CN107129066A - A kind of portable water purification kit and its water purification, backwash and replacement method - Google Patents
A kind of portable water purification kit and its water purification, backwash and replacement method Download PDFInfo
- Publication number
- CN107129066A CN107129066A CN201710581055.XA CN201710581055A CN107129066A CN 107129066 A CN107129066 A CN 107129066A CN 201710581055 A CN201710581055 A CN 201710581055A CN 107129066 A CN107129066 A CN 107129066A
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- Prior art keywords
- water
- filler
- studs
- filling tube
- tube
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- Granted
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 298
- 238000000746 purification Methods 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000000945 filler Substances 0.000 claims abstract description 96
- 238000011049 filling Methods 0.000 claims abstract description 84
- 238000001914 filtration Methods 0.000 claims abstract description 35
- 238000011010 flushing procedure Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 5
- 239000012528 membrane Substances 0.000 claims description 53
- 238000000108 ultra-filtration Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 7
- 238000011001 backwashing Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000003651 drinking water Substances 0.000 abstract description 7
- 235000020188 drinking water Nutrition 0.000 abstract description 7
- 239000002384 drinking water standard Substances 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 23
- 239000003344 environmental pollutant Substances 0.000 description 10
- 229910001385 heavy metal Inorganic materials 0.000 description 10
- 231100000719 pollutant Toxicity 0.000 description 10
- 230000008859 change Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000000835 fiber Substances 0.000 description 7
- 229920001661 Chitosan Polymers 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000003204 osmotic effect Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 241000700605 Viruses Species 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000011017 operating method Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 241000219146 Gossypium Species 0.000 description 2
- SGIDZKQKQMFQNU-UHFFFAOYSA-N [dihydroxy(oxo)-$l^{6}-sulfanylidene]calcium Chemical compound OS(O)(=O)=[Ca] SGIDZKQKQMFQNU-UHFFFAOYSA-N 0.000 description 2
- 239000003905 agrochemical Substances 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 238000001471 micro-filtration Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 244000060011 Cocos nucifera Species 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- -1 pulls up handle 11 Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002594 sorbent Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 239000003643 water by type Substances 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
- C02F9/20—Portable or detachable small-scale multistage treatment devices, e.g. point of use or laboratory water purification systems
-
- 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
- C02F1/002—Processes for the treatment of water whereby the filtration technique is of importance using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear
-
- 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
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/203—Iron or iron compound
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/206—Manganese or manganese compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/306—Pesticides
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/004—Seals, connections
-
- 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
- C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
-
- 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
- C02F2303/04—Disinfection
-
- 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
- C02F2303/14—Maintenance of water treatment installations
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- 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)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
A kind of portable water purification kit of the present invention and its water purification, backwash and replacement method, category drinking water treatment field.The portable water purification kit includes draw water part and filtration fraction；Drawing water partly includes flooding tube, and the lower end of flooding tube has internal thread；Filtration fraction includes the filling tube of both ends open, and a studs, the screw-internal thread fit of one of studs and flooding tube, tail-hood of another studs connection with delivery port are respectively installed in the two ends of filling tube.Water purifier of the present invention optimizes the structure of filling tube, and on the premise of water purification requirement is met, filler can be backwashed, and reduces replacement frequency, extends filler use time, improves filler utilization rate, and replacement is more prone to.The process for purifying water can be by sewage purification to drinking water standard using water purifier；The back-flushing method can realize the flushing to water purifier filler, extend the use time of filler；The replacement method can be simple and quick replacing filler.
Description
Technical field
The invention belongs to water purifier technical field, it is related to one kind and is convenient for carrying, and filtrate Reusability and can be convenient for changing
Water purifier, more specifically to a kind of portable water purification kit and its water purification, backwash and replacement method.
Background technology
In underground mining, camp, in the activity such as outdoor travel, individual combat, people need to take effectively to drink enough
Water-rock reactions measure.If directly carrying drinking water, trip burden can be aggravated, mode the more commonly used at present is using outdoor net
Hydrophone, directly drinks after being purified to open water supply.Outdoor water purifier is exactly with natural waters such as stream, river, lake water, rainwater
As water source, by filtering or sterilizing, the pathogenic bacteria in water are filtered out or killed, safe drinking water is obtained.Outdoor water purifier makes
Used time only needs manpower just can be at any time by outdoor natural water purifying into sterile, can directly drink without harmful substances such as suspended contaminants
With.
