CN108328792B - Intelligent filtering water purifier and use method thereof - Google Patents
Intelligent filtering water purifier and use method thereof Download PDFInfo
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- CN108328792B CN108328792B CN201810125363.6A CN201810125363A CN108328792B CN 108328792 B CN108328792 B CN 108328792B CN 201810125363 A CN201810125363 A CN 201810125363A CN 108328792 B CN108328792 B CN 108328792B
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- water
- filter
- activated carbon
- filler
- filter element
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 384
- 238000001914 filtration Methods 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 159
- 239000000945 filler Substances 0.000 claims abstract description 67
- 238000011010 flushing procedure Methods 0.000 claims abstract description 31
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 26
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 25
- 238000011001 backwashing Methods 0.000 claims description 28
- 239000010865 sewage Substances 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 16
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 13
- 238000000746 purification Methods 0.000 abstract description 5
- 239000008213 purified water Substances 0.000 abstract 1
- 238000012856 packing Methods 0.000 description 5
- 230000035622 drinking Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- 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
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Abstract
The invention relates to an intelligent filtering water purifier and a using method thereof, wherein the intelligent filtering water purifier comprises a back flushing filter and a water purifier, a first filter element is arranged above the back flushing filter, a filter screen is arranged below the back flushing filter, a magnet is arranged between the filter screen and the filter screen, water flow enters a first water passing channel between the filter screen, the outer side surface of the first filter element and a back flushing filter shell after being filtered by the filter screen, then enters the first filter element along the wall of a first active carbon filter cylinder of the first filter element, and flows out from the top of the back flushing filter shell after being filtered by a first filter filler in the first filter element; the water purifier is characterized in that a second filter element is arranged above the water purifier, an ultrafiltration element is arranged below the water purifier, water flow enters a second water passing channel between the outer side face of the second filter element and the water purifier shell from the top of the water purifier shell, then enters the second filter element along the wall of a second active carbon filter drum of the second filter element, and enters the ultrafiltration element after being filtered by a second filter filler in the second filter element, so that purified water is finally realized. The invention has the integrated effects of filtration and purification, and is convenient for domestic water.
Description
Technical Field
The invention relates to a water treatment device, in particular to an intelligent filtering water purifier and a use method thereof.
Background
The domestic water is mostly supplied by a tap water plant, and although the water quality is filtered and purified to a certain degree, the water quality still does not reach the standard of direct drinking, and the water is required to be filtered and purified for many times and then conveyed to various households, but even so, the domestic water quality is still not suitable for direct drinking. The prior art also discloses a plurality of devices applied to the filtration and purification of household water, but because the domestic water has various purposes, the devices can only be arranged according to the actual water use as required, so as to prolong the service life of the filter element as far as possible. Therefore, the existing household water quality filtering or purifying device has the problems of single function, limited application range, frequent replacement of the filter element to maintain the effect, complicated cleaning and maintenance and high input cost. Therefore, the existing water filtering and purifying integrated device needs to be improved.
Disclosure of Invention
In order to overcome the defects, the invention aims to provide the intelligent filtering water purifier and the using method thereof for solving the technical problems that the filtering and purifying effects of the existing similar products are difficult to be long, the filter element is required to be frequently replaced to maintain the effect, the operation is complicated and the input cost is high. The aim is achieved by the following technical scheme.
