the stronger filtering effect of the filter element can be maintained, the service life of the filter element can be prolonged, and the use cost of a user can be reduced.
Drawings
The application will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the overall structure of a filter element in the application;
FIG. 2 is a top view of the internal structure of the filter element of the present application;
FIG. 3 is a schematic diagram of the working state of the filter element in the present application, wherein the schematic diagram of the structure of the first filter cavity in the water purifying state and the second filter cleaning state is shown;
fig. 4 is a second schematic diagram of the working state of the filter element in the present application, in which a schematic diagram of the structure of the second filter chamber in a clean water state and the first filter cleaning state is shown;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A, showing the connection of the locating boss and the locating shoulder;
FIG. 6 is a step diagram of a self-cleaning method in the present application;
in the figure: 1. the filter cartridge, 2, first brush, 3, first filter element, 4, second brush, 5, second filter element, 6, center cartridge, 7, upper end inner cap, 8, upper end outer cap, 9, lower end inner cap, 10, lower end outer cap, 11, water inlet end, 12, water outlet end, 13, water outlet end, 14, cleaning channel, 15, one-chamber inlet channel, 16, one-chamber cleaning channel, 17, two-chamber inlet channel, 18, two-chamber cleaning channel, 19, one-chamber outlet channel, 20, one-chamber drain channel, 21, two-chamber outlet channel, 22, two-chamber drain channel, 23, first outlet channel, 24, second outlet channel, 25, first drain channel, 26, second drain channel, 27, first filter chamber, 28, second filter chamber, 29, third filter chamber, 30, fourth filter chamber, 31, first cleaning switch, 32, second cleaning switch, 33, annular groove, 34, positioning boss, 35, positioning groove 36, positioning boss, 37, shoulder, 38, ring gear, cleaning head, 39, driving ring gear.
Detailed Description
The technical solutions of the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
As shown in fig. 1 to 6, this embodiment proposes a self-cleaning continuous water purification filter cartridge, which comprises a filter cartridge 1, a first cleaning brush 2, a first filter element 3, a second cleaning brush 4, a second filter element 5, and a central cylinder 6 sequentially arranged from outside to inside, and further comprises an upper end inner cover 7 and an upper end outer cover 8 arranged at the upper end of the filter cartridge 1, a lower end inner cover 9 and a lower end outer cover 10 arranged at the lower end of the filter cartridge 1, a first filter cavity is arranged between the first cleaning brush 2 and the second cleaning brush 4, a second filter cavity is arranged between the second cleaning brush 4 and the central cylinder 6, a water inlet end 11 and a water outlet end 12 are arranged on the upper end outer cover 8, the water outlet end 11 is alternately communicated with the first filter cavity and the second filter cavity by means of the lower end inner cover 10, the lower end inner cover 9 and the central cylinder 6 is alternately communicated with the first filter cavity and the second filter cavity by means of the lower end inner cover 10, and the lower end 13 is alternately communicated with the second filter cavity by means of the lower end inner cover 13, and the water outlet end 13 is alternately communicated with the first filter cavity and the second filter cavity by means of the lower end 13.
In this embodiment, the filter element is in a cylindrical shape, different radii are designed according to different levels, the filter element 1, the first cleaning brush 2, the first filter element 3, the second cleaning brush 4, the second filter element 5 and the central cylinder 6 are sequentially arranged from outside to inside, two ends are provided with cover bodies for fixing positions, wherein the upper end inner cover 7 and the lower end inner cover 9 position each layer in the filter element 1, the first cleaning brush 2, the second cleaning brush 4 and the central cylinder 6 separate different filter cavities to form a first filter cavity and a second filter cavity, the working states of the first filter cavity and the second filter cavity are controlled through the upper end outer cover 8 and the lower end outer cover 10 at the outermost end, at least one of the working states is in a water cleaning state, the upper end outer cover 8 is rotated to adjust the water inlet end 11 and the communication state between the first filter cavity and the second filter cavity, the lower end outer cover 10 is rotated to adjust the communication state between the water outlet end 12 and the first filter cavity and the second filter cavity, the water outlet end 13 is alternately communicated through the lower end outer cover 10 to adjust the water outlet end 12 and the water outlet end 12, and the water outlet end is simultaneously communicated with the cleaning brush 2 through the water outlet end 12 and the cleaning brush 4.