Most important outdoor water purifier is exactly its portability, and effective purifying water effect.It is common net on the market at present
Hydrophone is generally household water filter, it is bulky and need power supply drive water pump, water pump pass water through multistage filtering layer, realize high accuracy
Filtering, household water-purifying machine purifying water effect is good but not readily portable, is used for open air obviously unrealistic；And gone out on the market at present
Existing portable water purification kit generally uses microfiltration membranes+active carbon purifying water, and pollutant can be accumulated in water purifier after long-term use,
The blocking of water purifier is easily caused while bringing potential secondary pollution risk, due to the limitation of its structure, filler can not be changed, and filler reaches
To after the life-span end, whole water purifier just can not be continuing with, and substantially increase water purification cost.For example, Chinese patent application
Number it is：201220092919.4, publication date is：The patent document on October 3rd, 2012, discloses a kind of portable water purification kit,
It includes housing, bailing pipe and pure water pipe, and the bailing pipe and pure water pipe are mounted in housing, is formed in the bailing pipe
One water sucting cavity, the top of the water sucting cavity is provided with a pump-up device, and the bottom of the water sucting cavity is connected with and can stretched into plastic bottle
The check valve for making the water in plastic bottle flow into water sucting cavity is embedded with water-absorbable plastic pipe, the water-absorbable plastic pipe；It is described to draw water
Connected between pipe and pure water pipe by water purification plastic tube, one end of the water purification plastic tube is connected to the side wall of water sucting cavity, the other end
It is connected to the check valve for being embedded with the upper end of pure water pipe, and water purification plastic tube and making the water in water sucting cavity flow into pure water pipe；It is described
Provided with three layer filtration layer in pure water pipe, it is followed successively by active carbon layer, sulfurous acid calcium layer and ultrafiltration film layer from top to bottom.The water purification
Device can remove stink, pigment in water by the active carbon layer in pure water pipe, sulfurous acid calcium layer and ultrafiltration film layer, can retain
Macromolecular substances and impurity between 0.002-0.1 microns etc., are purified to water, but its filler is difficult to change, Zhi Nengyi
It is secondary to use, it is contaminated for a long time using rear filler, easily blocks water purifier, cause secondary pollution, water purifier will be unable to continue to make
With.
Certainly, the design in terms of filter element of water purifier is convenient for changing, has relevant design, and such as Chinese Patent Application No. is：
201610797171.0, publication date is：The patent document on December 7th, 2016, discloses a kind of water purification for being convenient for changing filter core
Water inlet pipe, the main body front surface are installed on the left of device, including main body, filter cylinder, filter core support and extruded activated carbon, the main body
Left side is provided with fixed strip, and the main body is connected by hinge with control door, and surface is provided with handle, the filter in front of the door for control
Core support is connected by fixed seat with nut, is provided with to be provided with below circulation pipe, the filter cylinder above the filter cylinder and is taken out dirty pipe,
The cartridge interior, which is provided with the right side of PP cottons, and PP cottons, is provided with extruded activated carbon, is provided with the right side of the extruded activated carbon anti-
Permeable membrane.The program is by being provided with control door, and surface is provided with lockhole in front of the door for control, opens control door with regard to replaceable cartridge
, the water purifier that tradition can be overcome to change filter core changes the trouble of filter core, and convenient use person changes filter core, but such a structure
Product is more huge, and structure is also relative complex, is not appropriate for outdoor carrying.
In addition, can not be cleaned after current water purifier filler pollution, filler utilization rate is low, and use cost is high；Moreover,
It can not effectively remove, water quality does not reach drinking water standard, be further improved for the heavy metal in water.
The content of the invention
1st, the problem of solving
Water purifier filler utilization rate for existing portable is low, and the problem of changing inconvenience, the present invention provides one kind just
Take formula water purifier and its water purification, backwash and replacement method.Wherein, the water purifier optimizes the structure of filling tube, is meeting
On the premise of water purification requirement, filler can be backwashed, reduce replacement frequency, extend filler use time, raising is filled out
Expect utilization rate, and replacement is more prone to.Can be by sewage purification to drinking water using water purifier using the process for purifying water
Standard；Flushing to water purifier filler can be realized using the back-flushing method, extend the use time of filler；Using the filler more
The method of changing can be simple and quick replacing filler.
2nd, technical scheme
To solve the above problems, the present invention is adopted the following technical scheme that.
A kind of portable water purification kit, including draw water part and filtration fraction, the part that draws water is used to draw water and inject water into
Filter in part, filtration fraction is used to filter the water from the part injection that draws water；The described part that draws water includes flooding tube, flooding tube
Lower end has internal thread；Described filtration fraction includes the filling tube of both ends open, and the two ends of filling tube respectively connect a double end
Stud, the screw-internal thread fit of one of studs and flooding tube, tail-hood of another studs connection with delivery port.
As a further improvement, one end in the filling tube is provided with screen pack.
As a further improvement, the filling tube is built with filler；One end away from screen pack is installed in the filling tube
Hyperfiltration membrane assembly, hyperfiltration membrane assembly is covered with isolating cylinder, and by filler isolation in the outside of isolating cylinder, the sidewall bottom of isolating cylinder is opened
If limbers.
As a further improvement, the hyperfiltration membrane assembly include connector and with the milipore filter on connector；Institute
Studs is stated provided with slotted eye, connector is arranged in slotted eye, and is sealed by sealing ring.
As a further improvement, setting piston in the flooding tube；The bottom of flooding tube side wall is provided with one-way water inlet valve, uses
In water suction；Lower end in flooding tube is provided with one-way water outlet valve, for water in flooding tube to be passed through in filling tube.
