110 results about "Portable water purification" patented technology

An Ultraviolet-C (UVC) based portable water purification system employing a novel array of baffles increases the efficiency per unit energy of irradiating UVC light in the eradication of pathogens in the water. Closed loop feedback allows monitoring the application of UVC light power to ensure high levels of pathogen eradication. This system is capable of eradicating a wide range of waterborne bacteria, viruses, protozoa, helminthes, yeast, and mold found in natural freshwater sources worldwide. By adding pre- or post-filters, the system can remove harmful organic compounds, pesticides, inorganic compounds and heavy metals from the water. The system can also be used to eradicate pathogens in fluids other than water. As a feature of this invention, a communications systems that can reach geographically dispersed populations at low cost without the need to install costly wired communications infrastructure is combined with and powered by the water purification system. In one embodiment, a packet radio system is provided to create nodes in a wireless mesh communications system to provide voice, data, video and internet communications using an array of the water purifiers to create a wireless mesh network.

A self-contained, portable water purification system, including (a) an ozone supply, (b) an ozone contact chamber for mixing a contaminated or potentially contaminated water stream with ozone generated by such ozone supply, (c) an ozone destruction unit for destructing ozone contained in the water stream and converting said water stream into an oxygen-rich and ozone-depleted water stream, and (d) a downstream biologically active carbon filter, for receiving such oxygen-rich and ozone-depleted water stream and biologically destructing at least a portion of contaminants contained therein.

A portable water purification system comprises a micro particle filtration device and a portable batch treatment tank, receivable together within a portable container along with an intake and hoses for interconnection therebetween. A support structure is arranged to suspend plural filter housings of the micro particle filtration device therefrom in use, while being collapsible for storage in the container also. The batch treatment tank is expandable from a stored position within the container to a usable position plural times a volume of the container. A pump for pumping water from the intake, through the filtration device and into the batch treatment tank is provided on a portable frame separate from the container. The system is thus arranged to both mechanically remove cysts in the filtration device and chemically treat batches of water in the batch treatment tank for an elapsed period of time for purifying water from a variety of sources while remaining manually portable.

A portable water purification device includes a base, a fixed sleeve, a tube, a filtering unit, and a movable sleeve. The base includes a channel for providing filtered liquid. The fixed sleeve is fixed on the base and includes a first peripheral wall and a first axial hole. The tube on where the filtering unit is mounted is secured on the base and held in the first axial hole to define a penetrated hole communicating with the channel. The movable sleeve is mounted on an external surface of the fixed sleeve, and slid between a first position away from the base and a second position adjacent to the base. The movable sleeve includes a second peripheral wall and a second axial hole whereby the first axial hole communicates with the second axial hole to define a containing room when the movable sleeve is located on the first position.

Liquid purifying apparatus integrating a filter assembly and an ultraviolet light disinfection assembly that are suitable for portable water purification are described. A first apparatus includes a container, a cap assembly including a filter removably coupled to a first opening of the container and a disinfection assembly coupled to a second opening of the container and adapted to emit UV light to disinfect liquid in the container. A second apparatus includes upper and lower reservoirs, a filter assembly between the reservoirs, a disinfection assembly coupled to an opening in the lower reservoir and adapted to emit UV light to disinfect liquid in the lower reservoir and a spout in fluid communication with the lower reservoir.

The invention belongs to the field of outdoor articles and particularly relates to a filtering core and a water purification cup with the filtering core. The filtering core is composed of four layers of filtering layers which respectively comprise a loaded silver-containing mesoporous molecular sieve active carbon fiber filtering layer, an organic ion loaded zeolite and nano metal cluster material compound filtering layer, a chitosan medical stone compound filtering layer and a ceramic alkaline sphere filtering layer from top to bottom. The structure of the portable water purification cup with the filtering core and capable of heating comprises an upper cup body and a lower cup body; the portable water purification cup is small in volume, strong in water purification capability and convenient to use, and can meet the requirements on clean drinking water by people under the precondition of completely relieving the load of the people.

A water purification system includes one or more germicidal UV light sources that operate within an amplifying chamber that contains a given amount of fluid as a batch or as flowing through the chamber at any given time. The amplifying chamber has a highly reflective inner surface that redirects the germicidal UV light that reaches the highly reflective inner surface back through the fluid simultaneously in substantially all directions. A power source drives the one or more UV light sources to provide to the fluid contained within the amplifying chamber a fraction of the total UV energy that is required to purify the given amount of fluid. The amplifying chamber repeatedly redirects the UV light that reaches the highly reflective inner surface back into the fluid, to provide a dose required to purify the fluid.

