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112results about How to "Play a flushing role" patented technology

Concrete stirring machine with cleaning function

The invention relates to a concrete stirring machine with a cleaning function. The concrete stirring machine comprises a base, a first support plate, a second support plate, a stirring chamber, a control chamber, a control mechanism, a stirring mechanism and a water supply mechanism, wherein the control mechanism comprises a driving motor, a clutch, a transmission case, a rotary shaft and a bearing; the stirring mechanism comprises a casing and a cleaning assembly; the cleaning assembly is arranged in the casing, and comprises a main body, a first magnet, a second magnet and a spring; the water supply mechanism comprises a water tank, a water pump, a water supply sleeve and a spray head. The concrete stirring machine with the cleaning function has the advantages that the water supply mechanism can be used for uniformly adding water in a concrete stirring process, and flushing in a stirring chamber cleaning process; the stirring mechanism can be used for stirring concrete under the normal working condition, and flushing the stirring chamber under an acceleration mode; the position of a material outlet is adjusted by a turnover mechanism, so as to conveniently discharge a material.
Owner:平阳县铭湖混凝土有限公司

High-quality spray absorber for wet flue gas desulfurization

ActiveCN102764582AOvercomes easy crystallization and scalingNot easy to blockDispersed particle separationGypsumSulfur dioxide
The invention discloses a high-quality spray absorber for wet flue gas desulfurization. The absorber comprises an absorber cylinder body which is provided with a flue gas inlet channel and a flue gas outlet channel. A perforated screen plate, flue gas redistribution rings, slurry spray devices, a demister and a rotating-stream plate device are arranged horizontally from bottom to top between the flue gas inlet channel and the flue gas outlet channel. Inner side edges of the flue gas redistribution rings are in an undulate or serrated shape, and the rotating-stream plate device is composed of a plurality of evenly-distributed independent rotating-stream plate separators. According to the high-quality spray absorber for wet flue gas desulfurization, the problem of no flue gas flowing above the absorber close to the flue gas inlet section is solved, the phenomenon of the easy crystallization and scaling of the area is overcome, gas-liquid contact area is maximized, absorption reaction is effective, and the absorber is applicable to desulfurization of flue gas with high sulfur dioxide content. 'fog-drop particles' carried in the flue gas are eliminated to the maximum extent, chimney 'rain' phenomena are reduced greatly, and the content of fog-drop particles can achieve 60 milligrams / nanometer3. The absorber is wide in applicable range, and can be used for wet flue gas desulfurization in a double-alkali way, an acetylene sludge way, a lime-gypsum way and the like.
Owner:武汉华德环保工程技术有限公司

Device and technology for processing degradation-resistant waste water through hypergravity multistage sacrificial anode electro-Fenton method

The invention belongs to the water processing technology field, concretely provides a device and a technology for processing degradation-resistant waste water through a hypergravity multistage sacrificial anode electro-Fenton method, and solves the problem of mass transfer limitation in processing degradation-resistant waste water through a sacrificial anode electro-Fenton method. The device comprises a plurality of corrugated cylindrical anodes and anode connection disks and a plurality of corrugated cylindrical cathodes and cathode connection disks. The corrugated cylindrical cathodes and the cathode connection disks are stationary relative to a shell. The centers of the anode connection disks are connected with a rotating shaft. In the technology, the rotary corrugated cylindrical anodes and anode connection disks, the stationary corrugated cylindrical cathodes and cathode connection disks and a H2O2 solution form a hypergravity multistage sacrificial anode electro-Fenton reaction system. The device and the technology can reinforce the mass transfer process of the electro-Fenton reaction. The electrode area utilization rate, the oxygen utilization rate, the H2O2 production rate and the processing efficiency are all raised. The device has advantages of small size, low load and low energy consumption, and is suitable for continuous operation and scale processing.
Owner:ZHONGBEI UNIV