As a further improvement, described piston connects handle by pull bar.
A kind of process for purifying water of above-mentioned portable water purification kit, comprises the following steps：
1. the screw-internal thread fit of studs and flooding tube that filling tube one end of screen pack will be installed is connected, and filling tube is another
The studs of one end is connected with tail-hood；
2. one-way water inlet valve is accessed to water to be clean by pipeline；
3. piston is pulled upwardly on, water to be clean is sucked by one-way water inlet valve, piston is then pushed down on, it is to be clean
Water enters filling tube by one-way water outlet valve；
4. the water to be clean of entrance filling tube sequentially passes through the water outlet from tail-hood after filter screen, filler and ultrafiltration membrance filter purification
Mouth discharge.
A kind of back-flushing method of above-mentioned portable water purification kit, comprises the following steps：
1. the screw-internal thread fit of studs and flooding tube that filling tube one end of hyperfiltration membrane assembly will be installed is connected, filler
The studs of the cylinder other end is connected with tail-hood；
2. one-way water inlet valve is accessed to clean water by pipeline；
3. piston is pulled upwardly on, clean water is sucked by one-way water inlet valve, piston is then pushed down on, clean water leads to
Cross one-way water outlet valve and enter filling tube；
4. after the clean water of entrance filling tube is rinsed to milipore filter and filler, backwashing water is arranged from the delivery port of tail-hood
Go out.
A kind of replacement method of above-mentioned portable water purification kit, comprises the following steps：First by studs from water inlet
Backed out on cylinder, filling tube is separated with flooding tube；Then studs is backed out from filling tube, takes out screen pack, you can will
Fail or the filler of Severe blockage is poured out.
As a further improvement, when needing to change filter membrane, after filler is poured out, first back out tail-hood, then by studs
Backed out from filling tube, hyperfiltration membrane assembly is then removed from studs, the hyperfiltration membrane assembly more renewed.
3rd, beneficial effect
Compared to prior art, beneficial effects of the present invention are：
(1) portable water purification kit of the present invention, optimizes design, in filling tube by the filler barrel structure to filtration fraction
Two ends respectively install a studs, and be provided with the flooding tube one end for the part that draws water can with studs coordinate interior spiral shell
Line, so that the two ends of filling tube easily can be all connected on flooding tube, water purification effect can be achieved in wherein one end connection, and another
Backwash operation can be achieved in end connection, and effective reduction replacement frequency extends filler use time, improves filler and utilize
Rate；In addition, by the way of studs blocks filling tube two ends, only need to pull down studs can fall filler in filling tube
Go out, be convenient for changing new filler.
(2) one end sets screen pack in portable water purification kit of the present invention, filling tube, can be to original on the one hand in water purification
Water is filtered for the first time, large granular impurity in filtering raw water；On the other hand it is that filler is stopped in backwash, prevents from filling out
Expect to go out from the interstitial hole of studs, cause filler to be lost in.
(3) in portable water purification kit of the present invention, filling tube filler can with organic pollutions such as adsorption filtration agricultural chemicals, NOM, with
And the heavy metal ion such as manganese, aluminium, arsenic, iron are filtered, hyperfiltration membrane assembly can effectively catching bacterium, protozoon, virus, colloid, fine grained
The pollutants such as suspension；And isolated hyperfiltration membrane assembly and filler using isolating cylinder, it on the one hand can ensure that water is flowed through
Ultra-filtration stage is entered back into after whole fillers, has both ensured that filler all plays water purification ability, ensures that water has enough water in packing section again
The power residence time；On the other hand, milipore filter can be protected, prevents the impaired destruction of hollow-fibre membrane of milipore filter.
(4) portable water purification kit of the present invention, hyperfiltration membrane assembly is installed in the slotted eye of studs by connector, is used in combination
Sealing ring is sealed, and dismounting is simple, and hyperfiltration membrane assembly can be extracted by backing out studs, so as to conveniently carry out more
Change.
(5) portable water purification kit of the present invention, the part that draws water coordinates unidirectional water inflow using piston push pull maneuver in flooding tube
Valve and one-way water outlet valve realize the extraction and submitting of water, and simple in construction, cost is low, and reliable, are also convenient for outdoor carrying.
(6) piston realizes water-pumping/draining by handle push-and-pull in portable water purification kit of the present invention, the part that draws water, simple and convenient.
(7) water purification and back-flushing method of portable water purification kit of the present invention, by filling tube two ends in filtration fraction with drawing
The different choice connection of flooding tube in water section, you can the convenient filtration, purification for realizing raw water, is efficiently removed organic in water source
Thing, bacterium, protozoon, heavy metal and most of virus, wherein COD clearances more than 80%, total number of bacteria clearance more than 99%,
Heavy metal manganese, aluminium, arsenic, iron clearance more than 80%, water quality reaches drinking water standard after purification；And the recoil of filler
Wash, the pollutant retained in filler can in time be gone out, filler service life is greatly prolonged.
