CN107200410A - Design method of composite filter element, composite filter element and water purifier comprising composite filter element - Google Patents
Design method of composite filter element, composite filter element and water purifier comprising composite filter element Download PDFInfo
- Publication number
- CN107200410A CN107200410A CN201710462479.4A CN201710462479A CN107200410A CN 107200410 A CN107200410 A CN 107200410A CN 201710462479 A CN201710462479 A CN 201710462479A CN 107200410 A CN107200410 A CN 107200410A
- Authority
- CN
- China
- Prior art keywords
- filter element
- filter
- composite
- filter elements
- elements
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 85
- 239000002131 composite material Substances 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 229920000742 Cotton Polymers 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 8
- 238000000746 purification Methods 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 239000008213 purified water Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/003—Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process
Landscapes
- 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)
Abstract
The invention discloses a design method of a composite filter element, the composite filter element and a water purifier comprising the composite filter element. The design method comprises the following steps: and designing the volume ratio of the at least two filter elements according to the service lives of the unit volumes of the at least two filter elements, so that the service lives of the filter elements of the filter element assembly are the same. According to the design method of the composite filter element, the volume is determined according to the service life of the unit volume of the filter element, so that different filter elements have the same service life, different filter elements in the composite filter element can be replaced at the same time, and the replacement frequency of the filter elements is reduced.
Description
Technical Field
The invention relates to the related technical field of water purifiers, in particular to a design method of a composite filter element, the composite filter element and a water purifier comprising the composite filter element.
Background
In order to improve the water purification effect, some water purifiers adopt a multi-stage filtration mode and are provided with a plurality of filter elements, but because the service lives of different filter elements are different, the arrangement of the filter elements makes the replacement time of various filter elements different, and the replacement frequency of the filter elements is improved.
Disclosure of Invention
In view of this, the invention provides a design method of a composite filter element capable of ensuring consistent service life of each filter element, the composite filter element and a water purifier comprising the composite filter element.
In a first aspect, a method for designing a composite filter element, the composite filter element comprising a housing and a filter element assembly, the filter element assembly comprising at least two filter elements, the method comprising: and designing the volume ratio of the at least two filter elements according to the service lives of the unit volumes of the at least two filter elements, so that the service lives of the filter elements of the filter element assembly are the same.
Preferably, the at least two filter elements are columnar structures,
the at least two filter elements are designed into structures with the same length and the end surface area in inverse proportion to the service life of the filter element in unit volume; or,
the at least two filter elements are designed into structures with the same end surface area and the length in inverse proportion to the service life of the filter element in unit volume.
In a second aspect, a composite filter element is provided, which comprises a housing and a filter element assembly, wherein the filter element assembly comprises at least two filter elements, and the volume ratio of the at least two filter elements is designed by adopting the design method.
Preferably, the at least two filter elements are arranged independently, and the at least two filter elements are sequentially connected in series to form a water purification passage of the composite filter element.
Preferably, the at least two filter elements are in a columnar structure,
the axes of the at least two filter elements are arranged in parallel;
or,
the at least two filter elements are axially arranged with the axes thereof coincident.
Preferably, the at least two filter elements are arranged in parallel, and the at least two filter elements are columnar structures with the same length and different end surface areas; or,
the axes of the at least two filter elements are coincided and are axially arranged, and the at least two filter elements are of columnar structures with the same end surface area and different lengths.
Preferably, the filter element assembly comprises a PP cotton filter element, a pre-activated carbon filter element, a carbon rod filter element and/or an RO membrane filter element.
Preferably, in the water flow direction, the filter element assembly sequentially comprises a PP cotton filter element, a front activated carbon filter element, a carbon rod filter element and an RO membrane filter element from upstream to downstream.
Preferably, the volume ratio of the PP cotton filter element to the front activated carbon filter element to the carbon rod filter element to the RO membrane filter element is 12:6:4: 3.
Preferably, the shell is provided with a water inlet and a water outlet, and the water inlet and the water outlet are located at the same end of the shell.
Preferably, the shell is provided with a connecting part at one end of the water inlet and the water outlet, and a handheld part is arranged at the other end of the shell.
Preferably, the handle portion is a loop handle provided at an end of the housing.