The intelligent filtering water purifier comprises a back flush filter and a water purifier, wherein the back flush filter and the water purifier are of a cylinder structure, the top and the bottom of each of the back flush filter and the water purifier are respectively provided with a water through hole, a filter screen and a first filter element are arranged in the back flush filter, a second filter element and a super filter element are arranged in the water purifier, the bottom water through hole of the back flush filter is connected with a two-position three-way valve A, the top water through hole of the back flush filter is connected with a two-position three-way valve B, a connecting pipeline A is communicated between the two-position three-way valve A and the two-position three-way valve B, a water inlet interface is arranged in the pipeline A, the residual water through hole of the two-position three-way valve A is used as a sewage draining outlet, the residual water through hole of the two-position three-way valve B is connected with the pipeline B, one path is connected with the water through hole at the top of the water purifier, and the other path is used as a water supply pipe; the filter is characterized in that the first filter element is positioned above the filter screen cover, a magnet is arranged between the first filter element and the filter screen cover, the first filter element, the magnet and the filter screen cover are tightly propped and limited in the back flush filter, a first water passing channel is formed between the first filter element, the magnet and the inner wall of a shell of the back flush filter, the water inlet end of the filter screen cover corresponds to the water passing port at the bottom of the back flush filter, the water outlet end of the filter screen cover corresponds to the first water passing channel, the water inlet end of the first filter element corresponds to the first water passing channel, and the water outlet end corresponds to the water passing port at the top of the back flush filter; the first filter element comprises a first activated carbon filter cartridge and a first filter filler filled in the activated carbon filter cartridge, wherein the filtered water direction of the first filter element is that a first water passing channel on the outer side surface of the first activated carbon filter cartridge enters the first activated carbon filter cartridge along the wall of the first activated carbon filter cartridge, the top and the bottom of the first activated carbon filter cartridge are respectively provided with an end cover for sealing the first filter filler, the end cover at the top is provided with a water passing mesh, and the water passing mesh is used as the water outlet end of the first filter element and is communicated with a water passing port at the top of the backwash filter; the ultrafiltration core in the water purifier is positioned below the second filter core, the second filter core and the ultrafiltration core are tightly abutted and limited in the water purifier shell, a second water passing channel is formed between the outer side surface of the second filter core and the inner wall of the shell of the water purifier, the second water passing channel is communicated with the water passing port at the top of the water purifier, the water inlet end of the second filter core corresponds to the second water passing channel, the water outlet end of the second filter core corresponds to the water inlet end of the ultrafiltration core, and the water outlet end of the ultrafiltration core corresponds to the water passing port at the bottom of the water purifier; the second filter element comprises a second activated carbon filter cartridge and a second filter filler filled in the second activated carbon filter cartridge, the filtered water direction of the second filter element is that a second water passing channel on the outer side surface of the second activated carbon filter cartridge enters the second activated carbon filter cartridge along the wall of the second activated carbon filter cartridge, the top and the bottom of the second activated carbon filter cartridge are both provided with end covers for sealing the second filter filler, the end covers at the bottom are provided with water passing net holes, and the water passing net holes are used as the water outlet end of the second filter element and are communicated with the water inlet end of the ultrafiltration core. Through the arrangement of the back flushing filter, not only can the effective filtration be realized and the peculiar smell and impurities in the water be removed for the general domestic water, but also the back flushing operation can be realized, the complicated repeated disassembly and cleaning can be reduced, and the filtering effect can be prolonged. The water purifier can further filter and purify water filtered by the back flush filter, so that the standard of direct drinking of a human body is achieved.
In the intelligent filtering water purifier, the filtering net cover in the back flushing filter is in a frustum shape with a small upper part and a large lower part, and the filtering net cover is filled with the exchange resin. With this structure, the filtering effect is further improved.
In the intelligent filtering and purifying water machine, the first filtering filler and the second filtering filler are exchange resins. The impurities in the water can be effectively adsorbed by the exchange resin.
In the intelligent filtering water purifier, the water outlet of the bottom of the water purifier is connected with the water outlet connector, the water outlet connector is connected with the air inlet end of the automatic exhaust valve, and the air outlet end of the automatic exhaust valve is connected with the sewage connector connected with the sewage outlet of the two-position three-way valve B. Through setting up automatic discharge valve, when the water pressure is too high in the water purifier, can realize the effect of self-pressure release, guarantee the safety of use.
In the intelligent filtering and purifying water machine, the first active carbon filter cylinder and the second active carbon filter cylinder are cylindrical or conical. The structure is convenient for assembly operation.
In the intelligent filtering water purifier, the pipeline A is provided with a water pressure gauge for measuring the water pressure of the water filtered by the back flushing filter, and the pipeline B is provided with a water pressure gauge for measuring the water pressure of the water filtered by the back flushing filter. By the structure, whether the back flushing filter needs back flushing operation or not is judged according to the pressure difference of the water pressure gauge.