Efficient edge grinding machine for glass

The invention discloses an efficient edge grinding machine for glass. The efficient edge grinding machine comprises a working table and two fixing plates, the lower ends of the two fixing plates are slidingly connected to the upper end of the working table, the upper ends of the two fixing plates are slidingly connected to the same top plate, two installing cavities are formed in the opposite sidewalls of the two fixing plates, an annular gear rack is driven by a double-axis motor to move to drive a grinding groove to reciprocate, and the grinding groove moves to constantly grind the edge ofthe glass and can be replaced with different grinding grooves according to demands, so that edges of different chamfers will be obtained after grinding; the double-axis motor drives a disc to rotate to drive a piston to move, the piston will extrude air in a piston cylinder into a water spraying frame, and then the flowing speed of water in the water spraying frame is made to be high; in this way,on one hand, a cooling effect can be realized, grinding is easy, and on the other hand, a flushing effect can be realized.
Owner:ANHUI FENGYANG COUNTY QIANLI GLASSWORK CO LTD

Strawberry planting device

The invention discloses a strawberry planting device. The strawberry planting device comprises a strawberry planting frame and two conveying mechanisms, wherein the strawberry planting frame comprises a step-type supporting frame, a solar rotating device and a high-pressure nozzle; a planting groove is formed in each layer of step of the supporting frame; a water pipe is arranged in the supporting frame; the solar rotating device is mounted in the middle of the step on the uppermost layer of the supporting frame; the high-pressure nozzle is mounted at the central position of the top of the solar rotating device; the solar rotating device comprises a solar panel, a rotating body and a rotary shaft; the solar panel is mounted at the top of the rotating body; the high-pressure nozzle is mounted at the central position of the solar panel; one end of the rotary shaft is connected with the rotating body and the other end of the rotary shaft is connected with the bottom of the supporting frame; the rotary shaft is fixedly connected into the center of the supporting frame; the rotary shaft is a hollow rotary shaft; each of the two conveying mechanisms is composed of a material containing barrel, a retractable rod and a base. The strawberry planting device provided by the invention is simple in structure and reasonable in design; phenomena of existing single-layered planting and placement that light illumination is not uniform and the growth vigor of strawberries is not good can be effectively solved.
Owner:桐梓县茅石乡龙会村蔬菜种植场

Method for cleaning cartridge and cleaning device

An ink box cleaning method and cleaning device; the ink box cleaning method comprises that water is infused into the cavity with positive pressure through a vent hole and water is pumped with negative pressure from the cavity through an ink outlet; the water infusion is stopped with positive pressure and then the water pumping is stopped with negative pressure; the ink box cleaning device comprises a base, a set of standing posts, a movable base moving along the standing posts and one or more pipes; every pipe is fixed on the movable base with the injection end equipped toward the base and the other end connected with the water source; a negative-pressure pumping pipe is fixed on the base with the suction end equipped toward the movable base and the other end connected with a negative-pressure generator. The present invention, by adopting negative-pressure water pumping and drainage, boasts of more excellent cleaning and thorough drainage.
Owner:PRINT RITE UNICORN IMAGE PROD CO LTD

Spleen strengthening and appetite promoting fructus crataegi and snow pear juice and method for preparing same

The invention relates to a method for preparing spleen strengthening and appetite promoting fructus crataegi and snow pear juice. The method includes uniformly mixing 50-60 parts of fructus crataegi juice and 100-120 parts of snow pear juice with each other and then carrying out homogenization, degassing, sterilization and filling and packaging. The method has the advantages that the fructus crataegi juice is prepared by the aid of operation such as salicylic acid soaking and preliminary storage, baking and roast smoking heating softening, primary enzymatic hydrolysis deacidification and secondary enzymatic hydrolysis fructus crataegi flavone glycosylation, accordingly, spleen strengthening and appetite promoting active components such as polyphenol and flavone in fructus crataegi can be accumulated, the antioxidant activity and the stability can be enhanced, flavor substances can be released, the mouth feel can be improved by means of maslinic acid content adjustment and the like, andflavor and nutrition of the fructus crataegi juice can be reserved to the greatest extent; the snow pear juice is prepared by the aid of pulse type ultrasonic synergistic high-oxygen pretreatment, ultrasonic catalytic micro-nano ozone bubbly water cleaning, ultrahigh-pressure water jet cutting and crushing and low-temperature modified atmosphere type juicing technologies, accordingly, purification, sterilization and browning prevention can be efficiently carried out, the problem of browning during the traditional snow pear juice preparation and the difficult problem of severe loss of nutrients such as vitamin and carotene can be solved, and flavor and nutrition of the snow pear juice can be reserved to the greatest extent.
Owner:SDIC ZHONGLU FRUIT JUICE

