CN110963590A - Filtering equipment - Google Patents

Filtering equipment Download PDF

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Publication number
CN110963590A
CN110963590A CN201811144827.4A CN201811144827A CN110963590A CN 110963590 A CN110963590 A CN 110963590A CN 201811144827 A CN201811144827 A CN 201811144827A CN 110963590 A CN110963590 A CN 110963590A
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CN
China
Prior art keywords
filter
filter element
cavity
shell
cavities
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Pending
Application number
CN201811144827.4A
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Chinese (zh)
Inventor
戴寿宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taishan Wangchunda Environmental Protection Technology Co Ltd
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Taishan Wangchunda Environmental Protection Technology Co Ltd
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Publication date
Application filed by Taishan Wangchunda Environmental Protection Technology Co Ltd filed Critical Taishan Wangchunda Environmental Protection Technology Co Ltd
Priority to CN201811144827.4A priority Critical patent/CN110963590A/en
Publication of CN110963590A publication Critical patent/CN110963590A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • 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
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/283Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • 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
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions

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

Abstract

The invention relates to a filter device, comprising: comprises a shell, a controller and a filter assembly; the shell is of a hollow cylindrical structure, a main water inlet is formed in the side wall of the shell, an end cover is arranged at the top of the shell, and a main water outlet is formed in the bottom of the shell; the filter assembly comprises a filter element bracket arranged in the shell, a rotating mechanism and a filter element body arranged on the filter element bracket; the filter element bracket divides the shell into various stages of filter cavities; the filter cavities at all levels are also internally provided with a plurality of partition plates which divide the filter cavities at all levels into a plurality of sub-cavities; movable windows are arranged on the arc surfaces of the multilayer sub-cavities close to the shell; the rotating mechanism comprises a rotating shaft and a driving motor; the controller controls the operation of the driving motor and drives the rotating shaft to rotate so as to drive the filter element support to rotate, so that the corresponding graded filter cavities are communicated with the main water inlet, the tap water is graded and filtered, and each movable window can be opened to replace the filter element.