In a third aspect, a water purifier is provided, which comprises the composite filter element.
Preferably, the purifier is provided with the filter core storehouse, composite filter element sets up in the filter core storehouse.
Preferably, the filter element bin is arranged in the water purifier in a drawing mode.
According to the design method of the composite filter element, the volume is determined according to the service life of the unit volume of the filter element, so that different filter elements have the same service life, different filter elements in the composite filter element can be replaced at the same time, and the replacement frequency of the filter elements is reduced.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of a filter element arrangement within a composite filter element provided by the present invention;
FIG. 2 shows a schematic diagram of a filter element assembly structure
FIG. 3 is a schematic diagram illustrating a first state of the water purifier;
fig. 4 shows a schematic diagram of a second state of the water purifier.
Detailed Description
The present invention will be described below based on examples, but the present invention is not limited to only these examples. It will be appreciated by those of ordinary skill in the art that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".
In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The composite filter element provided by the invention comprises a plurality of filter elements, and can realize multi-stage filtration of water so as to improve the water quality of the water. The service lives of different filter elements with the same volume are different, so that the volume of each filter element is determined according to different characteristics of the filter elements, the service lives of various filter elements are the same by setting different volumes, various filter elements can be replaced simultaneously, and the replacement frequency of the filter elements is reduced. Simultaneously, multiple filter cores are compounded in one composite filter core, so that the replacement of all filter cores can be completed once the composite filter core is replaced, and the operation is more convenient.
Specifically, as shown in fig. 1, the composite filter element 100 provided by the present invention includes a housing 100 and a filter element assembly 120, wherein the filter element assembly 120 is disposed in the housing 110, a water inlet end of the filter element assembly 120 is connected to a water inlet on the housing 110, and a water outlet end of the filter element assembly 120 is connected to a water outlet on the housing 110. Preferably, the water inlet and the water outlet of the outer shell 110 are disposed at the same end of the outer shell 110, and a connection part 112 is further disposed at the end for installing the composite filter cartridge 100 in the water purifying device. The other end of the housing 110 is provided with a handheld portion 111, and the handheld portion 111 is preferably an annular handle, so that the composite filter element 100 can be conveniently detached.
As shown in fig. 2, the filter element assembly 120 includes at least two filter elements that are independent from each other and are arranged in series, at least two of the filter elements are designed to be cylindrical structures with different volumes according to the service lives of the respective unit volumes, and preferably, the filter elements are designed to be structures with the same length and end surface areas that are inversely proportional to the service lives of the filter elements, that is, the filter elements with longer service lives of the unit volumes have smaller end surface areas when the lengths are the same, so that the volumes of the filter elements are the same, and the service lives of the filter elements are the same. Or the filter elements are designed to be of a structure with the same end surface area and the length inversely proportional to the service life of the filter elements in unit volume, namely, the longer the service life of the filter elements in unit volume is, the shorter the length of the filter elements in unit volume is, so that the volumes of the filter elements are the same, and the service lives of the filter elements are the same.
In this embodiment, the filter element assembly 120 includes four filter elements, which are respectively a first filter element 121, a second filter element 112, a third filter element 123 and a fourth filter element 124, the first filter element 121, the second filter element 112, the third filter element 123 and the fourth filter element 124 are all set to be cylindrical structures, and the four filter elements are sequentially connected end to form a water purification passage, and water flows through the first filter element 121, the second filter element 112, the third filter element 123 and the fourth filter element 124 in the composite filter element 100. Further, in one embodiment, the four filter elements may be arranged with their axes parallel to each other, and in another embodiment, the four filter elements may be arranged in sequence along the axial direction with their axes coincident with each other. The volume of the four filter elements is determined according to the service life of each unit volume, and the volume of the filter elements with longer service life of the unit volume is smaller, and the volume of the filter elements with shorter service life of the unit volume is larger. Preferably, when the four filter elements are arranged in parallel, the filter elements can be arranged into columnar structures with the same length and different end surface areas, and when the four filter elements are axially arranged in a superposition mode, the filter elements can be arranged into columnar structures with the same end surface areas and different lengths.