Spin type multiphase flow erosion wear test machine

The invention discloses a spin type multiphase flow erosion wear test machine, which consists of a slurry cylinder, a motor, a rotation shaft and a rotary table. The motor is disposed above the slurry cylinder through a bracket, one end of the rotation shaft is connected to a motor output shaft, the other end of the rotation shaft is equipped with the rotary table, the rotation shaft passes through a top plate of the slurry cylinder so as to dispose the rotary table in the slurry cylinder, and the rotary table is equipped with a test piece holder. The slurry cylinder is internally equipped with a plurality of baffle plates, one sides of which are connected to the slurry cylinder. When the test machine works, a test piece is mounted on the rotary table through the test piece holder, the motor drives the rotary table to rotate through the rotation shaft, slurry also rotates along with the rotary table, the baffle plates in the slurry cylinder have an obstruction effect on rotation of the slurry, and further can generate certain eddy current so as to reach certain scouring effect on the test piece. The test machine provided by the invention can simulate the scouring form in actual working conditions, provides important data for actual engineering pipeline scouring wear prediction, and provides reference for ensuring safe operation of pipelines.
Owner:TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGY

Interconnected and intercommunicated intelligent steam box

The invention discloses an interconnected and intercommunicated intelligent steam box which comprises a cabinet body, a steam chamber, a steam generating assembly and an exhausting device. The steam generating assembly comprises a water tank, a water drain valve, a water level sensor and a heating disc, and further comprises a mobile terminal and an intelligent control device. The intelligent control device comprises a circuit board, a wireless communication module, a display screen, a water shortage alarming module and multiple key modules, wherein the wireless communication module, the display screen, the water shortage alarming module and the key modules are electrically connected with the circuit board. The mobile terminal comprises an operation interface and a wireless transmission module. The water level sensor is provided with a water inlet connector and a first water outlet connector, the water inlet connector is located on the bottom of the water level sensor, a water outlet of the water tank, the water drain valve and the water inlet connector are connected in series through first water pipes, and the first water outlet connector is connected to a water inlet of the heating disc through a second water pipe. The interconnected and intercommunicated intelligent steam box is convenient to operate and use, remote control is achieved effectively, it can be guaranteed that water in the water level sensor flows normally, the rotten phenomenon is avoided, and the using effect is better.
Owner:宁波金凌厨房设备有限公司

Floating garbage fishing device for sewage treatment

The invention discloses a floating garbage fishing device for sewage treatment, and relates to the technical field of sewage treatment. In order to solve the problem of the large labor of an existingfloating garbage separation method, large load on a net bag during a separation process and short service life, the floating garbage fishing device comprises two installation frames, a conveying shellis fixedly installed between the two installation frames, a discharging pipe is fixedly installed at the end of the conveying shell, and a main drive motor is fixedly installed at the other end of the conveying shell. According to the invention, flotage in waste water is lifted up by a fishing bucket mechanism, when rotating upwards, the flotage falls into the inside of a feeding hole trough by action of gravity, namely, the flotage is pushed in the direction of the discharging pipe through a rotating push paddle, and the fishing and purification effects of the flotage in the sewage are achieved; and the device has a large fishing area, sustainable fishing and purification work, and the treatment efficiency of the floating garbage in a sewage treatment process is improved.
Owner:刘春元

Processing method of primary-color efficient smallanthus sonchifolius dry powder

ActiveCN109965237AImprove high oxygen permeabilityEnhanced Dissolved Oxygen ThresholdFood ingredient as antioxidantFruits/vegetable preservation by irradiation/electric treatmentQuinoneFreeze-drying
The invention relates to a processing method of primary-color efficient smallanthus sonchifolius dry powder. The processing method comprises the following steps of (1) performing high-oxygen pretreatment through cooperation of ultrasonic waves and a magnetic field; (2) performing cleaning and sterilization; (3) performing cutting into slices through water jetting; (4) performing co-activating andsprinkling; (5) performing passivating and mist spraying; (6) performing microwave-freeze drying; (7) performing caking-resistant mist spraying; and (8) performing high-speed nitrogen gas current crushing: performing crushing with N2 current of which the concentration is greater than or equal to 99.999%, performing separation from oxygen, performing direct bagging and packaging at a discharge opening to obtain smallanthus sonchifolius whole powder, wherein the average particle size of products is 2-200[mu]m. According to the method, the primary-color efficient smallanthus sonchifolius whole powder can be in multiple united production, 4 great individual brown stains due to polyphenol substrates, polyphenol oxidase, an enzymatic brown stain system and a quinone non-enzymatic polymerizationof the smallanthus sonchifolius can be avoided, a brown stain phenomenon at the moment of conventional cutting and film preparation caused by differences of sugar, acid and metal trace elements can beavoided, the color value of the product is increased by 21%, and the production efficiency is improved by 30%-40%.
Owner:SDIC ZHONGLU FRUIT JUICE