Description

Filtering equipment
Technical Field
The invention relates to the field of water filtration, in particular to a filtering device.
Background
With the rapid development of social economy, people bring abundant substances and serious environmental pollution, wherein the water pollution is particularly prominent. The waste water, waste residue, waste gas and the like discharged by the factory not only directly pollute surface runoff, but also permeate underground to pollute underground water. In order to ensure the safety of drinking water, water in a tap water pipe is usually filtered by a water purifier, which has become a necessary water treatment device for households. In the water purification process of the water purifier, floaters, heavy metals, bacteria, viruses, residual chlorine, silt, rust, microorganisms and the like in water are removed by the filter element assembly, so that the water safety is ensured. However, the general water purifier only performs one-level filtration on tap water, cannot realize multi-level filtration, and is inconvenient for replacing a filter element. In areas with serious water pollution, when people need to wash clothes or general household appliances, if tap water is directly adopted for washing, the clothes can not be really washed clean because of silt, rust and the like in the tap water; if the filtered purified water is adopted for cleaning, the waste of the purified water resource is caused. When people need to wash vegetables or wash food directly entering the mouth, if tap water is used for washing, the standard of entering the mouth for eating can not be met; if the filtered purified water is adopted for cleaning, the waste of the purified water resources is also caused. Therefore, the single-stage filtering equipment cannot meet the requirements of life, and inconvenience is brought to life.
Disclosure of Invention
Based on this, the invention aims to provide a filtering device which has the advantages of being capable of carrying out graded filtering on tap water and facilitating replacement of a filter element.
A filtering device comprises a shell, a controller and a filtering component, wherein the controller and the filtering component are arranged inside the shell; the shell is of a hollow cylindrical structure, a main water inlet is formed in the side wall of the shell, an end cover is arranged at the top of the shell, and a main water outlet is formed in the bottom of the shell; the filter assembly comprises a filter element bracket arranged in the shell, a rotating mechanism driving the filter element bracket to rotate and a plurality of filter element bodies arranged on the filter element bracket; the shell is divided into a primary filter cavity, a secondary filter cavity and a tertiary filter cavity by the filter element bracket; a plurality of partition plates are also arranged in each stage of filtering cavity; the plurality of partition plates divide each stage of filter cavity into a plurality of layers of sub cavities for placing single filter elements; movable windows are arranged on the arc surfaces of the multilayer sub-cavities close to the shell; the rotating mechanism comprises a rotating shaft arranged in the center of the filter element support and a driving motor arranged below the end cover; the driving motor is electrically connected with the controller; the filter element bodies are placed in the filter cavities; the controller controls the operation of the driving motor and drives the rotating shaft to rotate so as to drive the filter element support to rotate, so that the filter cavities corresponding to the grades are communicated with the main water inlet to correspondingly grade and filter tap water.
According to the filter equipment, the rotation of the filter element support is controlled by the controller according to the water demand of people, so that each graded filter cavity is communicated with the main water inlet, tap water is subjected to targeted graded filtration, the movable windows of the sub cavities can be opened to replace the filter elements, and convenience is brought to domestic water of people.
Further, two layers of sub cavities are arranged in the primary filtering cavity; the two sub-cavities are sequentially provided with a PP cotton filter element and a granular activated carbon filter element from top to bottom; the secondary filtering cavity is internally provided with three sub-cavities; the three-layer sub-cavity is internally provided with a PP cotton filter element, a granular activated carbon filter element and a sintered activated carbon filter element from top to bottom in sequence; the three-stage filtering cavity is internally provided with four layers of sub-cavities; the four-layer sub-cavity is internally provided with a PP cotton filter element, a granular activated carbon filter element, a sintered activated carbon filter element and a reverse osmosis RO membrane filter element from top to bottom in sequence. Each stage of filter element in the primary filter cavity is used for primary filtering of tap water so as to filter silt, rust and the like in the tap water; each stage of filter element in the secondary filter cavity carries out secondary filtration on tap water, so that water capable of cleaning food at the inlet is obtained, and the water is clean and sanitary; and each stage of filter element in the three-stage filter cavity performs three-stage filtration on tap water, so that purified water which can be directly drunk is obtained.
Furthermore, the filter elements placed in each layer of the sub-cavity are filter element cylinders with sector cross sections.
Furthermore, movable windows on each layer of cavity are all visible windows so as to observe the use condition of the filter element on each layer.
Further, the filter element bracket comprises a bottom plate and a top plate which are arranged in the shell in parallel, and a first partition plate, a second partition plate and a third partition plate which are vertically arranged between the bottom plate and the top plate; the top disc, the bottom disc and the shell are enclosed to form a cylindrical cavity, and the cylindrical cavity is divided into a primary filter cavity, a secondary filter cavity and a tertiary filter cavity by the first partition plate, the second partition plate and the third partition plate.
Furthermore, a first water inlet, a second water inlet and a third water inlet which are respectively communicated with the primary filtering cavity, the secondary filtering cavity and the tertiary filtering cavity are arranged on the top disc.
Furthermore, a first water outlet, a second water outlet and a third water outlet which are respectively communicated with the primary filtering cavity, the secondary filtering cavity and the tertiary filtering cavity are arranged on the base plate.
