Coiling type reverse osmosis membrane element with even water distribution

The invention discloses a coiling type reverse osmosis membrane element with even water distribution. In the coiling type reverse osmosis membrane element, a central pipe is positioned in a inflow runner, and a plurality of water inlet holes opposite to the inflow runner are distributed on a pipe body; and a reverse osmosis membrane is provided with a concentrated water outlet communicated with the inflow runner at the circumferential surface of the coiling type reverse osmosis membrane element and provided with a pure water outlet communicated with a water producing runner on at least one end surface of the coiling type reverse osmosis membrane element by seal processing. The coiling type reverse osmosis membrane element with even water distribution has the advantages of improvement of the water flow rate on the membrane surface, reduction of the concentration polarization on the membrane surface and reduction of the pollution speed of a coiling type membrane element for prolonging the ...

Spiral wound film element

The invention relates to a spiral wound film element, which comprises a central water collecting pipe, sealant, a separation diaphragm, water producing guide cloth and water inlet guide cloth. The spiral wound film element uses multi-folding of the integral separation diaphragm to form a plurality of film blades so as to enlarge the effective film area of the film element, reduce the use of the sealant and achieve the aims of increasing the water yield and reducing the cost.

Filter core and film element thereof

The utility model discloses a filter core and film element thereof, the film element is made including rolling up the basic diaphragm of film element, the basis diaphragm has that relative first minorface side is inclined with the second minor face, relative first long avris and the long avris of second, just the basis diaphragm has relative first face and second face, basis diaphragm shaping isthe raw water runner and water purification runner of interval arrangement, and the raw water only can pass the first face of basis diaphragm arrives the second shape of face of basis diaphragm becomes the water purification, the film element is when filtering, and the raw water certainly the first long limit of basis diaphragm flows into the raw water runner passes behind the diaphragm of basis,get into water purification runner, and warp flow out in the long limit of second of basis diaphragm. The utility model provides a filter core and film element thereof has increased the throughput offilm ...

Filtration apparatus

The utility model discloses a filtration apparatus, it includes: the membrane shell, the separator, the separator has the ion transmission, the separator will first cavity and second cavity are kept apart by the membrane shell, the film element, it is arranged in in the first cavity, the first electrode, it sets up in the first cavity, the second electrode, it sets up in the second cavity. The first electrode with the second electrode respectively with the two poles of the earth of power intercommunication, first cavity with the second cavity fills under the watery attitude, the first electrode with form the electrolytic bath between the second electrode. The utility model adopts the above structure, adopt sour water and/or alkaline water to rinse the film element, the inorganic salt crust thing among the reverse osmosis membrane technology can be got rid of in the pickling, and the organic salt crust thing among the reverse osmosis membrane technology can be got rid of in the alkali cleaning ...

Buchner funnel of filter paper can conveniently cut

The utility model provides a buchner funnel of filter paper can conveniently cut, buchner funnel include barrel (1), the funnel body (2), barrel (1) and funnel physically (2) locate to be equipped with filter (3) of placing filter paper, a serial communication port, the top edge inboard of barrel (1) set up metal annular section (4), hard cut into slices the impression on buchner funnel's filter paper with the annular, it has obvious impression vestige to enable filter paper, and the user can conveniently cut the filter paper that is suitable for this funnel use along the impression vestige. The utility model discloses convenient to use can reduce and uneven or even tailor the probability of failure tailorring the used filter paper of buchner funnel edge, practices thrift filter paper.

Membrane element and water treatment device

The invention relates to a membrane element and a water treatment device. The membrane element comprises membrane pieces, a water inlet electrode and a pure water electrode, wherein the water inlet electrode and the pure water electrode are respectively connected with two poles of a power supply. The membrane element is characterized in that the pure water electrode is arranged on a pure water side of a membrane piece on the outermost side of the membrane element, and the water inlet electrode is arranged on a water inlet side of a membrane piece on the outermost side of the membrane element. The water treatment device comprises the membrane element.