Device and process for mass transfer process for treating wastewater through supergravity enhanced electric Fenton method

The invention belongs to the technical field of water treatment, and in particular relates to a device and a process for a mass transfer process for treating wastewater through a supergravity enhanced electric Fenton method, aiming at solving the problem of limited mass transfer while treating wastewater through the conventional electric Fenton method. The device comprises a plurality of cylinder cathodes and cathode connecting discs as well as a plurality of corrugated cylinder anodes and anode connecting discs, wherein the corrugated cylinder anodes and the anode connecting discs are static relatively to a shell; the centers of the cathode connecting discs are connected with rotating shafts; intake holes are distributed on the cathode connecting discs; and gas circulating chambers are arranged at the bottoms of the cathode connecting discs. According to the process, a supergravity electric Fenton reaction system is formed through the rotating cathode connecting discs and cylinder cathodes as well as the static anode connecting discs and cylinder anodes, and inflated oxygen. The device and the process disclosed by the invention not only solve the problem of limited mass transfer in the conventional sacrificial anode electric Fenton technology application process, so as to improve treatment efficiency, but also the device is low in liquid holdup, low in load, small in equipment and low in energy consumption.
Owner:ZHONGBEI UNIV

Rapid cleaning machine and rapid cleaning method for filter element of water purifier

ActiveCN110860135AGuaranteed clampingPrecise control of sliding distanceFilter regenerationProcess engineeringWorkbench
The invention relates to a rapid cleaning machine for a filter element of a water purifier. The rapid cleaning device comprises a workbench, a clamping device, an inner cleaning device and an outer cleaning device, wherein the clamping device is installed on the upper end face of the workbench; the inner cleaning device is arranged right behind the clamping device; and an outer cleaning device isarranged above the clamping device. According to the rapid cleaning machine and a rapid cleaning method for the filter element of the water purifier provided by the invention, the filter element of the water purifier is cleaned by adopting a multi-stage matched structure, and one or two selected from the group consisting of internal cleaning and external cleaning can be selected according to the structure of the filter element, so the application range of the rapid cleaning machine is widened, and the cleaning efficiency of the rapid cleaning machine is improved.
Owner:深圳市德鑫源科技有限公司

Preserved meat processing fumigation device

The application of the invention relates to the technical field of food processing, and particularly discloses a preserved meat processing fumigation device. The preserved meat processing fumigation device comprises a base body and a body, an airflow channel is formed in the middle part of the body, a throat part is arranged at the middle part of the airflow channel, a diffusion section and an inlet section are respectively arranged at the upper end and the lower end of the airflow channel; a fan blade located in the inlet section is connected onto an output shaft of a motor, and an air inletcommunicated with the inlet section is formed in the base body; a plurality of net-shaped adsorption plates are arranged at the periphery of the body; a dust collection hole and a water inlet are formed in the middle part of the body; a water storage area is arranged at the lower part of the body, a heating column is arranged in the water storage area, the lower end of the heating column extends into the bottom part of the water storage area and is provided with a check valve, and an inlet end of the check valve is communicated with the water storage area; and the body is provided with a pneumatic control valve, the pneumatic control valve enables the water inlet and an inner cavity of the heating column to be communicated after the pressure of the inner cavity of the heating column is increased, and the pneumatic control valve enables the dust collection hole to be communicated with the outside after the pressure of the inner cavity of the heating column is reduced. When the device fumigates a preserved meat, the air humidity is increased, and the dust is also cleared to a certain degree.
Owner:桐梓县月亮河飞宏腊制品有限公司