In the above-mentioned intelligent filtration water purifier, be equipped with first annular water baffle in the first water channel in the back flush filter, be equipped with the first filler baffle that staggers for first annular water baffle axial in the first active carbon filter cartridge of first filter core, make first filter core form S type filtration through first annular water baffle and first filler baffle, S type filtration means: the water flow enters the first filter filler on one side of the first filler partition plate in the first activated carbon filter cartridge along the first activated carbon filter cartridge wall from the first water flow channel on one side of the first annular water stop plate, the water flow passing through the first filter filler enters the first water flow channel on the other side of the first annular water stop plate through the first activated carbon filter cartridge wall, and the water flow of the first water flow channel on the other side enters the first filter filler on the other side of the first filler partition plate along the first activated carbon filter cartridge wall, so that S-shaped filtration is formed. Through the structure, the filtering treatment effect of the back flush filter is further improved.
In the above-mentioned intelligent filtration water purifier, be equipped with the annular water stop of second in the second water channel in the water purifier, be equipped with the second filler baffle that staggers for second annular water stop axial in the second active carbon filter cartridge of second filter core, make the second filter core form S type filtration through annular water stop and second filler baffle, S type filtration means: the water flow enters the second filter filler on one side of the second filler partition plate in the second activated carbon filter cartridge along the wall of the second activated carbon filter cartridge from the second water flow channel on one side of the second annular water stop plate, the water flow passing through the second filter filler enters the second water flow channel on the other side of the second annular water stop plate through the wall of the second activated carbon filter cartridge, and the water flow of the second water flow channel on the other side enters the second filter filler on the other side of the second filler partition plate along the wall of the second activated carbon filter cartridge, so that S-shaped filtration is formed. Through the structure, the effect of water purification treatment of the water purifier is further improved.
The using method of the intelligent filtering water purifier comprises a filtering method and a back flushing method.
The filtering method comprises the following steps: controlling the two-position three-way valve A to be communicated with the pipeline A and the water port at the bottom of the backwashing filter, controlling the two-position three-way valve B to be communicated with the pipeline B and the water port at the top of the backwashing filter, enabling water to enter from the water port at the bottom of the backwashing filter, filtering by the filter screen, enabling the water to enter into the first water channel, enabling the water of the first water channel to enter into the first activated carbon filter cartridge through the filtration of the wall of the first activated carbon filter cartridge of the first filter cartridge, enabling the water in the first activated carbon filter cartridge to be discharged to the pipeline B from the water port at the top of the backwashing filter after being filtered by the first filter filler, enabling the water flow of the pipeline B to be branched into two paths, enabling one path to enter into the water port at the top of the water purifier, and enabling the other path to enter into the water supply pipe; the water flow entering the water through hole at the top of the water purifier enters a second water through channel, the water in the second water through channel is filtered by the wall of the second active carbon filter cartridge and enters the second active carbon filter cartridge, the water in the second active carbon filter cartridge is filtered by a second filter filler and enters the ultrafiltration core, and the water is discharged from the water through hole at the bottom of the water purifier after being filtered by the ultrafiltration core;
the back flushing method comprises the following steps: and controlling the two-position three-way valve A to conduct the water through hole at the bottom of the backwashing filter and the sewage outlet, controlling the two-position three-way valve B to conduct the pipeline A and the water through hole at the top of the backwashing filter, enabling water flow to enter from the water through hole at the top of the backwashing filter, and realizing reverse flushing in the filtering method on the first filter element and the filter screen, namely realizing backwashing, and discharging the backwashed water flow to the sewage outlet along the water through hole at the bottom of the backwashing filter.
The invention has the integrated effects of filtration and purification, and the filtration has the back flushing effect, thereby effectively improving and prolonging the filtration and purification effects, reducing the complicated maintenance and the cost, enabling the water quality to reach the standard of direct drinking by the water purifier, facilitating the domestic water, and being suitable for being used as a household water quality treatment device or the structural improvement of the similar devices.
Drawings
FIG. 1 is a schematic view of a partially sectioned structure of the present invention, in which arrows indicate water filtering directions.
FIG. 2 is a schematic view of a partial cross-sectional structure of a modification of the present invention, in which arrows indicate water filtering directions.
