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68results about How to "Less flushing" patented technology

High-flux high-dirt-holding-capacity filtering element and preparation method thereof

The invention discloses a high-flux high-dirt-holding-capacity filtering element, which comprises a filtering medium layer (3), a central tube (2), a shell (1) and upper and lower end covers (10, 11), wherein the filtering medium layer (3) is folded into an arc-shaped fold and then encloses the central tube (2), and the whole is cylindrical; the shell (1) is sleeved outside a cylindrical filtering medium; the filtering medium layer comprises a filtering layer (3b) and plastic net layers (8) which are positioned on two sides of the filtering layer; the filtering layer consists of at least two layers of filtering materials (3d); and the upper and lower ends of the central tube (2) and the shell (1) are fixedly connected with the upper and lower end covers. A high-flux folding filtering element is wide in runner, relatively low in fluid resistance, and more uniform in flow distribution of water inlet and outlet ends of the filtering element. Compared with the conventional W-shaped linear fold designing filtration membrane, the high-flux folding filtering element is improved by over 30 percent in terms of filling density, large in filtering area, high in total dirt-holding capacity and long in service life of the filtering element.
Owner:浙江瑞普环境技术有限公司

Longitudinal whirlwind food purifier

The invention discloses a longitudinal whirlwind food purifier, and relates to the technical field of a food cleaning device. The food purifier provided by the invention comprises a rack part, a control part, an air pump device and a water accelerant device, wherein an upper panel is arranged at the upper part of the rack, a rinse tank is arranged below the upper panel, a filter screen is arranged at the bottom of the rinse tank, the water accelerant device is arranged below the filter screen, a protective screen covers on the water accelerant device, a water discharging port is arranged at the bottom of the rinse tank, a water inlet pipe is communicated with the rinse tank by an electromagnetic valve, a water level control contact is arranged at the upper part of the wall of the rinse tank, one side of the rinse tank is the wall of an arc groove, an aeration tube is arranged below the wall of the arc groove, one side of the rinse tank, opposite to the wall of the arc groove, is communicated with a foam discharging groove by a foam discharging port, and an air pump is communicated with the aeration pipe at the bottom of the wall of the arc groove in the rinse tank by an air inlet pipe and a water returning prevention bend. The longitudinal whirlwind food purifier provided by the invention has the effects of disinfection and removal of residual pesticide, and is used for purifying food.
Owner:CHINA NAT FOOD PURIFICATION TECH BEIJING CO LTD

Lateral flow type reverse osmosis filter

The invention discloses a lateral flow type reverse osmosis filter to solve a series of problems of incomplete utilization of membrane elements, imbalance of utilized areas of the membrane elements, low raw water introduction efficiency, slow filtering speed and unsatisfactory filtering effect in the prior art. The lateral flow type reverse osmosis filter for solving the problem is mainly characterized in that a purified water channel and a concentrated water channel are arranged at the center of the filter, the purified water channel is communicated with a purified water outlet, the concentrated water channel is communicated with a concentrated water outlet, membrane elements wind around the purified water channel and the concentrated water channel to form a reverse osmosis filter element, a produced water flow channel spirally extending to the center is formed between two adjacent membrane elements, the membrane elements positioned on the sidewall of the reverse osmosis filter element form a raw water inlet communicated with the produced water flow channel, a raw water accommodating chamber is formed between the outer side of the reverse osmosis filter element and the inner sideof a shell, and the raw water inlet is communicated with the raw water inlet through the raw water accommodating chamber. The lateral flow type reverse osmosis filter is mainly used for reverse osmosis purification of water.
Owner:JOYOUNG CO LTD

Multifunctional water sample collector

PendingCN109357917AEasy posture controlEasy to operateWithdrawing sample devicesEngineeringBottle
The invention discloses a multifunctional water sample collector, comprising a closed box body. A rechargeable battery and a water pump are fixed in the cavity of the box body. The water pump is driven by a first direct current motor. A water inlet of the water pump is connected with a water inlet pipe, and a water outlet of the water pump is connected with a water outlet pipe. The water inlet pipe is connected with a corrugated pipe after hermetically passing through a bottom plate of the box body. The water outlet pipe is connected with a conveying hose. The free end of the conveying hose can be screwed into a set of sample bottles that can collect different types of samples. Telescopic rods are symmetrically arranged on the outer surface of the bottom plate of the box body and outside the corrugated pipe. The free ends of the telescopic rods are fixedly connected with a connecting plate. The free end of the corrugated pipe is fixedly connected to the middle of the connecting plate.The corrugated pipe can be driven by the two telescopic rods to extend and retract, and can be driven by two joint balls to form different angles with the bottom plate of the box body. A float is fixedly connected to the middle of the top plate of the box body. A fixed ring is arranged at the upper end of the float. A traction rope is tied to the fixed ring. The device is simple in structure and easy to assemble and disassemble.
Owner:山东省海洋资源与环境研究院