Processing method of instant fish maw

The invention provides a processing method of instant fish maw, and relates to the technical field of fish maw, the processing method of the instant fish maw comprises the following steps: S1, primary soaking: taking 60-100g of dried fish maw, adding the dried fish maw into cold water, soaking for 12 hours, and dry-steaming the soaked fish maw for 40-50 minutes; S2, secondary soaking: soaking the fish maw in the step S1 in cold water for 20-24 hours, changing water every 4-6 hours during soaking, fishing out the fish maw soaked in the cold water, adding the fish maw into hot water of 80-100 DEG C for soaking, and taking out the fish maw until the hot water is cooled to room temperature; S3, washing the fish maw: washing the fish maw in a fish maw washing machine for 10-20 minutes; and S4, soaking for the third time: taking out the fish maw in the fish maw washing machine, soaking the fish maw with purified water, and adding 100-150g of ice blocks into the purified water every 3 hours. According to the preparation method disclosed by the invention, the soaking time and steps of the dried fish maw are accurately controlled, and protein loss is effectively avoided while high-temperature sterilization is adopted, so that the protein content in the prepared instant fish maw is obviously improved.
Owner:广东泰升药业有限公司

Water gate structure used in reclamation of land from sea and dam construction and exchanging method of water body in reclaimed area of dam

The invention discloses a water gate structure used in reclamation of land from sea and dam construction, which at least comprises a first water gate used for intake of water and a second water gate used for drainage of water, wherein the first water gate is arranged on a position of the dam, corresponding to a low-sand-content water layer, and the second water gate is arranged on a position of the dam, corresponding to a high-sand-content water layer. The invention also discloses an exchanging method of water body in the reclaimed area of the dam; when the surface of water outside the dam ishigher than the surface of water inside the dam, the first water gate is opened, the second water gate is closed, and the reclaimed area is in a water intake state; and when the surface of water outside the dam is lower than the surface of water inside the dam, the first water gate is closed, the second water gate is opened, and the reclaimed area is in a water draining state. The structure and the method disclosed by the invention not only can play a role of maintaining the seawater in the reclaimed area to be clear and the water quality to be better, but also can achieve the effects of reducing the siltation degree in the reclaimed area and the maintenance cost of dredging in the future.
Owner:ZHEJIANG UNIV +1

A glass edge grinding machine

The invention discloses an efficient edge grinding machine for glass. The efficient edge grinding machine comprises a working table and two fixing plates, the lower ends of the two fixing plates are slidingly connected to the upper end of the working table, the upper ends of the two fixing plates are slidingly connected to the same top plate, two installing cavities are formed in the opposite sidewalls of the two fixing plates, an annular gear rack is driven by a double-axis motor to move to drive a grinding groove to reciprocate, and the grinding groove moves to constantly grind the edge ofthe glass and can be replaced with different grinding grooves according to demands, so that edges of different chamfers will be obtained after grinding; the double-axis motor drives a disc to rotate to drive a piston to move, the piston will extrude air in a piston cylinder into a water spraying frame, and then the flowing speed of water in the water spraying frame is made to be high; in this way,on one hand, a cooling effect can be realized, grinding is easy, and on the other hand, a flushing effect can be realized.
Owner:ANHUI FENGYANG COUNTY QIANLI GLASSWORK CO LTD

Automatic flushing device for drainage pipe

PendingCN109113169AAutomatic flushingFree from dredging workSewer cleaningWater storageLocking mechanism
The invention discloses an automatic flushing device for drainage pipes, which relates to the field of drainage engineering, in particular to a device for preventing siltation of urban drainage pipesand automatically flushing the drainage pipes. The invention mainly comprises a well chamber, a water storage tank, a flow tank, a gate, a locking mechanism, a float and a flow tank, wherein the gateis arranged on the well chamber, the water level of the water storage tank is automatically controlled to open and close by the locking mechanism, and the water of the drainage pipe is used for automatically flushing the pipe. The invention is used for drainage pipes whose longitudinal slopes are limited by the elevation of the connecting pipes, the gradient is small, the flow velocity of the pipes is small, and the sediment in the pipes can be washed automatically with the aid of the water in the drainage pipes, and the water storage and flushing cycle is short, thereby avoiding the sedimentation in the pipes, eliminating the work of dredging the drainage pipes, and saving a large amount of tap water.
Owner:刘长江

