31results about How to "Avoid fouling" patented technology

The utility model discloses a diamond micro-powder cleaning device, and particularly relates to the technical field of diamond micro-powder production, the diamond micro-powder cleaning device comprises a cleaning box, a liftable material plate is arranged in the cleaning box, one side of the cleaning box is connected with a water inlet valve, the inner wall of the cleaning box is provided with a U-shaped channel communicated with the water inlet valve, and the U-shaped channel is communicated with the water inlet valve. The interior of the cleaning box is divided into a cleaning cavity and a water storage cavity through the material plate, the two ends of the U-shaped channel communicate with the cleaning cavity and the water storage cavity correspondingly, and a stirring mechanism, a flushing mechanism and a filtering structure are further arranged on the cleaning box. Through the arrangement of the stirring mechanism and the flushing mechanism, self-cleaning of the cleaning device can be achieved, manual cleaning is not needed, the cleaning difficulty of the cleaning device can be lowered, the labor intensity of workers can be relieved, the cleaning efficiency of the cleaning device can be improved, scale deposition in the cleaning device can be avoided, and then follow-up use of the cleaning device is facilitated; and efficient cleaning of the diamond micro-powder is facilitated.

A filtering and descaling device for boiler make-up water relates to the technical field of water treatment and comprises an upper shell and a lower shell, the upper shell is fixedly arranged on the upper portion of the lower shell, the interiors of the upper shell and the lower shell are communicated with each other, a water outlet is formed in the top of the upper shell, and a booster pump is arranged on the water outlet. An impeller seat, an impeller and a catalyst alloy descaling net are sequentially arranged in the upper shell from bottom to top, a water inlet is formed in the bottom of the lower shell, and a filter material for filtering impurities in water is arranged in the lower shell. According to the filtering and descaling device for the boiler make-up water, firstly, impurities such as iron in water are removed through the filtering material in the lower shell, and then scale is prevented from being generated through the catalyst alloy descaling net in the upper shell, so that the inner wall of a metal pipeline is prevented from being corroded.

The invention provides a long-acting water purification control method and a long-acting water purification system.The water purification control method is applied to a water purification system, and by controlling actions of a control valve, an ozone generation device and a supercharging device in the water purification system, multiple groups of functional water paths are formed through switching; the water purification system is connected with the ozone generation device and is switched to a corresponding working mode in response to different triggering conditions, a pure water production water path, a backflow flushing water path and an activation regeneration water path are formed in the water purification system, and an ozone-containing water source prepared by the ozone generation device is introduced into the backflow flushing water path and the activation regeneration water path; in the backflow flushing mode, the ozone-containing water source circulates in the backflow flushing water path; and in the activation and regeneration mode, the ozone-containing water source circulates in the activation and regeneration water path. Ozone generation is controlled through the method, updating and regeneration of all the filtering units in the water purification system are achieved, and the service life of the filtering units is effectively prolonged.

This invention provides a seawater desalination device for ocean-going fishing vessels. The device includes: a base plate; a seawater tank fixedly installed on the base plate; a filter box fixedly installed on top of the seawater tank; a pumping pipe mounted on the filter box; a submersible pump installed at one end of the pumping pipe; a filtration mechanism mounted on the filter box for filtering seawater; and a seawater desalination mechanism mounted on top of the base plate for desalinating seawater. The seawater desalination device for ocean-going fishing vessels provided by this invention has the advantages of facilitating quick installation, disassembly, and replacement of reverse osmosis filter elements, and providing seawater filtration functionality.

The utility model discloses a cable cleaning device for municipal engineering relates to cable cleaning technical field, including cleaning box, the downside fixed connection of cleaning box has dust collection box, the front and back both sides center position of cleaning box all are fixedly installed with push rod, and the output of push rod penetrates the outside of cleaning box and is fixedly connected with the push board, and the inside of push board is provided with the sliding slot, and the upper and lower sides of push board all are provided with the limiting slot of penetration, and the inside of limiting slot is slidably connected with the sliding rod through the sliding block, and the outside right -hand member of push board is fixedly installed with drive motor, and the output of drive motor penetrates the outside of push board and is fixedly connected with the curved wheel. The utility model discloses a cleaning box, push rod, push board, sliding slot, sliding rod, drive motor, curved wheel, spring and brush can be effectively cleaned to different specifications overhead cable, prevent dust accumulation on the cable surface and form dirt, avoid dirt to cause corrosion or damage to the insulating layer of cable, effectively slow down the aging of line.