(8) the replacement method of portable water purification kit of the present invention, can conveniently carry out filler and hyperfiltration membrane assembly
Replacing.
Brief description of the drawings
Fig. 1 is the structural representation of portable water purification kit of the present invention；
Fig. 2 is the structural representation of filtration fraction in portable water purification kit of the present invention.
Fig. 3 is that filtration fraction disassembles schematic diagram in portable water purification kit of the present invention
Fig. 4 is schematic diagram when portable water purification kit of the present invention is backwashed.
Label in accompanying drawing is expressed as：
1st, draw water part；11st, handle；12nd, pull bar；13rd, water inlet cover；14th, flooding tube；15th, piston；16th, unidirectionally go out
Water valve；17th, one-way water inlet valve；18th, water inlet；19th, internal thread；
2nd, filtration fraction；21~22, studs；23rd, filler；24th, isolating cylinder；25th, hyperfiltration membrane assembly；26th, sealing ring；
27th, screen pack；28th, filling tube；
3rd, tail-hood；31st, the end of thread；32nd, delivery port.
Embodiment
Following examples are used to explain technical scheme without limitation.Those skilled in the art can use for reference invention
Content, suitably change structure, annexation, material, parameter, size, the link such as technique to realize corresponding other purposes, its
Correlation changes all without departing from present disclosure, and all similar replacements and change are aobvious to those skilled in the art
And be clear to, it should all be deemed to be included within the scope of the present invention.
As shown in figure 1, a kind of portable water purification kit, main to include draw water part 1 and the two large divisions of filtration fraction 2, wherein,
The part 1 that draws water is used to drawing the water of raw water or cleaning and injected water into filtration fraction 2, and filtration fraction 2 is used to filter from drawing water
Raw water or rinsed by clean water that part 1 is injected.Two-part structure is described in detail below.
To realize that the high-precision filtration of water is purified, it is desirable to provide enough osmotic pressure, conventional voltage supply mode has manual work
Fill in voltage supply (CN106139905A, CN202808506U, CN205182292U), electric pump voltage supply (CN204779122,
CN101005884A), extruding tank voltage supply (CN105502578A), extruding gasbag voltage supply (CN204454785U), mouth are inhaled
Voltage supply (CN204981385U), gravity voltage supply (CN101732922A).Hand piston voltage supply is stable, and hydraulic pressure is higher, can carry
It is 0.01~0.5Mpa for pressure limit, continuous water purification can be accomplished；Electric pump voltage supply hydraulic pressure is higher, and water yield is big but equipment is huge not
Beneficial to portable and easily limited in the wild by power supply；Extrude tank voltage supply simple in construction, but long-time operation is easily caused hand acid
Bitterly, human engineering experience is poor and is intermittent loading；Mouth inhales that voltage supply is simple in construction but pressure is smaller can not accomplish high-precision filtration,
And there is certain potential safety hazard in water outlet immediate access；Gravity voltage supply is simple in construction but offer pressure is minimum, and the rate of filtration is slow, filtering
Precision is not high.It is complicated and changeable in view of outdoor use condition, and the present invention carries out water purification needs operation pressure enough using milipore filter
Power, therefore hand piston voltage supply method is used in the present embodiment.
With reference to shown in Fig. 1, the part 1 that draws water includes flooding tube 14, piston 15, one-way water inlet valve 17, the and of one-way water outlet valve 16
Handle 11.Wherein, the upper end open of flooding tube 14, piston 15 can load in flooding tube 14 from upper end open, then by entering
Water drum lid 13 closes the upper end open of flooding tube 14, makes to form relative closure space in flooding tube 14, is also the work of piston 15
Dynamic space, piston 15 connects handle 11 by pull bar 12, so that hand-held handle 11 can promote piston 15 to move back and forth；Flooding tube
14 lower end is provided with internal thread 19, for connecting filtration fraction 2, is also that can conveniently realize the pass of backwash and filter material replacement
Key, behind be discussed in greater detail.In addition, traditional manual piston voltage supply (CN106139905A, CN205182292U) is true using steel ball
Steel ball and its site of engagement have abrasion after the seal of voltage supply part, but long-term use when protecting Inlet and outlet water, cause voltage supply part
Can not normally it use.Therefore, this implementation substitutes traditional steel ball using one-way valve structures form, it is ensured that water purifier voltage supply part can
Normally use for a long time.Specifically, the position of the close bottom of the side wall of flooding tube 14 sets water inlet 18, loading unidirectional water inflow in it
Valve 17, its opening direction is to point to inner side by the outside of flooding tube 14；One-way water outlet valve 16 be arranged on flooding tube 14 lower end edge its
Axially arranged, it can connect in space in flooding tube 14 with filtration fraction 2, and its opening direction is to outer on the inside of flooding tube 14
Side.When in use, one-way water inlet valve 17 is connected to by water source by pipeline, pulls up piston 15 i.e. by water from one-way water inlet valve 17
It is pumped into flooding tube 14；Pushing down on piston 15 can be discharged into water in filtration fraction 2 through one-way water outlet valve 16, thus realize to
Drainage procedure.