Belt type roller magnetic separator

The invention discloses a belt type roller magnetic separator. The belt type roller magnetic separator comprises a redirecting roller, a left machine frame, a conveying belt, a rain spraying gradient slurry dispersing sieve, a belt conveying bracket, a conveying belt lower carrier roller, an upper flusher, an electric roller and a right bracket and is characterized in that: a plurality of groove-shaped high-strength magnet carrier roller devices are arranged below the conveying belt on the upper layer. The high-strength magnet carrier roller devices can magnetize patterned belts completely above the devices, and iron powder in the slurry is sucked by the magnetized patterned belts and falls into pits of the patterned belts. After the patterned belts upstream enters a non-magnetic region, all the iron concentrate powder falls into an iron concentrate powder bank and are collected, so that the magnetic separation efficiency is greatly improved. The belt type roller magnetic separator has the advantages of large conveying quantity, high collecting capacity, capacity of reducing washing of slurry on the adsorbed iron powder, high magnetic separation efficiency, high yield, high iron powder adsorption capacity, resource saving, simple structure and easiness in assembly, and is ideal equipment for extracting iron concentrate powder through iron ore magnetic separation and tailings treatment.
Owner:周国发

Double-function food purifier

A double-function food purifier relates to food cleaning devices. A water catalyst generator is fixed at the bottom of a water tank and covered by a protective screen, the bottom of the water tank is provided with a water tank drain outlet, one side of the water tank is a longitudinal cyclone wall, the upper side of the water tank is an arc wall, foam outlets are formed on the upper portion of the other side wall of the water tank, a foam draining groove is connected to the outer side of the side wall of the water tank with the foam outlets, and a foam draining pipe is arranged at the bottom of the foam draining groove. Besides, an air pump is communicated with a longitudinal cyclone electromagnetic valve and an aeration electromagnetic valve through air inlet pipes respectively, the longitudinal cyclone electromagnetic valve is communicated with a longitudinal cyclone pipe on the lower portion of the longitudinal cyclone wall in the water tank through a longitudinal cyclone air inlet pipe which is provided with air outlets in row. The aeration electromagnetic valve is communicated with an aeration pipe at the bottom of the water tank through an aeration air inlet pipe which is provided with air outlets in row. The water tank drain outlet is communicated with a main drain outlet through a water tank drain pipe, and the foam draining groove is communicated with the main drain outlet through the foam draining pipe. The double-function food purifier is used for sterilizing foods and removing and purifying residue pesticides.
Owner:CHINA NAT FOOD PURIFICATION TECH BEIJING CO LTD

Traditional Chinese medicinal composition for preventing and treating sunburn and preparation method of cream thereof and cream thereof

The invention discloses a traditional Chinese medicinal composition for preventing and treating sunburn, a preparation method of cream thereof and cream thereof. The traditional Chinese medicinal composition comprises raw material components including seabuckthorn oil, coptis and baikal skullcap root according to a weight ratio of 200-400:30:30. The preparation method comprises the following steps of: preparing an oil phase from the seabuckthorn oil, a fat-soluble excipient and a fat-soluble emulsifier according to a ratio; proportioning the baikal skullcap root, the coptis, the fat-soluble excipient, the fat-soluble emulsifier and distilled water; crushing the baikal skullcap root and the coptis, adding a part of distilled water to soak the crushed materials, and performing ultrasonic extraction under the heating condition and filtering, and obtaining filtrate; adding other components in an aqueous phase and rest distilled water into the filtrate, and fully mixing to prepare an aqueous phase; and heating the oil phase and the aqueous phase on a water bath kettle respectively, and slowly pouring the aqueous phase into the oil phase with stirring for emulsification and thus, obtaining the traditional Chinese medicinal cream for preventing and treating sunburn. The prepared traditional Chinese medicinal cream has the combined functions of preventing and treating sunburn and is lower in cost.
Owner:THE FIRST AFFILIATED HOSPITAL OF THIRD MILITARY MEDICAL UNIVERSITY OF PLA

Dust detection cleaning device

The invention discloses a dust detection cleaning device. The device is provided with a machine, a detection device and a cleaning device are arranged on the machine in parallel; and a module transmission device is arranged between the detection device and the cleaning device; the detection device comprises a module transferring mechanism, a module moving mechanism, a location detection module, adust detection mechanism and a module bearing mechanism; the module transferring mechanism and the module bearing mechanism are arranged in parallel; the dust detection mechanism is arranged at one side of the module bearing mechanism; the module moving mechanism is vertically arranged above the module transferring module and the module bearing mechanism; the location detection module is arrangedon the module moving mechanism; the cleaning device comprises a dust removing device, the dust removing device and the module moving mechanism are arranged in parallel; the detection device, the cleaning device and the module transmission device are controlled through a central control device. The cleaning device disclosed by the invention has the advantages of being full-automatic in online dry cleaning and targeted fixed-point cleaning, low in water consumption, low in pollution and low in production cost.
Owner:深圳创视品川光学科技有限公司