This invention discloses a laser cutting device for CNC machining equipment, relating to the field of CNC laser cutting technology. It includes a cutting device body, comprising a laser cutting head; and a processing mechanism mounted on the cutting device body, comprising: a cooling shroud fixed to the cutting device body and fitted onto the laser cutting head, the cooling shroud having vents arranged in a circumferential array; and an air shroud fixedly fitted onto the cooling shroud. This invention uses a linkage between a cooling component and a fume extraction component. High-temperature flue gas is pre-cooled by the cooling shroud before filtration, preventing damage to soft pipes from high temperatures and extending the lifespan of the pipes and fume extraction components. Metal particles in the flue gas are collected by a collection frame and filter. After shutdown, a switching component automatically switches the pipes, using the airflow from the fume extraction component to blow residual coolant in the cooling shroud back to the liquid tank, completely preventing pipe scaling and blockage, and maintaining long-term stable heat exchange efficiency of the cooling system.

The invention relates to the technical field of heat exchange devices, in particular to a shallow geothermal energy double-U-shaped heat exchange device which comprises a heat exchanger and a pipeline, the pipeline is mounted above the heat exchanger, a heat exchange mechanism is arranged in the heat exchanger and comprises a quick release unit and a filter unit, the quick release unit is mounted in the heat exchanger, and the filter unit is mounted in the heat exchanger. And the filtering unit is mounted in the pipeline. According to the shallow geothermal energy double-U-shaped heat exchange device, by installing the quick disassembly unit, when a heat exchange pipe needs to be quickly disassembled and maintained, external connecting rods penetrate through the interiors of the connecting blocks to connect the two connecting blocks, so that the connecting blocks are driven by the connecting rods to move towards the two sides, and then the connecting blocks drive special-shaped blocks to move towards the outer side; and a telescopic column is retracted into a telescopic cylinder, so that a connecting spring is recovered, contact locking of a clamping block is relieved, quick disassembly and replacement of a heat exchange pipe can be completed, and the convenience of the device is improved.

This invention relates to the field of metal recycling technology and discloses a method for recycling titanium scrap, comprising: a mechanical pretreatment stage for crushing and primary magnetic separation of titanium scrap; a cleaning and rinsing stage employing a four-step cleaning process combining ultrasonic waves and spraying with a synergistic chelating agent-biosurfactant-buffer system; water softening pretreatment for hard water environments using a sacrificial-functional double-layer chelating system and a ternary buffer system; a dehydration and drying stage for removing moisture; and a sorting and purification stage using multi-stage magnetic separation and various physical sorting methods to obtain high-purity titanium scrap products. This invention achieves the simultaneous execution of three functions: chelating agent complexation of metal ions, surfactant emulsification of oil contamination, and buffer stabilization of the reaction environment. The cleaning efficiency is 3-5 times higher than that of a single cleaning method, solving the problems of competitive consumption of chelating agents and poor cleaning process stability in hard water environments, thus realizing high-quality recycling of titanium scrap.

The utility model relates to the technical field of wastewater recycling, in particular to an incineration wet-process high-salinity wastewater recycling system. The incineration wet-process high-salinity wastewater recycling system comprises a wet-process deacidification tower and a high-salinity wastewater treatment tank, a siphon piece which enables the wet-process deacidification tower and the high-salinity wastewater treatment tank to be communicated with each other is installed between the wet-process deacidification tower and the high-salinity wastewater treatment tank, and a filtering piece is connected to the siphon piece, so that pretreatment of most suspended solids and part of precipitated salt particles in high-salinity wastewater is achieved; the problems of pipeline resistance and scaling at the rear end are reduced, the use of the pump body can be effectively reduced by utilizing the siphon piece, and the production cost is reduced; the gas outlet end of the high-salinity wastewater treatment tank is communicated with a buffer tank, the water outlet end of the buffer tank is connected with a flow adjusting part, the water outlet end of the flow adjusting part is connected with a quenching spray tower, and the gas inlet end of the quenching spray tower is communicated with the wet deacidification tower and the gas outlet end of the buffer tank through pipelines, so that the pipeline pressure and the pipeline flow can be adjusted, and the system load is reduced; and cooling emission of high-temperature flue gas is realized.