The serial numbers and names in the figures are: 1. the filter comprises a back flush filter, 101, a first water passing channel, 2, a water purifier, 201, a second water passing channel, 3, two-position three-way valves A,4, two-position three-way valves B,5, pipelines A,6, pipelines B,7, a filter screen, 8, a magnet, 9, a first activated carbon filter cartridge, 10, a first filter filler, 11, an ultrafiltration core, 12, a second activated carbon filter cartridge, 13, a second filter filler, 14, a sewage joint, 15, a water outlet joint, 16, an automatic exhaust valve, 17, a first annular water-stop plate, 18, a first filler partition plate, 19, a second annular water-stop plate, 20 and a second filler partition plate.
Detailed Description
The invention will now be further described with reference to the accompanying drawings.
As shown in fig. 1, the intelligent filtering water purifier comprises a back flush filter 1 and a water purifier 2, wherein the back flush filter and the water purifier are of cylindrical structures, water inlets are formed in the top and the bottom of each of the back flush filter and the water purifier, a filter screen 7 and a first filter element are arranged in the back flush filter, a second filter element and an ultrafiltration core 11 are arranged in the water purifier, the water inlets at the bottom of the back flush filter are connected with a two-position three-way valve A3, the water inlets at the top of the back flush filter are connected with a two-position three-way valve B4, a connecting pipeline A5 is communicated between the two-position three-way valve A and the two-position three-way valve B, a water inlet interface is arranged in the pipeline A, a water pressure meter for measuring the water pressure of the back flush filter for filtering water inlet is arranged in the pipeline A, and the residual water inlets of the two-position three-way valve A are used as sewage outlets, and the sewage outlets are connected with a sewage connector 14. The residual port of the two-position three-way valve B is connected with a pipeline B6, the pipeline B is provided with a water pressure meter for measuring the water pressure of filtered water outlet of the backwashing filter, the pipeline B is branched into two paths, one path is connected with a water port at the top of the water purifier, and the other path is used as a water supply pipe and is directly used for domestic water. The water outlet of the bottom of the water purifier is connected with a water outlet joint 15, the water outlet joint is connected with the air inlet end of an automatic exhaust valve 16, and the air outlet end of the automatic exhaust valve is connected with a sewage discharging joint connected with a sewage discharging outlet of a two-position three-way valve B. The specific structure of the back flush filter and the water purifier is as follows.
The first filter core of the back flush filter 1 is positioned above the filter screen 7, the filter screen is in a frustum shape with a small upper part and a large lower part, a magnet 8 is arranged between the first filter core and the filter screen, the first filter core, the magnet and the filter screen are mutually abutted and limited in the back flush filter, and a first water passing channel 101 is formed between the peripheral surfaces of the first filter core, the magnet and the filter screen and the inner wall of the shell of the back flush filter. The water inlet end of the filter screen corresponds to the water through hole at the bottom of the back flushing filter, the water outlet end of the filter screen corresponds to the first water through channel, the water inlet end of the first filter element corresponds to the first water through channel, and the water outlet end corresponds to the water through hole at the top of the back flushing filter. The first filter element comprises a first activated carbon filter cartridge 9 and a first filter filler 10 filled in the activated carbon filter cartridge, wherein the first filter filler is exchange resin. The filtering water direction of the first filter element is that a first water passing channel on the outer side surface of the first active carbon filter element enters the first active carbon filter element along the wall of the first active carbon filter element, the top and the bottom of the first active carbon filter element are respectively provided with an end cover for sealing the first filtering filler, wherein the end cover at the top is provided with a water passing mesh, and the water passing mesh is used as the water outlet end of the first filter element to be communicated with a water passing port at the top of the back flushing filter.
The ultrafiltration core 11 in the water purifier 2 is positioned below the second filter core, the second filter core and the ultrafiltration core are abutted against and limited in the water purifier shell, a second water passing channel 201 is formed between the outer side surface of the second filter core and the inner wall of the shell of the water purifier, the second water passing channel is communicated with the water passing port at the top of the water purifier, the water inlet end of the second filter core corresponds to the second water passing channel, the water outlet end of the second filter core corresponds to the water inlet end of the ultrafiltration core, and the water outlet end of the ultrafiltration core corresponds to the water passing port at the bottom of the water purifier; the second filter element comprises a second activated carbon filter cartridge 12 and a second filter filler 13 filled in the second activated carbon filter cartridge, wherein the second filter filler is exchange resin. The filtering water direction of the second filter element is that a second water passing channel on the outer side surface of the second active carbon filter element enters the second active carbon filter element along the wall of the second active carbon filter element, the top and the bottom of the second active carbon filter element are respectively provided with an end cover for sealing the second filtering filler, wherein the end cover at the bottom is provided with a water passing mesh, and the water passing mesh is used as the water outlet end of the second filter element to be communicated with the water inlet end of the ultrafiltration core.
