2244 results about "Water purification filter" patented technology

The invention discloses a disassembly-and-washing-free durable ceramic filter element water purifier which comprises a base 23, a ceramic filter element 1 and a non-magnetizer shell cylinder 3. The technical scheme is that a washing component is arranged in the shell cylinder 3 and is in mechanical linkage with an inner magnetic ring 2 which can slide along the shell cylinder 3, an outer magnetic ring 4 capable of sliding is sleeved outside the shell cylinder 3, and the two magnetic rings are separated by the cylinder wall and mutually absorbed. The outer magnetic ring 4 is pushed and rotated by hand, the inner magnetic ring 2 can be moved simultaneously and drives the washing component to wash the ceramic filter element 1, and sewage is discharged through a blowdown valve 24. Due to the fact that when the ceramic filter element 1 of the water purifier is washed, the outer cylinder 3 does not need to be disassembled, not only is operation convenient and fast, but also component damage possibly caused in the frequent washing and disassembling process is avoided, moreover, wearing strength imposed on the ceramic filter element by the washing component is reduced to the maximum, and active carbon which is inactive after a long time can be conveniently replaced, and therefore the service life of the water purifier can be greatly prolonged.

The invention provides a water purification system and method for combining ultraviolet germicidal irradiation and photocatalysis in a helical reactor geometry that maximizes both the photocatalytic efficiency and the germicidal dosage of the ultraviolet irradiation in deactivation of microbes and the destruction of contaminant organic compounds.

The invention discloses a non-contact liquid level detection device and a non-contact liquid level detection method. The device comprises a detection plate, at least one sensing unit which is arranged on the detection plate at intervals, and a control detection unit which is arranged on the detection plate and is connected with the output of the at least one sensing unit, wherein the liquid level information is obtained by detecting capacitance change through a detection module which is synthesized by the control detection unit and the sensing units by using a CapSense inductive self-capacitance or mutual capacitance detection technology. The device disclosed by the invention is high in detection precision, low in cost and convenient to install and clean a container, can be used for satisfying the demand on most of liquid level detection, and is particularly suitable for being used on home appliances such as a humidifier, a purifier, a water purifier, a coffee machine and the like where the container is needed to be cleaned.

There is provided a circulation type water purifier which maximally prevents production of bacteria and microbes by periodically circulating water in the water purifier, and improves lifetime and power saving of a pump by varying the number of circulation times depending on an amount of water used. The circulation type water purifier includes a clean water filter; a storage tank in which water purified through the clean water filter is stored; a cold/hot water supply tank cooling and heating the water supplied from the storage tank to drain the cooled and heated water to respective drain outlets; a drain pipe 351 connected to the cold/hot water supply tank to drain the water in the cold/hot water supply tank when cleansing the interior of the cold/hot water supply tank; a pump 400 periodically circulating water at every circulation time under a control of a microcomputer; a circulation pipe connecting the clean water filter, the cold/hot water supply tank, the drain pipe and the pump, the circulation pipe including a first circulation pipe connecting the clean water filter and the storage tank, a first auxiliary circulation pipe connecting the storage tank and the cold/hot water supply tank, a second circulation pipe connecting the storage tank and the clean water filter, and a second auxiliary circulation pipe connecting the cold/hot water supply tank and the second circulation pipe! and a sterilizer installed to the circulation pipe to sterilize water flowed into the circulation pipe.

A portable water filter is disclosed. A portable water filter may filter water that enters through a first opening disposed toward a first end of the filter, where the water may pass through a filter element and exit the filter through a second opening disposed at or toward the first end of the filter. The first opening may be defined in a surface of the filter that is free of openings toward a second end of the filter. As such, when the filter is inserted into an opening or outlet of a bottle, more of the water in the bottle may be filtered and drained with reduced aeration as the first opening in the filter is disposed toward the opening or outlet in the bottle. The portable water filter may enable the flow of water through the filter element to be more uniform across the length of the filter element.