Environment-friendly industrial sewage treatment pipeline cleaning and brushing device

The invention discloses an environment-friendly industrial sewage treatment pipeline cleaning and brushing device. The cleaning and brushing device comprises a machine frame. Two sets of supporting bases are slidably mounted at the top of the machine frame through two sets of first sliding blocks. Two sets of air cylinders connected with the supporting bases are symmetrically mounted in the middleof the machine frame through fixing plates. A clamp is mounted on a connecting frame. A servo driving device is transversely mounted at the top of the machine frame. A guiding block penetrates through the servo driving device and is slidably connected to the top of the machine frame through a second sliding block. A hydraulic device is mounted at the bottom of the guiding block through a connecting plate. A second cleaning brush comprises a second outer shell, a second electromagnetic valve and a second bristle brush. The second outer shell, the second electromagnetic valve and the second bristle brush are each of an arc-shaped structure. The second bristle brush is arranged on the outer side of the cambered surface of the second electromagnetic valve. The inner cambered surface and the outer cambered surface of a pipeline are cleaned and brushed simultaneously, the cleaning and brushing efficiency is improved, the cleaning and brushing device can adapt to cleaning and brushing of pipelines with different lengths, in addition, cleaning water consumption is reduced, and consumed water volume is reduced.
Owner:魏灿

Animal expiration device for MRI (magnetic resonance imaging) of lung hyperpolarization gas

The invention discloses an animal expiration device for MRI (magnetic resonance imaging) of lung hyperpolarization gas. The animal expiration device for the MRI of the lung hyperpolarization gas is characterized in that a computer is connected with a pressure sensor through an I / O (input / output) interface, one end of a gas circuit pipeline is connected with the pressure sensor, one end of a first electromagnetic valve is connected with a gas inflow port of a second electromagnetic valve, one end of the second electromagnetic valve is connected with a gas inflow port of a third electromagnetic valve, the second electromagnetic valve is respectively connected with a gas inflow port of a fifth electromagnetic valve and a gas exhaust port of a sixth electromagnetic valve, a gas exhaust port of the third electromagnetic valve is connected with a gas inflow port of carbon dioxide adsorbent, a gas exhaust port of the carbon dioxide adsorbent is connected with a gas inflow port of a forth electromagnetic valve, a mini vacuum pump is respectively connected with a gas inflow port of the sixth electromagnetic valve and a gas inflow port of a seventh electromagnetic valve, and a gas exhaust port of the seventh electromagnetic valve is communicated with the atmosphere. The animal expiration device for the MRI of the lung hyperpolarization gas is convenient to control, reduces time of exhaling the hyperpolarization gas of an animal lung, decreases the number of times of using the hyperpolarization gas to wash the animal lung, reduces anoxic time of an animal, and improves signal intensity of the hyperpolarization gas in the animal lung.
Owner:WUHAN INST OF PHYSICS & MATHEMATICS CHINESE ACADEMY OF SCI

MBBR (Moving Bed Biofilm Reactor) sewage treatment system and treatment process

The invention discloses an MBBR (Moving Bed Biofilm Reactor) sewage treatment system and a treatment process and belongs to the technical field of sewage treatment. The problems in the prior art thata treatment process of the traditional sewage treatment plant is long in procedure, low in integration level, low in load, high in carbon source requirement and common in effect of removing nitrogen,phosphorus and SS are solved. The sewage treatment system comprises an anaerobic zone, an anoxic zone I, an anoxic zone II, a flocculation zone, a settling zone, a biofilm zone, an effluent zone and pipelines for connecting the zones. According to operations of adjusting reflux, controlling the sludge concentration, setting parameters of the suspended carrier filling rate in the biofilm zone and DO, setting the membrane flux of a membrane assembly in the effluent zone and aeration density and the like, by utilizing the characteristic of denitrifying phosphate-accumulating organisms, the settling zone is arranged on a middle section of biochemical treatment, the biofilm process is coupled to the denitrification filter process, and the sewage treatment system disclosed by the invention has the advantages of being high in integration level, capable of synchronously removing nitrogen and phosphorus and saving the carbon source, low in concentration of the nitrogen, phosphorus and SS in theeffluent, high in load and long in equipment service life.
Owner:QINGDAO SPRING WATER TREATMENT