Bottle cleaning device

The invention provides a bottle cleaning device which comprises a bottle support, a bottle cleaning machine, a waste water trough, a high pressure water pump and a motor, wherein the bottle support is arranged above the bottle cleaning machine, the waste water trough is arranged below the bottle cleaning machine, the bottle cleaning machine is formed in a way that a water spray pipe and a brush holder are arranged on a connecting rod, the brush holder is made from elastic metal material, bristle is fixed on the brush holder, and the connecting rod is connected with the motor by a belt. The bottle cleaning device provided by the invention is less in water consumption, can clean up bottles, and can be adapted to bottle with different inner diameters.
Owner:TIANJIN PUYU ENVIRONMENTAL PROTECTION TECH DEV CO LTD

Water cooling oil-free spindle nose sealing structure for horizontal type concrete stirrer

The invention relates to a water cooling oil-free spindle nose sealing structure for a horizontal type concrete stirrer. The water cooling oil-free spindle nose sealing structure comprises at least one oil-free spindle nose, a water supply device, a water control pipeline and an annular water cooling channel arranged on the oil-free spindle nose. The oil-free spindle nose comprises a rotating shaft, a rotary protective ring, a sealing assembly, a spindle nose shell and a reinforcing plate, wherein the rotating shaft stretches into a stirrer chamber, the rotary protective ring is arranged on the rotating shaft, the sealing assembly is arranged at the front end of the rotary protective ring, and the spindle nose shell is arranged on the outer ring of the sealing assembly. According to the water cooling oil-free spindle nose sealing structure for the horizontal type concrete stirrer, by the adoption of the water cooling way of the annular water cooling channel, the temperature which rises due to the fact that heat is generated by rotary friction between a static sealing ring and a rotary sealing ring is effectively lowered, the service life of the oil-free spindle nose is prolonged, water cooling of the annular water cooling channel plays a role in washing the rotary protective ring, the sealing assembly, the reinforcing plate, a first spindle nose shell and a press seal, and the problem that the internal structure of the spindle nose is damaged after scale is formed on slurry; due to the fact that no lubricating grease is needed, the stirred concrete is not polluted, and the concrete quality is ensured.
Owner:ZHUHAI SHIGAOMA MASCH EQUIP CO LTD

Automatic polishing machine for surface of long drill rod

The invention provides an automatic polishing machine for the surface of a long drill rod. The automatic polishing machine comprises a box shell, a liquid supply main pipe, a plurality of rollers A and a plurality of rollers B, wherein the upper ends and the lower ends of the rollers A and the rollers B are arranged in the box shell through bearing seats correspondingly, and liquid inlet pipes are fixedly connected to the rollers A and the rollers B correspondingly; a plurality of distribution pipes are further connected to the liquid supply main pipe, and each distribution pipe is inserted into the corresponding liquid inlet pipe through a rolling bearing; spraying holes are formed in the outer circumferential faces of the rollers A and the outer circumferential faces of the rollers B; and bristles are fixedly connected to the outer circumferential faces of the rollers A and the outer circumferential faces of the rollers B. By the adoption of the technical scheme, the long drill rod is clamped between the rollers A and the rollers B to be conveyed, the surface of the drill rod is scoured through polishing liquid thrown out of the rollers and polishing liquid directly sprayed out of a spray head, and stubborn arris thorns attached to the surface of the drill rod are swept away through the bristles, so that the polishing quality is improved; and the polishing liquid circularly flows, so that the utilization efficiency of the polishing liquid is improved.
Owner:GUIYANG JIESHENG TECH IND DEV

Cleaning retort used for silicon carbide impurity removal

InactiveCN105645412APrevents massive adherent depositsPrevent corrosion of plant equipmentRetortEngineering
The invention relates to a cleaning retort used for silicon carbide impurity removal. The top of a retort body is provided with a slurry inlet and an acid inlet pipe; the bottom of the retort body is provided with a slurry outlet; the top of the retort body is shaped like an arch, and the highest place of the arch is provided with a plastic connection pipe; the plastic connection pipe is connected with a negative pressure source by an acid mist collection cover; the top of the retort body is provided with a lifting type stirrer by a portal frame. According to the cleaning retort, the lifting type stirrer is arranged on the retort body, can be descended to stir slurry, is separated from the inside of the retort body after ending stirring, and cannot influence the reaction between the slurry and acid; the top of the retort body is provided with the acid mist collection cover, so acid mist is prevented from corroding plant equipment, the recovered acid mist can be used again, and thus raw materials are saved and pollution of the acid mist to environment is avoided.
Owner:PINGDINGSHAN CITY GUOBANG PV TECH CO LTD