The upper end outer cover 8 and the lower end outer cover 10 are both rotatably arranged at two ends of the filter cartridge 1, the upper end inner cover 7 is provided with an upper runner, the lower end inner cover 9 is provided with a lower runner, the upper runner is communicated with the first filter cavity and the second filter cavity, the first filter cavity and the second filter cavity are alternately communicated with the central cylinder 6 by virtue of the lower runner, the water outlet end 12 is communicated with the central cylinder 6, the upper end outer cover 8 is provided with a cleaning runner 14, one end of the cleaning runner 14 is communicated with the water outlet end 12, and the other end of the cleaning runner 14 is selectively communicated with the first filter cavity and the second filter cavity.
In this embodiment, the upper end inner cover 7 is designed with an upper flow channel, the lower end inner cover 9 is designed with a lower flow channel, the upper end inner cover 7 and the lower end inner cover 9 are both communicated with the first filter cavity and the second filter cavity through the flow channels, and then the upper end outer cover 8 and the lower end outer cover 10 are rotated, so that the water outlet end 12, the water inlet end 11, the water outlet end 13 and the first filter cavity and the second filter cavity are selectively communicated and combined, the first filter cavity and the second filter cavity are separated to work and independently operate, namely clean water and self-clean at the same time, in this embodiment, by arranging a cleaning channel on the upper end outer cover 8, the cleaning channel can introduce a part of water at the water outlet end 12 into the cleaned cavity to realize reverse cleaning, further improve the cleaning effect, and drain impurities cleaned by the cleaning brush from the cavity through the water outlet end 13 without residues.
The upper runner comprises a cavity inflow runner 15, a cavity cleaning channel 16, a two-cavity inflow runner 17 and a two-cavity cleaning channel 18, the lower runner comprises a cavity outflow runner 19, a cavity drainage runner 20, a two-cavity outflow runner 21 and a two-cavity drainage runner 22, and the lower end outer cover 10 is provided with a first outflow runner 23, a second outflow runner 24, a first drainage runner 25 and a second drainage runner 26;
when the first cavity inlet channel 15 is communicated with the water inlet end 11, the first cavity outlet channel 19 is communicated with the first outlet channel 23, the cleaning channel 14 is communicated with the second cavity cleaning channel 18, and the second cavity discharge channel 22 is communicated with the second drainage channel 26;
when the two-chamber inlet channel 17 is communicated with the water inlet end 11, the two-chamber outlet channel 21 is communicated with the second outlet channel 24, the cleaning channel 14 is communicated with the one-chamber cleaning channel 16, and the one-chamber outlet channel 20 is communicated with the first water drainage channel 25.
In this embodiment, the upper flow channel and the lower flow channel are specifically divided into a plurality of flow channels to form communication with the first cavity and the second cavity, while the water inlet end 11 and the cleaning flow channel 14 of the upper end outer cover 8 can be alternately communicated with the first filter cavity and the second filter cavity through rotation, specifically, the water inlet end 11 and the cleaning flow channel 14 are in a group, the first cavity inlet flow channel 15, the second cavity cleaning channel 18, the second cavity inlet flow channel 17 and the first cavity cleaning channel 16 are in a group respectively, and form corresponding relation when the upper end outer cover 8 rotates, so that communication and switching are formed; similarly, the first outlet channel 23 and the second water drainage channel 26 on the lower end outer cover 10 correspond to the first cavity outlet channel 19 and the second cavity outlet channel 22, and the second outlet channel 24 and the first water drainage channel 25 correspond to the second cavity outlet channel 21 and the first cavity outlet channel 20, so that communication and switching are formed.