The present invention discloses a water purification filter easily replaced by a connector which can simplify a connection structure of a water purification system by forming paths of feed water, purified water and concentrated water as one port, and which can be easily replaced after disconnection of a filter cartridge from the water purification system, and a water purification system using the same. The water purification filter easily replaced by the connector includes a connector having an inflow hole through which feed water flows in, a check valve body in which a check valve for opening/closing a feed water flowing path for guiding feed water to a filter side and a concentrated water discharge path are formed, an outflow hole for externally discharging purified water, and a concentrated water control hole for externally discharging concentrated water, a filter housing for opening the feed water flowing path by opening the check valve in connection with the connector, a locking means for detachably fixing the filter housing to the connector, and a passage switching guide having a first path for supplying feed water to a reverse osmosis membrane filter when the filter housing is connected to the connector, a second path for supplying water purified by the reverse osmosis membrane filter to the outflow hole, and a third path for supplying concentrated water to the concentrated water discharge path.

In a combination including a pitcher-type water purifier and its purification cartridge, which can adsorb and eliminate chemical substances such as chlorine from raw water, eliminate bacteria, and prevent propagation of bacteria and provide safe purified water in a short period of time, even when the purified water has been stored for a long-period time, the pitcher type water purifier contains a casing divided into upper and lower parts as a raw water reservoir portion and a purified water reservoir portion, and has a purified water pouring opening in the purified water reservoir portion; and the purification cartridge has a raw water inlet in an upper face thereof and a purified water outlet in a bottom face, and adsorbent is filled in an upper layer of an interior thereof and hollow fiber membranes are filled in a lower layer thereof at an opening rate σ of 25-58%.

The invention discloses a solar water purifier based on interface solar photo-thermal conversion, which comprises a solar interface evaporator and a distilled water collector, the solar interface evaporator comprises an open water storage tray and a light absorber with high photo-thermal conversion efficiency, the light absorber is of a double-layer structure and is formed by compounding an upper-layer photo-thermal conversion material and a lower-layer thermal insulation material, and a dust-free cloth is arranged between the upper-layer material and the lower-layer material. During use, it needs to be guaranteed that the dust-free cloth can continuously make contact with the liquid level in a water storage disc, so that it is guaranteed that enough water is conveyed to the surface of thelight absorber to guarantee continuous evaporation. Only solar energy is used as driving energy, other energy sources are not consumed, meanwhile, the problem of replacement of a filter element of aconventional water purifier is avoided, and the device has the advantages of being portable, low in price, high in water purification efficiency and the like and can be stably applied to seawater desalination, sewage treatment and outdoor drinking water purification for a long time.

The invention discloses a ceramic filter element water purifier without disassembly and washing. The water purifier mainly comprises a base, a ceramic filter element, a washing assembly and an outer shell cylinder. The technical scheme mainly comprises: the washing assembly is changed to be arranged between the outer shell cylinder and a ceramic filter cylinder instead of being arranged in a well-known ceramic filter cylinder cavity, and the washing assembly is in a linkage mode with a transmission shaft leading to an external rotary knob, and a filter element washing assembly provided with a brushing strip or a brushing roller is constructed; tap water required to be purified goes into the cavity from the outer surface of the ceramic filter element, and the ceramic filter element can bear greater a tap water pressure; the inner side of a tap water inlet on the base is provided with a jet nozzle, so that the pollution discharge effect is better after washing; and water seal adopts a structure of connecting a rubber sleeve with the base, and thus the sealing effect is further improved.

The invention relates to a water purification structure used as water purifier comprising a plurality of water purifying tanks, brackets and rotating shafts with corresponding number to the purifying tanks; wherein each water purifying tank is provided with at least one filter element; a water injection nozzle and a water conveyance nozzle are arranged on the upper end of the water purifying tank; each rotating shaft can be rotation limited on a bracket and be provided with an inhalant canal and an exhalant canal. The water purifying tanks are arranged on the corresponding rotating shafts and the water injection nozzles of the water purifying tanks are communicated with the inhalant canals of the rotating shafts; the water conveyance nozzles are communicated with the exhalant canals of the rotating shafts. The upper ends of the inhalant canals and the exhalant canals of the rotating shafts are all connected with flexible water hoses; the inhalant canals and the exhalant canals between the adjacent rotating shafts are communicated through the flexible water hoses. When the water purifying tank or the filter element needs replacement, the water purifying tank just need be moved outward for an angle. As the barrier at the bottom of the water purifier casing for assembling the water purification structure are avoided, the water purifying tank can be taken out from the lower part.