With reference to shown in Fig. 2, filtration fraction 2 includes filling tube 28, two studs, screen pack 27 and hyperfiltration membrane assembly
25.Wherein, filling tube 28 is the tubular structure of both ends open, and is threaded on the inwall of both ends open, for connecting double end
The two ends of filling tube 28, for convenience of subsequently illustrating, are respectively labeled as side a and b by stud.In the present embodiment, two
Studs size is identical, is easy to generalization, and studs is provided with the interstitial hole run through along central axis direction, enter so as to water and
Filling tube 28 is flowed out, one of studs 21 is arranged on the A ends of filling tube 28, and another studs 22 is arranged on filler
The B ends of cylinder 28, and all use is tightly connected.Screen pack 27 is installed in the inner side at filling tube 28A ends, screen pack 27 is close to double end
Stud 21 is located at the end face in filling tube 28, so that water is after studs 21 is passed through, enters filler after being filtered through screen pack 27
In cylinder 28, the filling filler 23 in filling tube 28.Herein, screen pack 27 uses stainless (steel) wire, on the one hand in water purification, can be right
Raw water is filtered for the first time, large granular impurity in filtering raw water；On the other hand in backwash, filler 23 is stopped, prevented
Only the interstitial hole of filler 23 from studs 21 is gone out, and causes filler 23 to be lost in.
The present embodiment, filler 23 uses chitosan and activated carbon mixed fillers, and activated carbon can effectively adsorb agricultural chemicals, NOM etc.
Organic pollution, but using only heavy metal poor processing effect during active carbon filler, it is contemplated that hold under the complexity water condition of field
Easily because the reasons such as ore leaching ability of heavy metal cause water source heavy metals exceeding standard, Typical reactive carbon filling material layer is improved to chitosan herein
With activated carbon mixed filler layer.Chitosan is containing-NH in a kind of natural polymer, polymer segment2,-OH work
Property group, and heavy metal ion formation complex, can as polymeric sorbent Adsorption of Heavy Metals ion, and it is nontoxic,
Do not produce secondary pollution.Mixed fillers advantage using chitosan and activated carbon has at 3 points：1. mixed fillers can be removed simultaneously
Heavy metal and organic matter, it is ensured that effluent quality reaches drinking water standard；2. mixed fillers are compared with being layered filler, in equal purification body
The lower mixed fillers of product are without additional isolation layer, so that dead angle is reduced, thus filler contacts more abundant with raw water；3. mixing is filled out
Filling, the replacing of material are all relatively simple.
Hyperfiltration membrane assembly 25 is arranged in filling tube 28, and on the studs 22 at filling tube 28B ends, that is,
On the studs 22 of one end of filling tube 28 away from screen pack 27.Ultrafiltration is a high-precision water purification technology, is had been widely used
In the advanced treating of drinking water, the average pore size of film at 1 to 100 nanometers, can effectively catching bacterium, protozoon, virus, colloid,
The pollutants such as fine grained suspension, ultrafiltration needs certain osmotic pressure, and operating pressure is 0.1~0.5Mpa, according to discussing hand above
Piston voltage supply method can meet ultrafiltration pressure.In order to guarantee while realizing the convenience that water purification and later stage are changed, originally
Embodiment, hyperfiltration membrane assembly 25 mainly include connector and with the hollow-fibre membrane on connector, open up on connector
Sealing ring is installed in seal groove, seal groove, while slotted eye is opened up on the end face of studs 22, slotted eye connection interstitial hole, even
Joint, which is inserted into slotted eye, can carry out the installation of hyperfiltration membrane assembly 25, and sealing ring ensures the sealing of connection.In addition, ultrafiltration
Membrane module 25 is covered with isolating cylinder 24, filler 23 is completely cut off into the outside in isolating cylinder 24, and the sidewall bottom of isolating cylinder 24, also
It is isolating cylinder 24 near the junction of the end face of studs 22, opening up limbers, so that by the inside and outside connection of isolating cylinder 24.This
Structure setting is planted, on the one hand prevents short stream from occurring, if not setting isolating cylinder 24, the water entered from A ends is flowing through the upper strata of filler 23
Filling tube 28 will be flowed out behind region from milipore filter top, and the anhydrous bottom filler 23 flowed through turns into dead angle, causes filler 23
Utilization rate is not high, so as to it may ensure that water enters back into ultra-filtration stage after flowing through whole fillers 23, both ensure all hairs of filler 23
Water purification ability is waved, ensures that water there are enough hydraulic detention times in packing section again；On the other hand it is support protection milipore filter, milipore filter
Hollow-fibre membrane it is more fragile, directly contacted with granular filler layer, be squeezed easily damaged, hollow fibre can be protected using isolating cylinder 24
Tie up the not easily damaged destruction of film.