Furthermore, a grading filter switch electrically connected with the controller is arranged on the end cover; the grading filtering switch comprises a first-grade filtering switch, a second-grade filtering switch and a third-grade filtering switch which correspond to the grading filtering. When the primary filtering switch is turned on, the controller controls the filter element bracket to rotate so that the primary filtering cavity is communicated with the main water inlet to primarily filter tap water to obtain domestic water; when the secondary filtering switch is turned on, the controller controls the filter element bracket to rotate so that the secondary filtering cavity is communicated with the main water inlet to carry out secondary filtering on tap water to obtain water for cleaning food at the inlet; when the three-level filtering switch is turned on, the controller controls the filter element support to rotate so that the three-level filtering cavity is communicated with the main water inlet to carry out three-level filtering on tap water, and purified water for direct drinking is obtained.
Furthermore, a water quality detector and a flowmeter which are electrically connected with the controller are arranged on the chassis and communicated with the filtering cavities at all levels. The water quality detector is used for detecting whether the filtering bodies of the filtering cavities at all levels can effectively filter tap water or not and can detect the service life of the filtering cores at all levels; the flowmeter is used for counting the filtering capacity of each stage of filter element so as to assist in judging the service life of each stage of filter element.
Furthermore, a liquid crystal display screen electrically connected with the controller is further arranged on the end cover at the top of the shell. This setting is used for showing the quality of water condition after filtering of filtering the body at different levels, and whether the suggestion filters the body at different levels and reaches life simultaneously.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the construction of a filtration apparatus according to the present invention;
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Please refer to fig. 1, which is a schematic structural diagram of the filtering apparatus according to the present invention.
The filter apparatus includes a housing 10, a filter assembly controller 20 disposed inside the housing, and a filter assembly 30. The controller 20 controls the filter assembly 30 to rotate, so as to realize graded filtration of tap water.
The shell 10 is a hollow cylindrical structure, a main water inlet 11 is arranged on the side wall of the shell 10, an end cover 12 is arranged at the top of the shell 10, and a main water outlet 13 is arranged at the bottom of the shell 10. In order to more conveniently control the filtering equipment to carry out graded water purification, a graded filtering switch 121 electrically connected with the controller is also arranged on the end cover 12; the grading filtering switch comprises a first-grade filtering switch, a second-grade filtering switch and a third-grade filtering switch which correspond to the grading filtering. When the graded filter switch is turned on, the controller 20 controls the filter element support to rotate so as to communicate the filter cavities corresponding to the grades with the main water inlet 11, so as to filter tap water correspondingly in grades. Specifically, when the primary filtering switch is turned on, the controller 20 controls the filter element support 31 to rotate so that the primary filtering cavity is communicated with the main water inlet 11 to primarily filter tap water, so as to obtain domestic water; when the secondary filtering switch is turned on, the controller 20 controls the filter element support 31 to rotate so that the secondary filtering cavity is communicated with the main water inlet 11 to carry out secondary filtering on tap water, and water for cleaning food at the inlet is obtained; when the third-stage filter switch is turned on, the controller 20 controls the filter element support 31 to rotate so that the third-stage filter cavity is communicated with the main water inlet 11 to carry out third-stage filtration on tap water, and pure water for direct drinking is obtained.
In order to make the filtering apparatus more user-friendly, a liquid crystal display 60 electrically connected with the controller may be further disposed on the end cap 12 at the top of the housing 10.
The controller 20 is disposed inside the housing 10 and below the end cap 12. The controller 20 functions as a master. The controller 20 controls the operation of the driving motor and drives the rotating shaft to rotate so as to drive the filter element support to rotate, so that the filter cavities corresponding to the grades are communicated with the main water inlet 11, and tap water is filtered in grades.
The filter assembly 30 is disposed inside the housing 10, and includes a filter element support 31 disposed inside the housing 10, a rotating mechanism 32 for driving the filter element support 31 to rotate, and a plurality of filter element bodies disposed on the filter element support 31.
The filter element bracket 31 comprises a bottom plate 311 and a top plate 312 which are arranged in the shell 10 in parallel, and a first partition plate, a second partition plate and a third partition plate which are vertically arranged between the bottom plate 311 and the top plate 312; the top plate 312, the bottom plate 311 and the casing 10 enclose a cylindrical cavity, and the cylindrical cavity is divided into a primary filter cavity, a secondary filter cavity and a tertiary filter cavity with fan-shaped cross sections by the first partition plate, the second partition plate and the third partition plate. A plurality of partition plates are also arranged in each stage of filtering cavity; the plurality of partition plates divide each stage of filter cavity into a plurality of layers of sub cavities for placing single filter elements; the multilayer sub-cavities are close to the cambered surfaces of the shells, movable windows are arranged on the cambered surfaces of the shells, are made of transparent materials and are visible windows. The top disc 312 is provided with a first water inlet, a second water inlet and a third water inlet which are respectively communicated with the primary filtering cavity, the secondary filtering cavity and the tertiary filtering cavity; and a first water outlet, a second water outlet and a third water outlet which are respectively communicated with the primary filtering cavity, the secondary filtering cavity and the tertiary filtering cavity are arranged on the base plate 311. In order to detect whether the filter element body can effectively filter tap water, a water quality detector 40 and a flow meter 50 which are electrically connected with the controller 20 are arranged at the water outlet on the bottom plate 311 of the filter element support 31.