The invention relates to a wastewater treatment and reuse process, which comprises the following steps: collecting sewage into an adjusting tank; transporting the sewage after being subjected to aeration agitation by using compressed air into an ozone mixing tank for further oxygenolysis; transporting the sewage into an ozone air floating water purifier for coagulation reaction again; then automatically decomposing ozone in a middle water tank; degrading organic matters in the sewage in a BAF biological filter tank; adding the sewage after being degraded and subjected to hybrid reaction with the ozone and medicaments in a pipeline blender into a floating sand filter; enabling a flocculent in the water after being entrapped by the foliating sand filter to flow into a water purifying storage tank for collection and production use; and coating the surface at the inner part of the ozone mixing tank and the surfaces of accelerant filling materials with nanometer titanium dioxide, so as to increase the contact area of the titanium dioxide and ultraviolet light and improve the oxidation effect; OH is generated by an ultraviolet ray and the ozone, and the strong oxidizing property thereof oxidizes difficultly decomposed macromolecular substances in the water into simple micromolecular substances.

The invention relates to water treatment industry, in particular to the depth-type filtration and purification of drinking water. The invention discloses a water purifier having backwashing, comprising an engine seat and a filter element, wherein, the engine seat also internally comprises a dual-interface waterway switcher which is composed of an upper disc, a middle disc and a lower disc that are respectively provided with a water switching hole, and a gland cover; the gland cover are contacted and matched with the upper disc, the middle disc and the lower disc as well as the engine seat; the waterway switcher has 4-8 equivalent switching positions, and the water switching hole of the upper disc is respectively communicated with A and B independent waterway channels; the middle disc together with the upper and the lower discs and the engine seat forms a sealing inner cavity communicated with a C waterway channel and can rotate to simultaneously seal and switch the two switching interfaces; the communication relation among the water switching holes of the three discs can be changed along with the rotation of the middle disc. The water purifier has the advantages of simple and practical structure, low cost, easy control of the assembling quality and good effect on backwashing.

The invention discloses a water purification device with multiple parallel filter elements. The water purification device comprises a base, a cartridge body fixedly connected to the base, a plurality of filter element components mounted between the cartridge body and the base, brush components mounted on the outer sides of the filter element components, and driving mechanisms mounted on the filter element components and used for driving the brush components and the filter element components. The water purification device with multiple parallel filter elements is capable of completely washing ceramic filter elements; the dirt is accumulated in a conical groove; the water flushes the sludge out of a water purifier when turning on an undrinkable water outlet faucet; the purpose of automatically washing the ceramic filter elements by means of power generated by water pressure can be achieved; driving clamping teeth are formed in one part of an incomplete gear; when the driving clamping teeth of the incomplete gear and driven clamping teeth are meshed for rotating; the driven clamping teeth only drive the brush components corresponding to the driven clamping teeth to clockwise rotate and wash the ceramic filter elements, so that the purpose of not excessively washing the ceramic filter elements can be achieved.

The invention relates to the water treatment industry, in particular to drinking water filtration, and discloses a water purifier with an upper control bin and a lower filtering inner container bin and supporting filtering inner containers. The water purifier comprises the filtering inner containers and filtering inner container fastening devices. A water passing pipeline connected with the filtering inner containers in series is connected with a water inlet and a water outlet of a base to form a filtering channel. The water purifier further comprises a U-shaped filtering inner container cavity containing the filtering inner containers, a big bin cover, a small bin cover, a big cover fastening device and a small cover fastening device. The big bin cover is either of a movable cover structure or of a turnover cover structure, and is connected with an upper port of the U-shaped filtering inner container cavity containing the filtering inner containers through the big cover fastening device in an up-and-down matched mode to form the lower filtering inner container bin. The small bin cover is either of a movable cover structure or of a turnover cover structure, and is integrally connected with the big bin cover through the small cover fastening device to form the upper control bin. The filtering inner containers with limit structures are arranged in the U-shaped filtering inner container cavity, wherein the filtering inner containers are separated from the base after the big bin cover is opened and the filtering inner container fastening devices are disengaged; or the filtering inner containers are arranged in a filtering inner container hole rack of the big bin cover, wherein the filtering inner containers are separated from the base after the small bin cover is opened and the filtering inner container fastening devices are disengaged.

To provide a water purifier containing: a diluting unit configured to bring targeted water into contact with a nonvolatile compound-containing aqueous solution via a semi-permeable membrane to separate water from the targeted water by the membrane, and to dilute the nonvolatile compound-containing aqueous solution with the separated water; a separating unit configured to heat the diluted aqueous solution so as to separate water vapor from the diluted aqueous solution, and to obtain the concentrated aqueous solution; a condensing unit configured to cool the separated water vapor to generate water; an evaporating unit configured to collect, as purified water, part of the generated water, and to evaporate the rest of the generated water under the reduced pressure to obtain water vapor; and an absorbing unit configured to allow the concentrated aqueous solution obtained by the separating unit to absorb the water vapor obtained by the evaporating unit.