As shown in fig. 2, in order to improve the filtering and purifying effect, a first annular water-stop plate 17 is disposed in the first water channel 101 of the back flushing filter, a first filler partition plate 18 axially staggered with respect to the first annular water-stop plate is disposed in the first activated carbon filter cartridge 9 of the first filter element, and the first filter element is formed into an S-type filter by the first annular water-stop plate and the first filler partition plate, where the S-type filter means: the water flow enters the first filter packing 10 on one side of the first packing baffle plate in the first activated carbon filter cartridge along the first activated carbon filter cartridge wall from the first water flow channel on one side of the first annular water stop plate, the water flow passing through the first filter packing enters the first water flow channel on the other side of the first annular water stop plate through the first activated carbon filter cartridge wall, and the water flow of the first water flow channel on the other side enters the first filter packing on the other side of the first packing baffle plate along the first activated carbon filter cartridge wall, so that S-shaped filtration is formed.
The second water channel 201 in the water purifier 2 is internally provided with a second annular water-stop plate 19, the second activated carbon filter cartridge 12 of the second filter element is internally provided with a second filler partition plate 20 which is axially staggered relative to the second annular water-stop plate, and the second filter element forms S-shaped filtration through the second annular water-stop plate and the second filler partition plate, wherein the S-shaped filtration means that: the water flow enters a second filter filler 13 on one side of a second filler partition plate in the second activated carbon filter cartridge along the wall of the second activated carbon filter cartridge from a second water passing channel on one side of the second annular water stop plate, the water flow passing through the second filter filler enters a second water passing channel on the other side of the second annular water stop plate through the wall of the second activated carbon filter cartridge, and the water flow of the second water passing channel on the other side enters a second filter filler on the other side of the second filler partition plate along the wall of the second activated carbon filter cartridge, so that S-shaped filtration is formed.
The using method of the intelligent filtering water purifier comprises a filtering method and a back flushing method.
The filtering method comprises the following steps: the two-position three-way valve A3 is controlled to be communicated with a pipeline A5 and a water port at the bottom of the backwashing filter 1, the two-position three-way valve B45 is controlled to be communicated with a pipeline B6 and a water port at the top of the backwashing filter, water enters from the water port at the bottom of the backwashing filter, is filtered by the filter screen cover 7 and enters into the first water channel 101, water in the first water channel is filtered by the cylinder wall of the first activated carbon filter cylinder 9 of the first filter element and enters into the first activated carbon filter cylinder, water in the first activated carbon filter cylinder is filtered by the first filter filler 10 and is discharged from the water port at the top of the backwashing filter to the pipeline B, and the water flow of the pipeline B is branched into two paths, one path enters into the water port at the top of the water purifier, and the other path enters into the water supply pipe; the water flow entering the water through hole at the top of the water purifier enters the second water through channel 201, the water in the second water through channel is filtered by the wall of the second active carbon filter cartridge 12 and enters the second active carbon filter cartridge, the water in the second active carbon filter cartridge is filtered by the second filter filler 13 and enters the ultrafiltration core 11, and the water is discharged from the water through hole at the bottom of the water purifier after being filtered by the ultrafiltration core;
the back flushing method comprises the following steps: the two-position three-way valve A3 is controlled to be communicated with the water port and the sewage outlet at the bottom of the backwashing filter 1, the two-position three-way valve B4 is controlled to be communicated with the pipeline A5 and the water port at the top of the backwashing filter, water flow enters from the water port at the top of the backwashing filter, reverse flushing in the filtering method is realized on the first filter element and the filter screen, namely backwashing is realized, and the water flow after backwashing is discharged to the sewage outlet along the water port at the bottom of the backwashing filter.