Preferably, the first filter element 121 is a PP cotton filter element, the second filter element 112 is a front activated carbon filter element, the third filter element 123 is a carbon rod filter element, and the fourth filter element 124 is an RO membrane filter element. The method for determining the volume of each filter element comprises the following steps: according to experimental data, the volume ratio of the PP cotton filter element to the front activated carbon filter element to the carbon rod filter element to the RO membrane filter element is 12:6:4:3, so that the four filter elements have the same service life and can be replaced at the same time.
In order to facilitate installation of the composite filter element 100, the composite filter element 100 is connected to a water purifier in a rotary connection manner, that is, the connection portion 112 is a rotary connection structure, the composite filter element 100 is connected to the water purifier (or a water dispenser) in a rotary connection manner, and the filter element assembly 120 in the composite filter element 100 is connected to a water supply pipeline of the water purifier to purify water. Preferably, the connection portion 112 is a screw thread or a rotary buckle, so that the composite filter element 100 can be rotatably connected.
The invention also provides a water purifier 200, which comprises the composite filter element 100, wherein the composite filter element 100 is connected to the water purifier 200. Preferably, as shown in fig. 3, the water purifier 200 is a vertical water purifier, the water purifier 200 is provided with a filter cartridge bin 210, a water supply line connection port is arranged in the filter cartridge bin 210, the water supply line connection port is communicated with a water supply line in the water purifier 200, the composite filter element 100 is connected to the inside of the filter cartridge bin 210 in a rotary connection manner, and meanwhile, the filter element in the composite filter element 100 is communicated with the water supply line connection port in the filter cartridge bin 210. As shown in fig. 4, preferably, the filter cartridge bin 210 can be further configured to be located inside the water purifier 200 in a push-pull manner, that is, the filter cartridge bin 210 can be pulled out of the water purifier 200 to facilitate replacement of the composite filter cartridge 100, the filter cartridge bin 210 can be further pushed into the body of the water purifier 200 to make the water purifier 200 more attractive, and when the filter cartridge bin 210 is pulled out of the water purifier 200, the water supply pipeline connection port in the filter cartridge bin 210 is separated from the water supply pipeline in the water purifier 200, and when the filter cartridge bin 210 is pushed into the water purifier 200, the water supply pipeline connection port in the filter cartridge bin 210 is in sealed connection with the water supply pipeline in the water purifier 200.
Further, a water quality detection device is further arranged in the water purifier 200, the water quality detection device is arranged at the downstream position of the composite filter element 100, the water quality detection device is used for detecting the water quality of the water filtered by the composite filter element 100, and when the water quality does not meet the standard, the composite filter element 100 needs to be replaced. Preferably, the water quality detection device is a TDS water quality detector. The shell of the water purifier 200 is provided with a prompting device which is electrically connected with the water quality detection device and used for sending out a prompting signal when the water quality is unqualified. The prompting device preferably can send out a prompting signal in a sound or light mode, and preferably is a display screen which can display real-time water quality so that a user can conveniently master the time for replacing the composite filter element 100.
The composite filter element provided by the invention has the advantages that the filter elements with the same service life are arranged, so that the composite filter element has the effect of multi-stage filtration, meanwhile, because the service lives of the filter elements are the same, the replacement time of each filter element is the same, the simultaneous replacement of a plurality of filter elements can be completed through one-time operation, and the operation is simple and convenient.
Those skilled in the art will readily appreciate that the above-described preferred embodiments may be freely combined, superimposed, without conflict.
It will be understood that the embodiments described above are illustrative only and not restrictive, and that various obvious and equivalent modifications and substitutions for details described herein may be made by those skilled in the art without departing from the basic principles of the invention.
Claims (15)
1. A method of designing a composite filter element, the composite filter element comprising a housing and a filter element assembly, the filter element assembly comprising at least two filter elements, the method comprising: and designing the volume ratio of the at least two filter elements according to the service lives of the unit volumes of the at least two filter elements, so that the service lives of the filter elements of the filter element assembly are the same.
2. The method of claim 1, wherein the at least two filter elements are of cylindrical configuration,
the at least two filter elements are designed into structures with the same length and the end surface area in inverse proportion to the service life of the filter element in unit volume; or,
the at least two filter elements are designed into structures with the same end surface area and the length in inverse proportion to the service life of the filter element in unit volume.