Side-flow type reverse osmosis filter element and water purifier

The invention discloses a side-flow type reverse osmosis filter element. According to the invention, a fresh water center pipe is located at the center; purified water enters from a purified water inlet and then flows towards the end of the fresh water center pipe in the length direction of the fresh water center pipe; a filtering layer comprises a reverse osmosis membrane, a fresh water flow guide net and a concentrated water flow guide net which are stacked layer by layer; a fresh water cavity is defined by the reverse osmosis membrane and the fresh water flow guide net, and waterproof adhesive tapes are arranged on the upper edge, the lower edge and the outer side edge of the fresh water cavity; a concentrated water cavity is defined by the reverse osmosis membrane and the concentratedwater flow guide net, and waterproof adhesive tapes are arranged on the upper edge and the lower edge of the concentrated water cavity; and concentrated water outlets are formed in the waterproof adhesive tapes arranged on the upper edge and the lower edge. The side-flow type reverse osmosis filter element of the invention allows raw water to enter from a side wall, purified water to flow out fromthe fresh water center pipe and concentrated water to flow out from the two ends of the filtering layer; during the flowing of the concentrated water from the side surfaces, the flow of the concentrated water is guided by the waterproof adhesive tapes arranged in the middle of the concentrated water cavity, so the concentrated water has a faster flowing speed and conducts scouring effect; and thus, the attachment of dirt on the surface of the reverse osmosis membrane is reduced, and the service life of the filter element is prolonged.
Owner:ZHEJIANG LONSID HEALTHY DRINKING WATER EQUIP

Device and process for treating refractory wastewater by high-gravity multi-stage sacrificial anode electro-fenton method

The invention belongs to the technical field of water treatment, and specifically relates to a device and a process for treating refractory wastewater by a supergravity multistage sacrificial anode electro-Fenton method, which solves the problem of limited mass transfer when the sacrificial anode electro-Fenton method treats refractory wastewater. The device comprises a plurality of corrugated cylinder anodes and anode connection plates and a plurality of corrugated cylinder cathodes and cathode connection plates, the corrugated cylinder cathodes and cathode connection plates are stationary relative to the casing, and the center of the anode connection plate is connected to a rotating shaft. Said process utilizes rotating corrugated cylindrical anode and anode connecting plate, stationary corrugated cylindrical cathode and cathode connecting plate and H2O2 solution to form a supergravity multistage sacrificial anode electro-Fenton reaction system. The invention can strengthen the mass transfer process of the electro-Fenton reaction, improve the electrode area utilization rate, oxygen utilization rate, H2O2 productivity, and processing efficiency. The equipment has small volume, low load, and low energy consumption, and is suitable for continuous operation and large-scale processing.
Owner:ZHONGBEI UNIV

Combined type constant-pressure reverse-osmosis (RO) sterilization water purifier

The invention relates to water purifiers and particularly relates to a combined type constant-pressure reverse-osmosis (RO) sterilization water purifier. The combined type constant-pressure RO sterilization water purifier has the aims that the service life of an RO membrane is prolonged, the water purifying efficiency is increased, the time of replacement of the RO membrane is grasped accurately, and the problem that bacteria of purified water exceed the standard is effectively solved. In order to achieve the aims, the technical scheme provided by the invention is as follows: the combined type constant-pressure RO sterilization water purifier comprises a water pump, filter units, an RO membrane treatment unit and a water storage barrel, wherein the filter units and the RO membrane treatment unit are sequentially connected with a water inlet pipe, and the water storage barrel is connected with a purified water outlet pipe of the RO membrane treatment unit; an electromagnetic valve is arranged on a water inlet pipe of the RO membrane treatment unit, and a water return pipe is further connected to a wastewater pipe of the RO membrane treatment unit and is used for enabling wastewater to return to a water inlet end of the RO membrane treatment unit. The combined type constant-pressure RO sterilization water purifier has the beneficial effects that the service life of the RO membrane is prolonged, bacteria are effectively inhibited, and the energy consumption and wastewater yield are lowered.
Owner:TAOEE QINGDAO WATER PURIFICATION EQUIP MFG