The above description is intended to illustrate the technical means of the present invention, and not to limit the technical scope of the present invention. Obvious modifications or alterations to the present invention, in combination with the conventional common general knowledge, will be apparent to those skilled in the art, and are intended to fall within the scope of the present invention.
Claims (6)
1. An intelligent filtering water purifier comprises a back flush filter (1) and a water purifier (2), wherein the back flush filter and a water purifier shell are of a barrel structure, water inlets are respectively arranged at the top and the bottom of the back flush filter and the water purifier, a filter screen (7) and a first filter element are arranged in the back flush filter, a second filter element and an ultrafiltration core (11) are arranged in the water purifier, the water inlets at the bottom of the back flush filter are connected with a two-position three-way valve A (3), the water inlets at the top of the back flush filter are connected with a two-position three-way valve B (4), a connecting pipeline A (5) is communicated between the two-position three-way valve A and the two-position three-way valve B, a water inlet interface is arranged in the pipeline A, the residual water inlets of the two-position three-way valve A are used as drain outlets, the residual water inlets of the two-position three-way valve B are connected with a pipeline B (6), one pipeline B is connected with the water inlets at the top of the water purifier, and the other pipeline B is used as a water supply pipe; the method is characterized in that:
the first filter element is positioned above the filter screen (7), a magnet (8) is arranged between the first filter element and the filter screen, the first filter element, the magnet and the filter screen are tightly propped and limited in the back flush filter (1), a first water passing channel (101) is formed between the first filter element, the magnet and the inner wall of the shell of the back flush filter, the water inlet end of the filter screen corresponds to the water passing opening at the bottom of the back flush filter, the water outlet end of the filter screen corresponds to the first water passing channel, the water inlet end of the first filter element corresponds to the first water passing channel, and the water outlet end corresponds to the water passing opening at the top of the back flush filter; the first filter element comprises a first activated carbon filter cartridge (9) and a first filter filler (10) filled in the activated carbon filter cartridge, wherein the filtering water direction of the first filter element is that a first water passing channel on the outer side surface of the first activated carbon filter cartridge enters the first activated carbon filter cartridge along the wall of the first activated carbon filter cartridge, the top and the bottom of the first activated carbon filter cartridge are respectively provided with an end cover for sealing the first filter filler, the end cover at the top is provided with a water passing mesh, and the water passing mesh is used as the water outlet end of the first filter element and is communicated with a water passing port at the top of the back flushing filter;
an ultrafiltration core (11) in the water purifier (2) is positioned below a second filter element, the second filter element and the ultrafiltration core are tightly abutted and limited in a water purifier shell, a second water passing channel (201) is formed between the outer side surface of the second filter element and the inner wall of a shell of the water purifier, the second water passing channel is communicated with a water passing port at the top of the water purifier, the water inlet end of the second filter element corresponds to the second water passing channel, the water outlet end of the second filter element corresponds to the water inlet end of the ultrafiltration core, and the water outlet end of the ultrafiltration core corresponds to the water passing port at the bottom of the water purifier; the second filter element comprises a second activated carbon filter cartridge (12) and a second filter filler (13) filled in the second activated carbon filter cartridge, the filtering water direction of the second filter element is that a second water passing channel on the outer side surface of the second activated carbon filter cartridge enters the second activated carbon filter cartridge along the wall of the second activated carbon filter cartridge, the top and the bottom of the second activated carbon filter cartridge are respectively provided with an end cover for sealing the second filter filler, wherein the end cover at the bottom is provided with a water passing mesh, and the water passing mesh is used as the water outlet end of the second filter element and is communicated with the water inlet end of the ultrafiltration core;
the filter screen in the back flushing filter is in a frustum shape with a small upper part and a large lower part, and exchange resin is filled in the filter screen;
a first water passage (101) in the back flushing filter is internally provided with a first annular water-stop plate (17), a first active carbon filter cylinder (9) of the first filter element is internally provided with a first filler baffle (18) which is axially staggered relative to the first annular water-stop plate, and the first filter element forms S-shaped filtration through the first annular water-stop plate and the first filler baffle, wherein the S-shaped filtration means that: the water flow enters a first filter filler on one side of a first filler partition plate in a first activated carbon filter cartridge along the wall of the first activated carbon filter cartridge from a first water passage on one side of the first annular water stop plate, the water flow passing through the first filter filler enters a first water passage on the other side of the first annular water stop plate through the wall of the first activated carbon filter cartridge, and the water flow of the first water passage on the other side enters a first filter filler on the other side of the first filler partition plate along the wall of the first activated carbon filter cartridge, so that S-shaped filtration is formed;
a second annular water separation plate (19) is arranged in a second water passing channel (201) in the water purifier, a second filler baffle (20) which is axially staggered relative to the second annular water separation plate is arranged in a second active carbon filter cylinder (12) of the second filter element, and the second filter element is enabled to form S-shaped filtration through the second annular water separation plate and the second filler baffle, wherein the S-shaped filtration means that: the water flow enters a second filter filler (13) on one side of a second filler partition plate in the second activated carbon filter cartridge along the wall of the second activated carbon filter cartridge from a second water passing channel on one side of the second annular water stop plate, the water flow passing through the second filter filler enters a second water passing channel on the other side of the second annular water stop plate through the wall of the second activated carbon filter cartridge, and the water flow of the second water passing channel on the other side enters a second filter filler on the other side of the second filler partition plate along the wall of the second activated carbon filter cartridge, so that S-shaped filtration is formed.