Filter device and washing method therefor

Provided are a filter device and a washing method therefor. The filter device comprises a membrane housing (1); a spacer (2) having an ion transmittance and separating the membrane housing (1) into a first chamber (11) and a second chamber (12); a membrane element (6) disposed in the first chamber (11); a first electrode (4) disposed in the first chamber (11); and a second electrode (5) disposed in the second chamber (12). The method comprises respectively connecting a positive electrode and a negative electrode to the first electrode (4) and the second electrode (5), such that the first electrode (4) and the second electrode (5), water in the first chamber (11) and water in the second chamber (12) form an electrolytic cell, thus generating acidic water or alkaline water in the first chamber (11). The acidic water and/or the alkaline water are/is used for washing the member element.

Close measuring device of digital display formula mud

The utility model provides a close measuring device of digital display formula mud, belongs to the electronic measurement technique field, including the base, the base is the cuboid, the fixed elevating system that is equipped with on the base, elevating system's lift end fixed connection density appearance, the fixed couple that is equipped with of measuring junction of density appearance, the float suspends on the couple in midair. The utility model discloses simple structure, convenient to use, the measuring speed is fast, satisfies the measurement of the density of petroleum industry mud completely.

Digital result display method of mountain pipeline and carrier system

The invention relates to the technical field of digital pipeline construction, in particular to a digital result display method and a carrier system for mountain pipelines, on one hand, a pipeline model of each pipeline and a station yard model of each station yard in the mountain pipelines can be visually displayed, and on the other hand, images including the mountain pipelines are processed to obtain digital results of the mountain pipelines. The mountain terrain model used for reflecting geographic information around the mountain pipeline can be obtained, and the running states of the mountain pipeline under different terrain parameters and different production parameters are simulated, so that an enterprise can determine risks of various dangerous geological disaster conditions such as landslide, debris flow and ground collapse according to the mountain terrain model; and data support is provided for an enterprise to accurately formulate geological disaster prevention and control measures ...

Filter device and washing method thereof

The invention discloses a filter device. The filter device comprises a membrane shell, an isolation member, a membrane element, a first electrode and a second electrode, wherein the isolation member has ion transmittance, and the membrane shell is divided by the isolation member into a first chamber and a second chamber; the membrane element is arranged in the first chamber; the first electrode is arranged in the first chamber; the second electrode is arranged in the second chamber. The invention relates to a washing method of the filter device. The washing method comprises the steps of respectively connecting a positive electrode and a negative electrode of a direct-current power supply to the first electrode in the first chamber and the second electrode in the second chamber, enabling the first electrode and the second electrode at two sides of the isolation member as well as water in the first chamber and the second chamber to form an electrolytic cell, and generating acidic water or ...

Reverse osmosis type water filter

Cold and hot water drinking machine

Film element and water treatment facilities

The utility model relates to a film element and water treatment facilities. The film element has the diaphragm, intake electrode and pure water electrode, the two poles of the earth that electrode and the pure water electrode of intaking was connected respectively, its characterized in that: be located the pure water electrode is established to the film element pure water side of the diaphragm in the outside, lies in the electrode of intaking is established to the film element side of intaking of the diaphragm in the outside. Water treatment facilities includes the film element.

Film element and filter core

The utility model discloses a film element and filter core, wherein, the film element includes: a filtering component, a filtering component includes that first center tube and the system of rolling up are in a membrane unit in the first center tube outside, the 2nd filtering component, the 2nd filtering component includes the second center tube, and the system of rolling up is in the 2nd membraneunit in the second center tube outside, a filtering component sets up the inboard of second center tube, the second center tube be equipped with with the second pure water water conservancy diversionpassageway of the 2nd membrane unit's pure water outlet intercommunication, second pure water water conservancy diversion passageway with the inboard of second center tube is kept apart, the 2nd membrane unit's wastewater outlet with a membrane unit's raw water entry intercommunication. The utility model discloses a film element and filter core, its filtration membrane's the face velocity of flowand ...