3. A composite filter element comprising a housing and a filter element assembly, wherein the filter element assembly comprises at least two filter elements, and the volume ratio of the at least two filter elements is designed by the design method of claim 1 or 2.
4. The composite filter element of claim 3, wherein the at least two filter elements are disposed independently of each other, and the at least two filter elements are sequentially connected in series to form a purified water passage of the composite filter element.
5. The composite filter element of claim 4, wherein the at least two filter elements are each in a columnar configuration,
the axes of the at least two filter elements are arranged in parallel;
or,
the at least two filter elements are axially arranged with the axes thereof coincident.
6. The composite filter element according to claim 5, wherein the at least two filter elements are arranged in parallel with each other, and the at least two filter elements are columnar structures with the same length and different end surfaces; or,
the axes of the at least two filter elements are coincided and are axially arranged, and the at least two filter elements are of columnar structures with the same end surface area and different lengths.
7. The composite filter element of any of claims 4 to 6, wherein the filter element assembly comprises a PP cotton filter element, a pre-activated carbon filter element, a carbon rod filter element and/or a RO membrane filter element.
8. The composite filter element according to one of claims 4 to 6, wherein the filter element assembly comprises a PP cotton filter element, a front activated carbon filter element, a carbon rod filter element and an RO membrane filter element from upstream to downstream in the water flow direction.
9. The composite filter element of claim 7, wherein the volume ratio of the PP cotton filter element to the pre-activated carbon filter element to the carbon rod filter element to the RO membrane filter element is 12:6:4: 3.
10. The composite filter element of claim 3, wherein the housing is provided with a water inlet and a water outlet, the water inlet and the water outlet being located at the same end of the housing.
11. The composite filter element of claim 10, wherein the end of the housing at which the water inlet and outlet are located is further provided with a connector, and the other end of the housing is provided with a handle.
12. The composite filter element of claim 11, wherein the handle is an annular handle disposed at an end of the housing.
13. A water purification machine comprising a composite filter element according to any one of claims 3 to 12.
14. The water purifier of claim 13, wherein the water purifier is provided with a cartridge compartment, and the composite filter is disposed within the cartridge compartment.
15. The water purifier of claim 14, wherein the cartridge compartment is removably disposed within the water purifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710462479.4A CN107200410A (en) | 2017-06-19 | 2017-06-19 | Design method of composite filter element, composite filter element and water purifier comprising composite filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710462479.4A CN107200410A (en) | 2017-06-19 | 2017-06-19 | Design method of composite filter element, composite filter element and water purifier comprising composite filter element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107200410A true CN107200410A (en) | 2017-09-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710462479.4A Pending CN107200410A (en) | 2017-06-19 | 2017-06-19 | Design method of composite filter element, composite filter element and water purifier comprising composite filter element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107200410A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110090485A (en) * | 2018-10-16 | 2019-08-06 | 曲俊峰 | Fluid filtration method and equipment |
| CN110550767A (en) * | 2018-05-30 | 2019-12-10 | 宁波市科漫环保科技有限公司 | Water processor and shell thereof |
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| CN104941457A (en) * | 2014-12-03 | 2015-09-30 | 佛山市云米电器科技有限公司 | Method and device for determining service life of filter core of water purifier |
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2017
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| CN104722207A (en) * | 2013-12-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Water purification system, control method thereof and water purifier |
| CN104941457A (en) * | 2014-12-03 | 2015-09-30 | 佛山市云米电器科技有限公司 | Method and device for determining service life of filter core of water purifier |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550767A (en) * | 2018-05-30 | 2019-12-10 | 宁波市科漫环保科技有限公司 | Water processor and shell thereof |
| CN110550768A (en) * | 2018-05-30 | 2019-12-10 | 宁波市科漫环保科技有限公司 | Water treatment machine |
| CN110550767B (en) * | 2018-05-30 | 2024-03-29 | 宁波市科漫环保科技有限公司 | Water treatment machine and shell thereof |
| CN110090485A (en) * | 2018-10-16 | 2019-08-06 | 曲俊峰 | Fluid filtration method and equipment |
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Application publication date: 20170926 |