The first filter cavity is divided into a first filter chamber 27 and a second filter chamber 28 by the first filter element 3, the second filter cavity is divided into a third filter chamber 29 and a fourth filter chamber 30 by the second filter element 5, the first cavity inlet flow channel 15 and the first cavity outlet flow channel 20 are communicated with the first filter chamber 27, the first cavity cleaning channel 16 and the first cavity outlet flow channel 19 are communicated with the second filter chamber 28, the second cavity inlet flow channel 17 and the second cavity outlet flow channel 22 are communicated with the third filter chamber 29, and the second cavity cleaning channel 18 and the second cavity outlet flow channel 21 are communicated with the fourth filter chamber 30.
In this embodiment, further refinement, the first filter cavity and the second filter cavity are divided by the filter element, wherein the first filter cavity is divided into a first filter chamber 27 and a second filter chamber 28; the second filter chamber is divided into a third filter chamber 29 and a fourth filter chamber 30, and the flow channel on the upper end inner cover 7 and the flow channel on the lower end inner cover 9 are correspondingly communicated with each other.
The cleaning device further comprises a first cleaning switch 31 and a second cleaning switch 32 which are arranged on the upper end outer cover 8, wherein the first cleaning switch 31 and the second cleaning switch 32 are arranged in the cleaning flow channel 14, the first cleaning switch 31 controls the on-off of the first cavity cleaning channel 16, and the second cleaning switch 32 controls the on-off of the second cavity cleaning channel.
In this embodiment, when the first cleaning switch 31 and the second cleaning switch 32 are disposed in the cleaning flow channel 14 to clean two cavities, the cleaning water is controlled to fill into which cavity, and a manual valve or an electric valve can be adopted in the implementation process of the first cleaning switch 31 and the second cleaning switch 32, for example, the first cleaning switch and the second cleaning switch can drive a plugging plug to plug in the channel through a telescopic device.
The upper end inner cover 7 and the lower end inner cover 9 are provided with annular grooves 33, two ends of the first cleaning brush 2, the first filter element 3, the second filter element 5 and the central cylinder 6 are provided with positioning bosses 34, and the positioning bosses 34 are inserted into the annular grooves 33.
In this embodiment, the upper end inner cover 7 and the lower end inner cover 9 are fixedly installed on each layer of components in the filter cartridge 1, in order to keep each component a stable distance, and also in order to ensure the stability of the space of the filter cavity, the upper end inner cover 7 and the lower end inner cover 9 are provided with annular grooves 33 to position each component, and the end parts of each component are provided with positioning bosses 34 to cooperate.
The side surfaces of the upper end inner cover 7 and the lower end inner cover 9 are provided with positioning annular grooves 35, the inner side of the filter cartridge 1 is provided with positioning convex shoulders 36, the positioning convex shoulders 36 are inserted into the positioning annular grooves 35, and the cross sections of the positioning annular grooves 35 and the positioning convex shoulders 36 are conical.
In this embodiment, the stability of the filter element along the axial direction is also realized by the clamping connection between the upper end inner cover 7 and the lower end inner cover 9 and the filter cartridge 1, and for the convenience of assembly, the positioning ring groove 35 and the positioning shoulder 36 are both tapered, so that the disassembly and the assembly are convenient.
The first cleaning brush 2 and the second cleaning brush 4 are both rotatably arranged in the filter cartridge 1, and a plurality of brush heads 37 are arranged on the inner sides of the first cleaning brush 2 and the second cleaning brush 4.
In this embodiment, the cleaning brush is provided with a plurality of brush heads 37 on the side close to the first filter element 3 and the second filter element 5 to clean the surfaces of the filter elements, so as to improve the cleaning effect.
And further comprises a cleaning driving member 38, wherein the cleaning driving member 38 is arranged on the lower end inner cover 9, at least two cleaning driving members 38 are arranged, and the cleaning driving member 38 is used for driving the first cleaning brush 2 and the second cleaning brush 4 to rotate.