A portable water purifier comprises an elongated column having a series of separable sections secured together in end-to-end relationship. Each separable section includes two or more sets of threads that permit the respective sections to be secured together in end-to-end relationship and further enable the individual sections to be reordered. A pair of spaced apart screens is disposed in each section. Defined between the screens is an area for receiving a water treatment composition. The water treatment composition can comprise a variety of materials contained within a porous container disposed between the pair of screens in the respective sections of the column.

A portable water purification system and method of operation of the system is disclosed that may comprise a container defining a water purification chamber; a plurality of UV generating light sources distributed in the purification chamber of the container; and a portable power source electrically connected to the light sources, and adapted to convert kinetic energy to electrical energy to provide to the light sources. The portable power source may be adapted to be driven by human motive power to provide the kinetic energy. The purification system may comprise a filling opening to the container; and a filter intermediate the filling opening and the chamber adapted to remove turbidity from the water entering the water purification chamber through the filling opening. The portable power source may comprise a hand-cranked electrical generator. The UV light sources may produce UV light in a wavelength band selected to effectively deactivate all harmful biological water contaminants, and produce UV light in a dosage sufficient to effectively deactivate all harmful biological water contaminants.

A portable water-purification system includes a container for holding a liquid and an ultraviolet light source configured for immersion in the liquid. The ultraviolet light source is a straight low-cost tube controlled by electronic circuitry for providing hot-cathode striking at a relatively low voltage using a fly-back inductor. The operation of the water purification system is controlled by a micro-controller within the electronic circuitry.

The invention belongs to the technical field of water treatment, and particularly relates to a portable water purifier suitable for use after an earthquake disaster, which consists of a melt-blown fiber filter element, a KDF active carbon filter element, a compression active carbon filter element, an AgO active carbon filter element, a tourmaline filter element, upper part filter element shells, a filter element carrier plate and lower part filter element shells, wherein the two upper part filter element shells recline on one side of a vertical plate of the filter element carrier plate; the three lower part filter element shells are positioned below a horizontal plate of the filter element carrier plate; the tourmaline filter element and the Ag4O4 active carbon filter element are placed in the two upper part filter element shells respectively; the melt-blown fiber filter element, the KDF active carbon filter element and the compression active carbon filter element are placed in the three lower part filter element shells respectively; and the tops of the three lower part filter element shells are connected with the tops of the two upper part filter element shells through a pipeline. The portable water purifier has the high filter accuracy, filters bacteria and harmful substances such as iron rust, colloid, suspended substances, macromolecular organic matters and the like in water completely, and simultaneously, retains beneficial mineral substances and trace elements in the water; the portable water purifier has a high water yield and a high water utilization rate; and the main advantages of the portable water purifier lie in no need of electricity, little weight and convenient carrying and use.

The invention relates to a portable water purifier. A direct current water pump, a first filter, a second filter, an ultrafiltration membrane filter, a nanofiltration membrane filter and a drinking water tap are further sequentially arranged through a pipeline according to the water flow direction, wherein the direct current water pump is connected with a water tank for providing a water source through the pipeline and a low-pressure switch arranged on the pipeline, a vehicle washing water gun is further connected on a water outlet pipeline of the second filter through a high-pressure switch, and a domestic water tap is further connected on the water outlet pipeline of the ultrafiltration membrane filter. The portable water purifier provided by the invention can be used as a live helper capable of obtaining various different water qualities. The portable water purifier can purify a natural water body by sand filtration and activated carbon filtration treatment for washing vehicles or as reclaimed water for wiping floors and the like and can produce two types of water with different water qualities of domestic water. In the case of washing clothes and cooking, the water produced by ultrafiltration can meet the requirements. In the case of needing drinking water, the water can be purified through a nanofiltration membrane to achieve the drinking requirements; and furthermore, relative to a reverse osmosis (RO) membrane, the portable water purifier has the advantages of high water production, energy conservation and low cost.

In some embodiments, a portable water purification and storage reservoir apparatus may comprise a flexible exterior shell comprising a first chamber configured to hold a volume of water and a second chamber configured to hold a volume of water. The first chamber may be positioned within the flexible exterior shell and may comprise a filling aperture. The second chamber may be positioned within the flexible exterior shell with a flexible divider separating the first chamber and the second chamber. A water filter may be configured to communicate fluid from the first chamber into the second chamber through the divider. A fluid outlet may be configured to allow water to be released from the second chamber and out of the apparatus.

A portable water purifying apparatus, including a shell and a hollow, elongated chamber. The apparatus includes a first opening that feeds into this chamber, through which the user draws contaminated water into the chamber, and a second opening for removing purified water from the chamber. Purification of the contaminated water drawn into the apparatus is effected by water purification media, which may include an ultrafiltration membrane; a halogenated resin; and granulated, activated carbon. The apparatus may also include one or more cleanable, removable, replaceable cartridges for containing the water purification media.