Longitudinal whirlwind purification water tank

ActiveCN102578934BThe purification effect is clean and thoroughCreate pollutionKitchen equipmentWater flowWhirlwind
A longitudinal whirlwind purification water tank relates to the technical field of food cleaning devices and comprises a water tank, a generator box and a water accelerant generator, wherein a water flow channel is arranged on one side wall of the water tank, and the generator box is fixed outside the water flow channel on the side wall of the water tank; the generator box is divided into two chambers by a porous protective plate; the water accelerant generator is arranged in the chamber near the bottom of the generator box, an aeration pipe is horizontally arranged at the bottom of the chamber close to the side wall of the water tank, aeration holes are arranged in the wall of the aeration pipe in rows, and an aeration pipe interface of the aeration pipe is communicated outside the generator box; and the side wall near the chamber wall of the generator box is connected to an opening of the water flow channel on the side wall of the water tank in an arc shape above the porous protective plate. The longitudinal whirlwind purification water tank has the effects of high-efficiency cleaning, disinfecting and residual pesticide removing, is used for a family kitchen bedplate served as a family kitchen device or is taken as a movement to be arranged in a shell and forms a longitudinal whirlwind purification processor together with the shell and other functional elements.
Owner:CHINA NAT FOOD PURIFICATION TECH BEIJING CO LTD

Double-water-outlet-waterway system of water purifier and water purifier

The invention discloses a double-water-outlet waterway system of a water purifier. The system comprises a water inlet pipe, a pretreatment module and an RO (Reverse Osmosis) treatment module which are connected in sequence; a water inlet electromagnetic valve and a booster pump are arranged between the pretreatment module and the RO treatment module; and a pure water cavity and a water purification cavity of the RO treatment module are respectively connected with a pure water pipeline and a wastewater pipeline. The system is characterized in that the water purification cavity of the RO reverse osmosis treatment module is also connected with a water purification pipeline for outputting purified water; and when purified water is used, the booster pump is started, and the purified water treated by the pretreatment module flows through the surface of the reverse osmosis membrane of the RO treatment module and enters the water purification pipeline. The water outlet flow of purified water is increased through the pressurization effect of the booster pump, and the water flow requirement of a user for washing water is greatly met; and meanwhile, high-speed purified water flows through the surface of the RO membrane to wash dirt and impurities on the surface of the membrane at a high speed, so that the service life of the RO membrane is prolonged.
Owner:GUANGDONG MACRO GAS APPLIANCE

Air driving excrement liquid automatic cleaning device for pig farm

An air driving excrement liquid automatic cleaning device for a pig farm includes an excrement liquid collection inclined surface, an excrement liquid collection groove, an excrement liquid delivery pipe groove, and air injection nozzles; the excrement liquid collection inclined surface is a ground surface of a pig house, an angle is formed between the plane of the inclined surface and the horizontal plane, a lower side edge of the excrement liquid collection inclined surface is connected to a side edge of the excrement liquid collection groove; an angle is axially formed between a groove of the excrement liquid collection groove and the horizontal plane, an outlet is formed in the lower end of the groove of the excrement liquid collection groove, and the outlet of the groove is connected to the excrement liquid delivery pipe groove; the air injection nozzles are arranged in the excrement liquid collection groove or on side walls of the excrement liquid collection groove; the air injection nozzles can inject high pressure air to the lower outlet of the groove of the excrement liquid collection groove so as to drive excrement liquid in the groove to move toward the outlet; and the air injection nozzles can be arranged on side edges or surfaces of the excrement liquid collection inclined surface, and the air injection nozzles inject high speed air toward the excrement liquid collection inclined surface and the groove so as to drive the excrement liquid in the excrement liquid collection inclined surface to enter the groove.
Owner:邓仕林

An upflow activated carbon filter

The invention provides an upward flow active carbon filter tank suitable for water plant deep treatment, sewage plant treatment, and special water treatment. The upward flow active carbon filter tank comprises a double-layer central canal and active carbon filter layers. The double-layer central canal is positioned on the center of the upward flow active carbon filter tank. The double-layer central canal comprises a lower-layer water inlet canal, an upper-layer water outlet canal, and a middle baffle. The middle baffle separates the lower-layer water inlet canal and the upper-layer water outlet canal. Distribution water holes are arranged on the bottom ends of the two side walls of the lower-layer water inlet canal. The active carbon filter layers are distributed on two sides of the double-layer central canal. A water collection tank is distributed on the side wall of upper-layer water outlet canal. The water collection tank communicates with the active carbon filter layers and the upper-layer water outlet canal. One end of the upper-layer water outlet canal is connected with a water outlet overflow weir, and the other end is connected with a primary-filtered water discharge gate. According to a water treatment system comprising at least one of the upward flow active carbon filter tank, tank layout is reasonable and compact, structure is simple, cost is low, pipe line amount is low, and land occupation is low. With the tank, a problem of the limitation in large-scale single-tank of current upward flow active carbon filter tank in our nation is solved.
Owner:SHANGHAI MUNICIPAL ENG DESIGN INST GRP
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