The rotating mechanism 32 comprises a rotating shaft 321 arranged in the center of the filter element bracket 31 and a driving motor 322 arranged below the end cover; and the driving motor 322 is electrically connected to the controller 10. The controller 20 controls the operation of the driving motor 322 and drives the rotation shaft 321 to rotate so as to drive the filter element support 31 to rotate, so that the filter cavities corresponding to the stages are communicated with the main water inlet 11.
The filter element bodies are filter element columns which are placed in the sub-cavities of all the layers and have fan-shaped cross sections. Specifically, each level of filter core body includes cotton filter core of PP, granule active carbon filter core, sintering active carbon filter core and reverse osmosis RO membrane filter core. This filtration equipment sets up through the reasonable combination with multiple filter core to make every filter chamber all have the filter core of different constitutions, in order to realize filtration equipment to the hierarchical filtration of running water. Specifically, the primary filtering cavity is internally provided with two layers of sub cavities; the two sub-cavities are sequentially provided with a PP cotton filter element and a granular activated carbon filter element from top to bottom; the secondary filtering cavity is internally provided with three sub-cavities; the three-layer sub-cavity is internally provided with a PP cotton filter element, a granular activated carbon filter element and a sintered activated carbon filter element from top to bottom in sequence; the three-stage filtering cavity is internally provided with four layers of sub-cavities; the four-layer sub-cavity is internally provided with a PP cotton filter element, a granular activated carbon filter element, a sintered activated carbon filter element and a reverse osmosis RO membrane filter element from top to bottom in sequence. . The PP cotton filter element is a tubular filter element which is made by adopting nontoxic and tasteless polyester fiber particles through heating, melting, spinning, drawing and receiving forming, can effectively remove various particle impurities such as rust, silt, ova and the like in water, and has the advantages of large filtering flow, small pressure difference and corrosion resistance. The granular activated carbon filter element is made of high-quality special activated carbon for water purification, such as natural fruit shell activated carbon, coconut shell activated carbon or high-quality medium activated carbon, and can effectively remove pesticide, pesticide residues, organic solvents and other chemical pollution caused by industry. The sintered active carbon filter element is prepared by mixing an active carbon powder material and a high-molecular hot-melting pore-forming material, pouring the mixture into a special mould, and sintering at the high temperature of 200-300 ℃, integrates the functions of adsorption, filtration, interception and catalysis, can effectively remove organic matters, residual chlorine and other radioactive substances in water, and has the effects of decoloring and removing peculiar smell. The principle of the reverse osmosis RO membrane filter element is a membrane separation and filtration technology using osmotic pressure difference as power, and the reverse osmosis membrane filter element is a process of separating a solvent and a solute in a solution under the pressure. The pore diameter of the RO reverse osmosis membrane is as small as nanometer, water molecules can pass through the RO membrane only under certain pressure, and impurities such as inorganic salt, heavy metal ions, organic matters, colloid, bacteria and viruses in source water can not pass through the RO membrane, so that the permeable purified water and the impermeable concentrated water can be distinguished.
The water quality detector 40 is used for detecting whether the filtering bodies of the filtering cavities at all levels can effectively filter tap water or not, so that the service life of the filtering cores at all levels is detected. Specifically, the water quality detector 40 transmits the water quality data to the controller 20, and the controller 20 receives the water quality data transmitted by the water quality detector 40 and compares the data with the set related data, so as to determine whether the filter body can effectively filter the tap water, and further determine the service life of each stage of filter element. The controller 20 sends the water quality data to the liquid crystal display screen 60 for display so as to prompt the user of the current water purification quality; when the filter cartridge body service life is complete, the controller 20 prompts the user to replace the filter cartridge body via the liquid crystal display 60. In addition, the flow meter 50 is used for counting the filtering capacity of each stage of filter element to assist in judging the service life of each stage of filter element.
Liquid crystal display 60 is used for showing the quality of water condition after filtering at all levels of the body that filters, whether the suggestion filters the body at all levels simultaneously reaches life deadline to remind the user to change the filter core.
According to the filtering equipment, the water purification switch of the corresponding level is opened according to the requirement, the controller automatically detects whether the filtering cavity communicated with the main water inlet switch corresponds to the level of the opened water purification switch, if not, the driving motor is controlled to operate to drive the filter element support to rotate, so that the filtering cavity of the corresponding level is communicated with the main water inlet, tap water is filtered in a grading manner, the movable window of each sub-cavity can be opened to replace the filter element, and convenience is provided for people's domestic water. Simultaneously, detect the quality of water after filtering through water quality testing appearance to and detect the filter capacity of every filter core through the flowmeter, thereby judge the life of this filter core, and show the in service behavior of quality of water information and filter core body through liquid crystal display. In addition, the service condition of each filter element can be observed through the visual windows of all the layers of the sub-cavities.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (10)