Tail-hood 3 is installed on the studs 22 at filling tube 28B ends, tail-hood 3 has the end of thread 31, passes through the end of thread 31
It is installed on studs 22, the centre of tail-hood 3 is provided with delivery port 32, and the interstitial hole with studs 22 is corresponding, so that filler
Water can be discharged through studs 22 by the delivery port 32 of tail-hood 3 in cylinder 28.
Can be completed using above-mentioned portable water purification kit the purified treatment of raw water, the backwash of filler, and filler and
The replacement operation of milipore filter.These three operating methods are illustrated respectively below.
First, water purifying
With reference to shown in Fig. 1 and Fig. 2, its operating procedure is as follows：
1. the studs 21 of the one end of filling tube 28 and the internal thread 19 of flooding tube 14 that install screen pack 27 are coordinated into company
Connect, the studs 22 of the other end of filling tube 28 is connected with tail-hood 3；
2. one-way water inlet valve 17 is accessed to water to be clean by pipeline；
3. piston 15 is pulled upwardly on, water to be clean is sucked by one-way water inlet valve 17, piston 15 is then pushed down on, treats
The water of purification enters filling tube 28 by one-way water outlet valve 16；
4. the water to be clean into filling tube 28 is sequentially passed through after filter screen 27, filler 23 and ultrafiltration membrance filter purification from tail-hood
3 delivery port 32 is discharged, you can the clean water after being purified.
2nd, backwash operation
With reference to shown in Fig. 4, its operating procedure is as follows：
1. the studs 22 of the one end of filling tube 28 for installing hyperfiltration membrane assembly 25 is matched somebody with somebody with the internal thread 19 of flooding tube 14
Connection is closed, the studs 22 of the other end of filling tube 28 is connected with tail-hood 3；
2. one-way water inlet valve 17 is accessed to the water of cleaning by pipeline；
3. piston 15 is pulled upwardly on, the water of cleaning is sucked by one-way water inlet valve 17, piston 15 is then pushed down on, it is clean
Water pass through one-way water outlet valve 16 enter filling tube 28；
4. the clean water of filling tube 28 is entered, to film flows outside inside hollow-fibre membrane under certain osmotic pressure,
The pollutant of film surface sediment is washed away during water inlet, realizes the backwash of hyperfiltration membrane assembly 25；The water that milipore filter comes out pass through every
Off-network 24 enters filler 23, and the pollutant accumulated in filler 23 is rinsed, and the water after flushing is from the interstitial hole of studs 21
The backwashing water flowed in tail-hood 3, tail-hood 3 flows out from delivery port 32, you can proportionately to backwash.
3rd, replacement is operated
With reference to shown in Fig. 3, its operating procedure is：First studs 21 is backed out from flooding tube 14, make filling tube 28 with
Flooding tube 14 is separated；Then studs 21 is backed out from filling tube 28, takes out screen pack 27, you can will fail or seriously
The filler of blocking is poured out, you can re-replace new filler 23.In addition, when needing to change filter membrane, after filler 23 is poured out, first
Tail-hood 3 is backed out, then studs 22 is backed out from filling tube 28, because hyperfiltration membrane assembly 25 is arranged on double thread 22,
Therefore hyperfiltration membrane assembly 25 can in the lump be taken out of when backing out double thread 22；Then hyperfiltration membrane assembly is removed from studs 22
25, the hyperfiltration membrane assembly 25 more renewed.
The present invention is further described below with reference to specific embodiments and the drawings.
Embodiment 1
The present embodiment carries out purification run to raw water using above-mentioned water purifier, and the cross-sectional dimension of piston 15 is 2cm2, then
The available operating pressure of flooding tube 14 is 0.2MPa under the effect of 40N power, meets osmotic pressure needed for ultrafiltration normal work.Filler
In 23, activated carbon volume：Chitosan volume=3:1, activated carbon is cocoanut active charcoal, mesh number 20-40 mesh, chitosan filler 18-
30 mesh, the total measurement (volume) of filler 23 is 200mL.The mesh number of screen pack 27 is less than 10 mesh.Hyperfiltration membrane assembly 25 use micro-filtration membrane aperture for
10-30nm, operating pressure：0.1~0.2MPa, designs membrane flux：25L/m2H, film service life >=5 year, film-strength ＞
200N/ monofilament.Estimated membrane area 1m used2, then it is about 400ml/min to design water flow, and filter membrane is Φ 2.5cm*15cm
Cylinder.