Chemical mutagenesis device for plant seeds

The invention provides a chemical mutagenesis device for plant seeds. The chemical mutagenesis device comprises a first box body, wherein a soaking box is fixedly mounted on the left side wall of thefirst box body; a feeding hole is formed in the top of the soaking box; a discharging device is arranged in the soaking box; an inclined hole which is inclined towards the lower right side is formed in the upper end of the right side wall of the soaking box; an inclined pipe is fixedly mounted at the right end of the inclined hole; a cleaning box with an upward opening is fixedly mounted at the center of the inner bottom of the first box body; the cleaning box is positioned on the lower side of a pipe opening in the lower end of the inclined pipe; a separation plate is fixedly mounted in the middle of the inner side wall of the cleaning box; a first box body with an opening in the upper end is arranged on the upper side of the separation plate; and the first box body is connected with a hoisting device. The chemical mutagenesis device for the plant seeds is novel in structure and reasonable in design; the first box body does reciprocating motion up and down so that the seeds are continuously collided with a water surface and a mutagenic agent attached on the seeds is cleaned; and when the seeds move upward each time, liquid with the mutagenic agent flows out downwards from the seeds and the first box body.
Owner:WHEAT RES INST OF AGRI SCI

End face diamond grinding wheel with cooling channel

The invention relates to an end face diamond grinding wheel with a cooling channel, and belongs to the technical field of end face diamond grinding wheels. The end face diamond grinding wheel comprises a grinding wheel base body and a diamond block, a mounting groove is formed in the working face of the grinding wheel base body, and a guide-in groove is formed in the end face opposite to the working face of the grinding wheel base body; the diamond block is installed in the mounting groove, and the diamond block is provided with a cooling hole which penetrates through the interior of the diamond block and is in communication with the guide-in groove; and grinding fluid is sequentially injected into the grinding wheel base body and the diamond block through the guide-in groove and is finally discharged through the cooling hole so as to reduce the grinding temperature of the working face. According to the end face diamond grinding wheel, the cooling channel is formed through the guide-in groove, a guide-in hole, a cooling groove, a transition groove and the cooling hole, the grinding fluid directly reaches a working area to reduce the grinding temperature, the service life of the grinding wheel can be prolonged, the cooling effect is remarkable, meanwhile, the grinding fluid plays a role in flushing abrasive dust, the abrasive dust is prevented from blocking the grinding wheel base body, and the grinding efficiency and the grinding quality are improved.
Owner:QINGDAO GAOCE TECH CO LTD

Spray absorber for wet flue gas desulfurization

The invention discloses a high-quality spray absorber for wet flue gas desulfurization. The absorber comprises an absorber cylinder body which is provided with a flue gas inlet channel and a flue gas outlet channel. A perforated screen plate, flue gas redistribution rings, slurry spray devices, a demister and a rotating-stream plate device are arranged horizontally from bottom to top between the flue gas inlet channel and the flue gas outlet channel. Inner side edges of the flue gas redistribution rings are in an undulate or serrated shape, and the rotating-stream plate device is composed of a plurality of evenly-distributed independent rotating-stream plate separators. According to the high-quality spray absorber for wet flue gas desulfurization, the problem of no flue gas flowing above the absorber close to the flue gas inlet section is solved, the phenomenon of the easy crystallization and scaling of the area is overcome, gas-liquid contact area is maximized, absorption reaction is effective, and the absorber is applicable to desulfurization of flue gas with high sulfur dioxide content. 'fog-drop particles' carried in the flue gas are eliminated to the maximum extent, chimney 'rain' phenomena are reduced greatly, and the content of fog-drop particles can achieve 60 milligrams / nanometer3. The absorber is wide in applicable range, and can be used for wet flue gas desulfurization in a double-alkali way, an acetylene sludge way, a lime-gypsum way and the like.
Owner:武汉华德环保工程技术有限公司
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