1. A filtration apparatus, characterized by: the filter comprises a shell, a controller and a filter assembly, wherein the controller and the filter assembly are arranged in the shell; the shell is of a hollow cylindrical structure, a main water inlet is formed in the side wall of the shell, an end cover is arranged at the top of the shell, and a main water outlet is formed in the bottom of the shell; the filter assembly comprises a filter element bracket arranged in the shell, a rotating mechanism driving the filter element bracket to rotate and a plurality of filter element bodies arranged on the filter element bracket; the shell is divided into a primary filter cavity, a secondary filter cavity and a tertiary filter cavity by the filter element bracket; a plurality of partition plates are also arranged in each stage of filtering cavity; the plurality of partition plates divide each stage of filter cavity into a plurality of layers of sub cavities for placing single filter elements; movable windows are arranged on the arc surfaces of the multilayer sub-cavities close to the shell; the rotating mechanism comprises a rotating shaft arranged in the center of the filter element support and a driving motor arranged below the end cover; the driving motor is electrically connected with the controller; the filter element bodies are placed in the filter cavities; the controller controls the operation of the driving motor and drives the rotating shaft to rotate so as to drive the filter element support to rotate, so that the filter cavities corresponding to the stages are communicated with the main water inlet.
2. The filtration apparatus of claim 1, wherein: the primary filtering cavity is internally provided with two layers of sub cavities; the two sub-cavities are sequentially provided with a PP cotton filter element and a granular activated carbon filter element from top to bottom; the secondary filtering cavity is internally provided with three sub-cavities; the three-layer sub-cavity is internally provided with a PP cotton filter element, a granular activated carbon filter element and a sintered activated carbon filter element from top to bottom in sequence; the three-stage filtering cavity is internally provided with four layers of sub-cavities; the four-layer sub-cavity is internally provided with a PP cotton filter element, a granular activated carbon filter element, a sintered activated carbon filter element and a reverse osmosis RO membrane filter element from top to bottom in sequence.
3. The filtration apparatus of claim 2, wherein: and the filter elements placed in the sub-cavities of each layer are filter element cylinders with sector cross sections.
4. The filtration apparatus of claim 1, wherein: the movable windows on each layer of the sub-cavities are all visible windows.
5. The filtration apparatus of claim 1, wherein: the filter element bracket comprises a bottom plate and a top plate which are arranged in the shell in parallel, and a first partition plate, a second partition plate and a third partition plate which are vertically arranged between the bottom plate and the top plate; the top disc, the bottom disc and the shell are enclosed to form a cylindrical cavity, and the cylindrical cavity is divided into a primary filter cavity, a secondary filter cavity and a tertiary filter cavity by the first partition plate, the second partition plate and the third partition plate.
6. The filtration apparatus of claim 5, wherein: and the top disc is provided with a first water inlet, a second water inlet and a third water inlet which are respectively communicated with the primary filtering cavity, the secondary filtering cavity and the tertiary filtering cavity.
7. The filtration apparatus of claim 5, wherein: and the chassis is provided with a first water outlet, a second water outlet and a third water outlet which are respectively communicated with the primary filtering cavity, the secondary filtering cavity and the tertiary filtering cavity.
8. The filtration apparatus of claim 1, wherein: a grading filter switch electrically connected with the controller is arranged on the end cover; the grading filtering switch comprises a first-grade filtering switch, a second-grade filtering switch and a third-grade filtering switch which correspond to the grading filtering.
9. The filtration apparatus of claim 1, wherein: and water quality detectors and flowmeters electrically connected with the controllers are arranged at water outlets communicated with the filtering cavities of all stages on the chassis.
10. The filtration apparatus of claim 1, wherein: and the end cover at the top of the shell is also provided with a liquid crystal display screen electrically connected with the controller.
CN201811144827.4A 2018-09-29 2018-09-29 Filtering equipment Pending CN110963590A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811144827.4A CN110963590A (en) 2018-09-29 2018-09-29 Filtering equipment