Side is gushed in certain river and carries out actual verification.The external water inlet pipe at the one-way water inlet valve 17 of water inlet 18, by water inlet pipe
It is put into the water burst of river, pulls up handle 11, water enters flooding tube 14 through water feeding one-way valve 17 by water inlet pipe, is then pressed downward hand
Handle 11, water flows to filling tube 28 through one-way water outlet valve 16.Water is in filling tube 28 in flow direction such as Fig. 2 shown in the direction of arrow：
Middle water hole of the water through studs 21 enters, and filler 23 is flowed to after the coarse filtration of screen pack 27, and filler 23 can effectively remove weight
Metal and organic pollution, the limbers of water self-isolation cylinder enters milipore filter water purification section after whole granular filler layers are flowed through, and surpasses
Filter can effectively remove the pollutants such as bacterium, protozoon, virus, colloid, fine grained suspension, larger molecular organicses, through milipore filter group
Part 25 flows to tail-hood 3 after purifying from the interstitial hole of studs 22；Water in tail-hood 3 flows out from delivery port 32, you can purified
Clean water afterwards.Water quality before and after purification is detected, testing result is shown in Table 1, and testing result proves that the water after purification reaches
《Standards for drinking water quality》GB5749-2006, the water after purification can be drunk as drinking water.
The portable water purification kit purifying water effect of table 1 is detected
After purified treatment, backwash and replacement operation are being carried out.
Backwash：After filtering about 50L water, resistance increases when can feel to promote piston 15, shows to retain in filling tube 28
Pollutant accumulation it is excessive, it is necessary to be backwashed.As shown in figure 1, the flooding tube 14 and filler that will be connected by studs 21
Cylinder 28 is turned on, then the filling tube 28 connected by studs 22 and tail-hood 3 are turned on, and by filling tube 28, reverse 180 ° make A ends and B
End is exchanged, i.e., tighten B ends studs 22 and flooding tube 14, A ends studs 21 and tail-hood 3 are tightened.In water inlet
External water inlet pipe at mouth 18, before water inlet pipe is put into cleaned water, pulls up handle 11, water is by water inlet pipe through water inlet
Check valve 17 enters flooding tube 14, is then pressed downward handle 11, water flows to filling tube 28 through one-way water outlet valve 16.Water is through double end spiral shell
The interstitial hole of post 22 enters, water under certain osmotic pressure inside hollow-fibre membrane to film flows outside, film during water inlet
The pollutant of surface sediment is washed away, and realizes the backwash of hyperfiltration membrane assembly 25.The water that milipore filter comes out enters from isolating cylinder 24 to be filled out
Material 23, is rinsed, the water after flushing flows to tail-hood 3, tail from the interstitial hole of studs 21 to the pollutant accumulated in filler 23
Backwashing water in lid flows out from delivery port 32.In the backwash starting stage, it can be seen that backwash water outlet is extremely muddy, continuing
Carrying out water outlet in backwash process becomes more and more limpider, and when backwash water amount is 2L, backwash water outlet is completely limpid, this
When terminate backwash, water purifier is recalled into normal water purification pattern.
Filler filter membrane replacing：When the resistance of backwash pusher piston 15 remains unchanged very greatly, show that filler or filter membrane are tight
Block again, it is necessary to carry out the replacing of filler or filter membrane.As shown in figure 1, the flooding tube 14 and filler that will be connected by studs 21
Cylinder 28 is turned on, then the filling tube 28 connected by studs 22 and tail-hood 3 are turned on.As shown in figure 3, back-outing the double end spiral shell at A ends
It just can will be failed after post 21, you can taking-up screen pack 27, taking-up screen pack 27 or the filler of Severe blockage is poured out, back-out B ends
Double thread 22, hold the root of hyperfiltration membrane assembly 25 suitably firmly hyperfiltration membrane assembly 25 can be extracted from double thread 22.
The i.e. replaceable milipore filter when milipore filter has blocking or severe contamination, double thread 22 is inserted by new hyperfiltration membrane assembly 25, will
Isolating cylinder 24 is enclosed on hyperfiltration membrane assembly 25 to protect hollow-fibre membrane without damage, and double thread 22 and filling tube B ends are entered
Row assembling is tightened, and loads filler 23 from filling tube A ends, screen pack 27 is placed on the filler of new clothes, studs 21 is screwed on, extremely
This completes the assembling of filling tube 28.The B ends of the filling tube 28 assembled and tail-hood 3 are tightened by screw thread, by filling out for assembling
Barrel A ends are tightened with flooding tube 1 by screw thread, are so far fully completed the milipore filter and replacement of water purifier, water purifier can be just
Often use.
What deserves to be explained is, to those skilled in the art, under present inventive concept and specific embodiment enlightenment, energy
Enough some deformations for directly exporting or associating from the disclosure of invention and general knowledge, it will be recognized by those of ordinary skill in the art that
Also other method can be used, or commonly uses the replacement of known technology, and mutually different combination between feature etc. in the prior art
Unsubstantiality change, can equally be employed, the present invention function and effect that describe can be realized, no longer citing expansion one by one
Describe in detail, belong to the scope of the present invention.
Claims (10)
1. a kind of portable water purification kit, including draw water part (1) and filtration fraction (2), the part (1) that draws water is for drawing water and by water
Inject in filtration fraction (2), filtration fraction (2) is used to filter the water from part (1) injection that draws water, it is characterised in that：Described
Draw water part (1) include flooding tube (14), the lower end of flooding tube (14) has internal thread (19)；Described filtration fraction (2) bag
The filling tube (28) of both ends open is included, the two ends of filling tube (28) respectively connect a studs (21,22), one of double end
The internal thread (19) of stud (21) and flooding tube (14) coordinates, tail of another studs (22) connection with delivery port (32)
Cover (3).