The two cleaning driving members 38 are located outside the first cleaning brush 2 and the second cleaning brush 4, a gear ring 39 is arranged at the bottoms of the first cleaning brush 2 and the second cleaning brush 4, the output end of the cleaning driving member 38 is a gear, and the output end of the cleaning driving member 38 is meshed with the gear ring 39.
In this embodiment, the first cleaning brush 2 and the second cleaning brush 4 clean and brush the surface of the filter element, and the cleaning is realized by means of a rotating action, in this embodiment, the cleaning driving member 38 is adopted to drive the cleaning brush to clean, the gear is meshed with the gear ring 39, and the output end of the cleaning driving member 38 rotates to drive the cleaning brush to clean the filter element.
A self-cleaning method of a water purifying filter element comprises the following steps:
s100: the water inlet end 11 is communicated with the first filter cavity, the water outlet end 12 is communicated with the first filter cavity to purify water, and the second filter cavity is disconnected from the water inlet end 11;
s200: rotating the second cleaning brush 4 to clean the scale deposit side of the second filter element 5;
s300: switching on the second filter cavity and the drain end 13 to drain the cleaning impurities, and switching off the second filter cavity and the drain end 13 after the cleaning is completed;
s400: after the first filter cavity is fouled, the second filter cavity is communicated with the water inlet end 11, the water outlet end 12 is communicated with the second filter cavity to purify water, and meanwhile, the first filter cavity is disconnected with the water inlet end 11;
s500: rotating the first cleaning brush 2 to clean the scale deposition side of the first filter element 3;
s600: and switching on the first filter cavity and the drain end 13, discharging cleaning impurities, switching off the first filter cavity and the drain end 13 after cleaning is finished, and repeating the step S100.
In this embodiment, a self-cleaning method for a water purifying filter element is provided, and on the basis of not deviating from the technical concept of the application, the sequence of related steps is exchanged without affecting the protection scope of the application.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the application.

Claims (1)

1.一种净水滤芯的自清洁方法,其特征在于,包括以下步骤:1. A self-cleaning method for a water purification filter element, characterized in that it includes the following steps: S100:将进水端(11)与第一过滤腔连通,出水端(12)与第一过滤腔连通,进行净水,同时第二过滤腔与进水端(11)断开;S100: Connect the water inlet end (11) to the first filter chamber, and the water outlet end (12) to the first filter chamber to perform water purification, while the second filter chamber is disconnected from the water inlet end (11); S200:旋转第二清洗刷(4)对第二滤芯(5)积垢侧进行清洗;S200: Rotate the second cleaning brush (4) to clean the scale side of the second filter element (5); S300:接通第二过滤腔与排水端(13),将清洗杂质排出,清洗完成后将第二过滤腔与排水端(13)断开;S300: Connect the second filter chamber and the drain end (13) to discharge the cleaning impurities. After the cleaning is completed, disconnect the second filter chamber and the drain end (13); S400:待第一过滤腔积垢后,将第二过滤腔与进水端(11)连通,出水端(12)与第二过滤腔连通,进行净水,同时第一过滤腔与进水端(11)断开;S400: After the first filter chamber is scaled, connect the second filter chamber to the water inlet (11), and the water outlet (12) to the second filter chamber for water purification. At the same time, the first filter chamber is connected to the water inlet. (11) Disconnect; S500:旋转第一清洗刷(2)对第一滤芯(3)积垢侧进行清洗;S500: Rotate the first cleaning brush (2) to clean the scaled side of the first filter element (3); S600:接通第一过滤腔与排水端(13),将清洗杂质排出,清洗完成后将第一过滤腔与排水端(13)断开,之后重复步骤S100。S600: Connect the first filter chamber and the drain end (13) to discharge the cleaning impurities. After the cleaning is completed, disconnect the first filter chamber and the drain end (13), and then repeat step S100.
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