The invention provides cooling equipment for a lubricating oil station, and belongs to the technical field of lubricating oil stations. Comprising an oil tank, one end of the top of the oil tank is fixedly connected with a driving pump, the surface of the oil tank is fixedly connected with a filter, one end of the filter is fixedly connected with a cooler, one end of the cooler is fixedly connected with an oil outlet pipe, and the interior of the cooler is fixedly connected with a heat exchange pipe; and one end of the top of the cooler is fixedly connected with a pretreatment separation assembly, and the pretreatment separation assembly is used for removing bubbles and oil foam. By arranging the pretreatment separation assembly and the cooling adjustment assembly, the purity of pretreated oil liquid is improved, interference of bubbles and impurities on the subsequent heat exchange process is avoided, scaling of the inner wall of a heat exchange pipe is reduced, a strong turbulent flow state is formed, the thickness of a water boundary layer is effectively reduced, heat resistance is reduced, and the temperature distribution of cooling water is more uniform; and the overall heat exchange coefficient is increased, dynamic descaling is achieved, and stable operation of cooling equipment is guaranteed.

The utility model discloses a kind of anti-blocking discharge devices for polyurethane water-based ink processing, including stirring drum, the top of stirring drum is fixedly connected with motor, the middle part inside stirring drum is rotatably connected with stirring paddle, the output end of motor is fixedly connected with the shaft of stirring paddle, penetrating the top of stirring drum, the side of stirring drum bottom is communicated with discharge pipe, the bottom of discharge pipe end away from stirring drum is communicated with arc tube, the side of discharge pipe is provided with the push-scrapping assembly for cleaning inside discharge pipe, the utility model is equipped with push-scrapping assembly, including alignment pipe, second scraper and push rod, can be mechanically pushed and scraped cleaning from the end of discharge pipe away from stirring drum, when operating, second scraper is pushed along pipeline inner wall by push rod, to make second scraper effectively scrape water-based ink residual deposit on pipe wall, to avoid the problem of blockage caused by adhesion, improve the cleaning efficiency and service life of discharge pipe, reduce maintenance frequency.

The utility model discloses a kind of injection mould of quick cooling forming, comprising: the base of ejection mechanism is installed in inside;Lower mould, lower mould is placed in the top of the base, the middle part of the lower mould is fixedly connected with mould core, the bottom of the mould core is equipped with multiple circulating water holes;Upper mould, upper mould is placed in the top of the lower mould, the bottom of the upper mould is provided with the cavity of cooperation with mould core;The beneficial effects of the utility model are: through the circulating water hole of mould core bottom and the water delivery hole on cold water plate, a spiral water cooling system of water diversion is formed;Water is introduced into the circulating water hole in the bottom of mould core by cold water pin, so that cooling water can be directly contacted with mould core, efficient heat exchange is realized, so that mould core temperature is quickly reduced, and injection molding efficiency is improved.

The present application relates to a kind of transformation condensate resource utilization method.The method includes the following steps: S1, after mixing with sulfuric acid, the transformation condensate is carried out decarburization treatment, and the crude ammonium sulfate solution is obtained;S2, under the action of catalyst, the crude ammonium sulfate solution is reacted with oxidizing agent, and the refined ammonium sulfate solution is obtained;Oxidizing agent includes one or more of hydrogen peroxide, ozone and persulfate.The method of the present application is suitable for different scale transformation condensate treatment process, and has the following characteristics: waste material recycling, recovery rate is more than 99.0%, product added value is high, and economic benefit is good;Avoid the phase change process of water, and energy consumption is less, energy saving and emission reduction;Process flow is simple, and processing efficiency is high;Avoid secondary pollution;Help coal chemical industry enterprise to realize plant material self circulation, and generate good economic benefit by-product.

The application discloses a floor brush mechanism, which comprises a floor brush body, a cleaning assembly, a flow divider and a cleaning device. The cleaning assembly is movably installed on the floor brush body. The flow divider is arranged on the floor brush body and has a water distribution surface arranged towards the cleaning assembly. The water distribution surface is an arc surface, which extends along the rotating direction of the cleaning assembly. At least one flow distribution port is arranged on the water distribution surface. When the cleaning assembly reversely rotates, dirt between the cleaning assembly and the water distribution surface is removed along the water distribution surface under the movement of the cleaning assembly. The application further discloses a cleaning device comprising the floor brush mechanism. The application further provides a cleaning system comprising the cleaning device and a base station. The floor brush mechanism, the cleaning device and the cleaning system can solve the problem that the self-cleaning of the cleaning device in the prior art cannot remove dirt in a chamber, thereby causing poor self-cleaning effect of a roller brush.