2. a kind of portable water purification kit according to claim 1, it is characterised in that：One end in the filling tube (28) is set
There is screen pack (27).
3. a kind of portable water purification kit according to claim 2, it is characterised in that：The filling tube (28) is built with filler
(23)；Hyperfiltration membrane assembly (25) is installed in one end away from screen pack (27) in the filling tube (28), and hyperfiltration membrane assembly (25) is outside
Isolating cylinder (24) is covered with, by filler (23) isolation in the outside of isolating cylinder (24), the sidewall bottom of isolating cylinder (24) opens up water flowing
Hole.
4. a kind of portable water purification kit according to claim 3, it is characterised in that：The hyperfiltration membrane assembly (25) includes connecting
Joint and with the milipore filter on connector；The studs (22) is provided with slotted eye, and connector is arranged in slotted eye, and
Sealed by sealing ring (26).
5. a kind of portable water purification kit according to claim 4, it is characterised in that：Piston is set in the flooding tube (14)
(15)；The bottom of flooding tube (14) side wall is provided with one-way water inlet valve (17), for absorbing water；Lower end in flooding tube (14) is provided with single
To outlet valve (16), for flooding tube (14) interior water to be passed through in filling tube (28).
6. a kind of portable water purification kit according to claim 5, it is characterised in that：Described piston (15) passes through pull bar
(12) connection handle (11).
7. a kind of process for purifying water of portable water purification kit described in claim 5, comprises the following steps：
The internal thread (19) of the studs (21) and flooding tube (14) of filling tube (28) one end of screen pack (27) 1. will be installed
It is connected, the studs (22) of filling tube (28) other end is connected with tail-hood (3)；
One-way water inlet valve (17) is 2. accessed to water to be clean by pipeline；
3. piston (15) is pulled upwardly on, water to be clean is sucked by one-way water inlet valve (17), piston (15) is then pushed down on,
Water to be clean enters filling tube (28) by one-way water outlet valve (16)；
4. the water to be clean into filling tube (28) is sequentially passed through after filter screen (27), filler (23) and ultrafiltration membrance filter purification from tail
Cover delivery port (32) discharge of (3).
8. a kind of back-flushing method of portable water purification kit described in claim 5, comprises the following steps：
The internal thread of the studs (22) and flooding tube (14) of filling tube (28) one end of hyperfiltration membrane assembly (25) 1. will be installed
(19) it is connected, the studs (22) of filling tube (28) other end is connected with tail-hood (3)；
One-way water inlet valve (17) is 2. accessed to clean water by pipeline；
3. piston (15) is pulled upwardly on, clean water is sucked by one-way water inlet valve (17), piston (15) is then pushed down on, it is clean
Net water enters filling tube (28) by one-way water outlet valve (16)；
4. into filling tube (28) clean water milipore filter and filler (23) are rinsed after, backwashing water is from tail-hood (3)
Delivery port (32) is discharged.
9. a kind of replacement method of portable water purification kit described in claim 5, comprises the following steps：First by studs
(21) backed out from flooding tube (14), filling tube (28) is separated with flooding tube (14)；Then by studs (21) from filler
Backed out on cylinder (28), take out screen pack (27), you can will fail or the filler of Severe blockage is poured out.
10. a kind of replacement method of portable water purification kit according to claim 9, it is characterised in that：When need more
When changing filter membrane, after filler is poured out, first back out tail-hood (3), then studs (22) backed out from filling tube (28), then from
Hyperfiltration membrane assembly (25), the hyperfiltration membrane assembly more renewed (25) are removed on studs (22).
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| CN201710581055.XA CN107129066B (en) | 2017-07-17 | 2017-07-17 | A kind of portable water purifier and its water purification, backwash and replacement method |
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| CN201710581055.XA CN107129066B (en) | 2017-07-17 | 2017-07-17 | A kind of portable water purifier and its water purification, backwash and replacement method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108640174A (en) * | 2018-05-21 | 2018-10-12 | 广州市宸宇环保设备有限公司 | A kind of fishing friend portable water-purifying apparatus outdoors |
| CN108854236A (en) * | 2018-07-10 | 2018-11-23 | 张程凯 | A kind of contaminant water filtration equipment for clarifying based on replaceable filter element technology |
| CN112728270A (en) * | 2020-12-28 | 2021-04-30 | 安徽蓝通科技股份有限公司 | Be used for stifled filterable connecting piece of PVC union coupling can prevent |
| CN112777770A (en) * | 2021-01-13 | 2021-05-11 | 李国平 | Portable outdoor micro-filtration purifier for water purification |
| CN114534493A (en) * | 2022-03-07 | 2022-05-27 | 达州玖源新材料有限公司 | Reverse osmosis filtering device and using method thereof |
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|---|---|
| CN107129066B (en) | 2019-11-26 |
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