2. The intelligent filtering and purifying water machine according to claim 1, characterized in that the first filtering filler (10) and the second filtering filler (13) are exchange resins.
3. The intelligent filtering and purifying water machine according to claim 1, characterized in that a water outlet joint (15) is connected to a water port at the bottom of the water purifier (2), the water outlet joint is connected to an air inlet end of an automatic exhaust valve (16), and an air outlet end of the automatic exhaust valve is connected to a sewage joint (14) connected to a sewage outlet of the two-position three-way valve B (4).
4. The intelligent filtering and purifying water machine according to claim 1, characterized in that the first activated carbon filter cartridge (9) and the second activated carbon filter cartridge (12) are cylindrical or conical.
5. The intelligent filtering water purifier according to claim 1, wherein the pipeline A (5) is provided with a water pressure gauge for measuring the water pressure of the water filtered by the back flushing filter (1), and the pipeline B (6) is provided with a water pressure gauge for measuring the water pressure of the water filtered by the back flushing filter.
6. A method of using the intelligent filtration water purifier of claim 1, wherein the method of using comprises a filtration method and a back flushing method;
the filtering method comprises the following steps: controlling the two-position three-way valve A (3) to be communicated with a pipeline A (5) and a water port at the bottom of a backwashing filter (1), controlling the two-position three-way valve B (4) to be communicated with a pipeline B (6) and a water port at the top of the backwashing filter, enabling water flow to enter the first water channel (101) after being filtered by the filter screen (7), enabling water flow of the first water channel to enter the first activated carbon filter cartridge through the wall of a first activated carbon filter cartridge (9) of the first filter cartridge after being filtered, enabling water flow in the first activated carbon filter cartridge to be discharged to the pipeline B through the water port at the top of the backwashing filter after being filtered by the first filter filler (10), enabling water flow of the pipeline B to be branched into two paths, enabling one path to enter the water port at the top of the water purifier (2), and enabling the other path to enter a water supply pipe; the water flow entering the water through hole at the top of the water purifier enters a second water through channel (201), the water in the second water through channel is filtered by the wall of a second active carbon filter cartridge (12) and enters the second active carbon filter cartridge, the water in the second active carbon filter cartridge is filtered by a second filter filler (13) and enters the ultrafiltration core (11), and the water is discharged from the water through hole at the bottom of the water purifier after being filtered by the ultrafiltration core;
the back flushing method comprises the following steps: and controlling the two-position three-way valve A to conduct the water through hole at the bottom of the backwashing filter and the sewage outlet, controlling the two-position three-way valve B to conduct the pipeline A and the water through hole at the top of the backwashing filter, enabling water flow to enter from the water through hole at the top of the backwashing filter, and realizing reverse flushing in the filtering method on the first filter element and the filter screen, namely realizing backwashing, and discharging the backwashed water flow to the sewage outlet along the water through hole at the bottom of the backwashing filter.
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| CN113800663A (en) * | 2021-09-30 | 2021-12-17 | 福建共盈科技有限公司 | Water treatment device with backwashing filtration and water purification functions |
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