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Application Number Priority Date Filing Date Title
CN201811144827.4A CN110963590A (en) 2018-09-29 2018-09-29 Filtering equipment

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Publication Number Publication Date
CN110963590A true CN110963590A (en) 2020-04-07

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CN201811144827.4A Pending CN110963590A (en) 2018-09-29 2018-09-29 Filtering equipment

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111516459A (en) * 2020-05-06 2020-08-11 重庆广播电视大学重庆工商职业学院 Inside and outside air assembly and vehicle air conditioning system with adjustable filter core
CN111606475A (en) * 2020-05-22 2020-09-01 胡见焕 High-efficient filterable purifier
CN111821757A (en) * 2020-07-28 2020-10-27 东莞市律奥过滤器有限公司 Deionization filter with three-stage filtering function
CN113074117A (en) * 2021-04-02 2021-07-06 中杭联合控股有限公司 Sludge circulating pump capable of preventing blockage

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CN101712495A (en) * 2008-09-29 2010-05-26 杜也兵 Double-channel water purifier
CN104180023A (en) * 2014-08-14 2014-12-03 杭州淘米水净化科技有限公司 Four-channel water faucet supplying water by different qualities
CN105399161A (en) * 2015-12-21 2016-03-16 津水华清(天津)膜科技有限公司 Household water purifier capable of distributing
CN106315892A (en) * 2015-07-10 2017-01-11 新时代健康产业(集团)有限公司 Water purifier
US20170157540A1 (en) * 2015-12-03 2017-06-08 Veolia Water Solutions & Technologies Support Rotary disc filter
CN207654797U (en) * 2017-11-24 2018-07-27 天津海澜泽环保科技有限公司 A kind of filter cylinder being convenient for changing filter core

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101712495A (en) * 2008-09-29 2010-05-26 杜也兵 Double-channel water purifier
CN101513580A (en) * 2009-02-17 2009-08-26 福州金源泉科技有限公司 Water engineering quality-dividing system activated water saving device
CN104180023A (en) * 2014-08-14 2014-12-03 杭州淘米水净化科技有限公司 Four-channel water faucet supplying water by different qualities
CN106315892A (en) * 2015-07-10 2017-01-11 新时代健康产业(集团)有限公司 Water purifier
US20170157540A1 (en) * 2015-12-03 2017-06-08 Veolia Water Solutions & Technologies Support Rotary disc filter
CN105399161A (en) * 2015-12-21 2016-03-16 津水华清(天津)膜科技有限公司 Household water purifier capable of distributing
CN207654797U (en) * 2017-11-24 2018-07-27 天津海澜泽环保科技有限公司 A kind of filter cylinder being convenient for changing filter core

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111516459A (en) * 2020-05-06 2020-08-11 重庆广播电视大学重庆工商职业学院 Inside and outside air assembly and vehicle air conditioning system with adjustable filter core
CN111606475A (en) * 2020-05-22 2020-09-01 胡见焕 High-efficient filterable purifier
CN111606475B (en) * 2020-05-22 2022-07-05 山东世韩环保工程有限公司 High-efficient filterable purifier
CN111821757A (en) * 2020-07-28 2020-10-27 东莞市律奥过滤器有限公司 Deionization filter with three-stage filtering function
CN111821757B (en) * 2020-07-28 2024-05-14 东莞市律奥过滤器有限公司 Deionization filter with three-stage filtering function
CN113074117A (en) * 2021-04-02 2021-07-06 中杭联合控股有限公司 Sludge circulating pump capable of preventing blockage

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Application publication date: 20200407