The invention discloses a remediation agent for heavy metal contaminated soil of a mining area and a preparation method of the remediation agent. The remediation agent is prepared from ceramic powder, a biomass carbon material, a phosphate-containing material, silicon micropowder, organic fertilizer and calcium oxide and/or calcium hydroxide, wherein the ceramic powder is prepared from discarded ceramic filter elements of water purifiers through the steps of acid soaking, flushing and grinding, and the biomass carbon material is prepared from wood residues, straw and dry branches and fallen leaves through anoxic high-temperature burning. The powder prepared from the ceramic filter elements is large in specific surface area, is provided with functional groups on the surface, has high adsorptivity, caking property, suspension property and cation exchange capacity and has a good binding effect on heavy metal cations in the soil; the biomass carbon material can effectively bind heavy metal and achieve complexing of the heavy metal on the surface groups and inside pore channels; the organic fertilizer can provide nutritional elements and can further achieve complexing of the heavy metal elements; the remediation agent is low in cost and can stabilize and passivate the heavy metal and can further supplement the fertility of the soil.

The present invention relates to a water purifier having a non-drinkable water inlet (I) and a drinkable water outlet (O1), and comprising at least a boiler (8) having a water inlet and a steam outlet, a fluids separating filter (5) operating by flow and float, having an inlet and an outlet, and a heat exchanger (4) adapted to exchange heat between a first and a second separated fluid flows, having an inlet and an outlet for a first water flow to be heated as well as an inlet and an outlet for a second water flow to be cooled; the non-drinkable water inlet (I) is coupled to the first flow inlet of the heat exchanger (4), the first flow outlet of the heat exchanger (4) is coupled to the inlet of the fluids separating filter (5), the outlet of the fluids separating filter (5) is coupled to the inlet of the boiler (8), the outlet of the boiler (8) is coupled to the second flow inlet of the heat exchanger (4), the second flow outlet of the heat exchanger (4) is coupled to the drinkable water outlet (O1).

The invention discloses an efficient multifunctional water purification filter which is provided with a shell, wherein the shell is provided with a water inlet and a water outlet; the top in the shell is provided with a water feeding cavity; the water feeding cavity is connected with the water inlet; the bottom in the shell is provided with a water collection cavity; the center of the shell is vertically provided with a central filtering body; the central filtering body is provided with a central pipe body; the inner cavity of the central pipe body forms an inner-layer runner; the bottom of the inner-layer runner is communicated with the water collection cavity; the top of the inner-layer runner is connected with the water outlet on the shell; center filter material is filled in the inner-layer runner; an outer-layer runner is formed between the central filtering body and the inner wall of the shell; the outer-layer runner is divided into continuous spiral filtering paths by a spiral diaphragm; the continuous spiral filtering paths go upwards and are communicated with a water feeding chamber and are downwards communicated with a water collection chamber; and outer layer filter material is filled in the continuous spiral filtering paths. The efficient multifunctional water purification filter has a longer flow path, can continuously perform the action of filter material, service life is prolonged, cost can be saved, the performance of the filter material is improved and filtering effect is enhanced.

The invention relates to an intelligent water storage tower with a water purification function, which mainly comprises a stainless-steel storage water tank, a liquid level detector, a water purification filtering device, a water quality detector, an intelligent controller, a booster pump, an electromagnetic valve and conducting wires, wherein the liquid level detector is arranged in the stainless-steel storage water tank; the water purification filtering device is arranged at the lower part of the stainless-steel storage water tank; the water quality detector is arranged at the bottom of the stainless-steel storage water tank which is used for accommodating purified water; signals detected by the liquid level detector and the water quality detector are transmitted to the intelligent controller through the conducting wires; and the intelligent controller displays water level and water quality information in a real time manner, and controls the external electromagnetic valve to open the booster pump, so as to automatically feed water to the stainless-steel storage water tank or supercharge outlet water. A user can take kitchen water and potable water from a purified water outlet at the bottom of the stainless-steel storage water tank, and take water, which is not needed to be purified, for cleaning from a water outlet on the upper surface of the filtering device.