There is disclosed a device adapted to provide water purified to human consumption level, and arranged for connection to a water supply. The device comprises a water purifier, a container for purified water and connections between the water purifier and the purified water container, The water purifier includes a filtering system that removes particles present in water to be purified as well as any undesirable adsorbable material, The filtering system is in fluid communication with the water supply on the one hand, and the container, on the other hand. The device also includes an ozone generator and a venturi for injecting ozone into filtered water downstream of the filtering system, but before introduction of the purified water into the container. A pump is arranged to draw water from the water supply, to feed same to the filtering system, and thereafter to the container. The container includes a bottle adapter imperviously mounted on the container and adapted for introducing purified water into the container as well as for recycling purified water to the water purifier, back to said container. An ozone destruction unit is provided to remove excess ozone that may escape from the purified water and controls are provided to operate the device.

A hand portable water purification system including: a cold plasma ozone generator having two spaced apart parallel electrodes for generating ozone; a Venturi injector providing partially ozonated contaminated water; a first and a second reactor tank, each tank in fluid communication with the Venturi injector and the cold plasma generator, wherein the first reactor tank fills with partially ozonated contaminated water provided by the injector, and while being filled, is further ozonated until purified water is obtained and concurrently previously purified water is emptied from the second reactor tank; a low wattage power source for providing power to the system; and a microprocessor/controller for controlling in real time the amount of ozone produced by the generator and for controlling a series of valves. The valves are opened and closed according to a predefined sequence. A method for use of the portable water purification system is also provided herein.

The invention provides a portable water purifier. A water filtering barrel for water purification is provided with a water filtering core, and a flexible water capsule for supplying water for the water filtering barrel is connected with a water filtering inlet on the upper part of the water filtering barrel, and the top part of the flexible water capsule is provided with a water inlet with sealing cover, and the bottom of the water filtering barrel is provided with a water purifying outlet. When the purifier is used, water needed to be treated is injected from the flexible water capsule water inlet, and water can be squeezed into the water filtering barrel by squeezing the flexible water capsule for filtering treatment with the filtering core, and then the water is discharged from the water purifying outlet. The invention has a small compact structure, and is suitable for carrying in the field and acquiring drinking water for standby.

The portable pen-type water purifier includes a shell, a water inlet pipe and a water outlet pipe connected to the shell, and non-woven fabric, active carbon and ultrafiltering film set inside the shell successively. It is preferably to set one casing outside the water outlet pipe, and casing is provided with a holding part for the portable pen-type water purifier to be carried onto clothing or other taken article. The portable pen-type water purifier has fast water purifying process and high drinking water safety.

The invention discloses a portable type water purifier which comprises a bamboo tube shell, a primary filter device and a fine filter device, wherein the primary filter device and the fine filter device are arranged in the bamboo tube shell, and the primary filter device is positioned on the upper part of the fine filter device; the primary filter device sequentially comprises a hollowed-out partition plate, a bamboo fiber plate and an active carbon accommodating cavity from top to bottom; the hollowed-out partition plate and the bamboo fiber plate are pressed in the bamboo tube shell and tightly fitted with the bamboo tube shell, and the active carbon accommodating cavity is internally filled with active carbon; the fine filter device is an ultrafiltration hydrophilic film comprising a film shell and internal membrane fibers; and the internal membrane fibers are filled in the film shell and bonded with the film shell. The portable type water purifier can effectively remove poisonous and harmful substances in water and is convenient to carry and suitable for outdoor use.

The invention discloses a portable water purifier and water purifying, back washing and packing replacing methods and belongs to drinking water treatment. The portable water purifier comprises a water drawing part and a filtering part; the water drawing part comprises a feedwater barrel, and an inner thread is arranged in the lower end of the feedwater barrel; the filtering part comprises a packing barrel opened in two ends, each of two ends of the packing barrel is provided with a double-end stud, and one of the double-end studs is matched with the inner thread of the feedwater barrel while the other one is connected with a tail hood with a water outlet. By the arrangement, structure of the packing barrel is purified, packing can be backwashed on the basis of meeting requirements of water purification, change frequency of the packing is lowered, service time of the packing is prolonged, utilization rate of the packing is increased, and replacement of the packing is much easier; with the method, sewage can be purified to drinking water standards by the aid of the water purifier; washing of the packing of the water purifier can be realized through the back washing method, and service time of the packing is prolonged; the packing can be easily and rapidly replaced with the packing replacing method.