This invention discloses a continuous ultrasonic amplification standing wave field-ozone micro-nano bubble synergistic inactivation device for mariculture, comprising a seawater pretreatment unit, an ozone micro-nano bubble generating unit, an ultrasonic amplification standing wave field-ozone micro-nano bubble synergistic inactivation reaction unit, a multi-parameter effluent detection unit, and a closed-loop control unit connected in sequence. The reaction chamber adopts a three-layer coaxial nested configuration of 316L stainless steel. The inner tube wall has a regular polygonal prism structure, while the outer tube wall has a multi-segment continuously circulating "gradually expanding-constant diameter-gradually contracting" irregular tube structure. High- and low-frequency multi-array ultrasonic transducers are correspondingly arranged on the inner and outer wall surfaces to synergistically construct a blind-zone-free gradient amplification standing wave field. This invention achieves efficient and continuous inactivation of pathogenic microorganisms in mariculture water by targeting and enriching pathogenic microorganisms at the acoustic pressure nodes of the standing wave field, concentrating the excitation of multi-frequency resonant cavitation effects at the acoustic pressure antinodes, and coupling ozone micro-nano bubbles to reduce the cavitation threshold and leverage their high oxidizing properties.

The application discloses a cross array type jet flow air-entraining slurry conveying device, which comprises a liquid conveying system, a gas conveying system, a jet flow system, a jet flow module, a jetting module and a slurry conveying module, wherein the jet flow module is connected with the end of the liquid conveying system through a pressurizing module to inject the gas-liquid mixture into the slurry conveying module through the jetting module; the jet flow module is provided with a plurality of shunt ring pipes which are connected with the pressurizing module through shunt straight pipes, each of the shunt ring pipes is provided with a plurality of outlets, and the outlets on the adjacent shunt ring pipes are distributed in a staggered mode; the bionic jet flow ports arranged on the pipe wall in a cross mode are injected into the slurry pipeline to uniformly exert the drag reduction effect, reduce the friction and collision between the silt particles and the pipe wall, reduce the resistance loss, prolong the service life of the pipeline, meanwhile, the jet flow impact avoids the problems of silt accumulation and blockage, and guarantees the long-distance pipeline conveying of the slurry.

The utility model relates to sulfonic acid sodium sampling technical field discloses a kind of sulfonic acid sodium generation online sampling device, including reaction kettle, the inside of the reaction kettle is provided with sampling cylinder, the inside of the sampling cylinder is provided with sampling pipe, the outer wall of the sampling pipe is fixedly connected with sampling valve, the outer wall of the sampling valve is fixedly connected with fixed seat, the inside of the fixed seat is fixedly connected with fixed block, the inside of the fixed block is slidably connected with slide bar, the outer wall of the slide bar is fixedly connected with convex block, the outer wall of the convex block is slidably connected with connecting plate, the inside of the connecting plate is fixedly connected with support shaft. In the utility model, through the cooperation between fixed block, slide bar, convex block, connecting plate, support shaft and convex frame, only need to press slide bar to install and dismount fixed seat and whole sampling structure, it is convenient to maintain whole sampling structure, and whole sampling structure can be completely cleaned in offline state, prevent scale.

The utility model provides a wastewater treatment device, and relates to the technical field of wastewater treatment. The wastewater treatment device comprises: a tank; the partition plate is arranged in the box body and divides the box body into a first cavity and a second cavity; a through groove communicated with the first cavity and the second cavity is formed in the partition plate; the limiting plate is arranged at the through groove; the rotary driving assembly is rotationally arranged in the first cavity and is close to the through groove; the rotation driving assembly comprises a cylinder and rotating wheels at the two ends of the cylinder. The plurality of elastic filtering assemblies are arranged at intervals along the circumference of the cylinder body; the elastic filtering assembly comprises a roller body and an elastic piece; the elastic piece is elastically connected with the roller body and the rotating wheel; a first adjustable gap is formed between every two adjacent roller bodies in the circumferential direction. A second adjustable gap is formed between the roller body and the barrel body in the radial direction; a third adjustable gap is formed between the limiting plate and the roller body in the radial direction. The problem of blockage in the operation process of the wastewater treatment device is avoided.

The utility model belongs to the technical field of bathroom accessories, and particularly discloses a translation type bathroom movable door which comprises a sliding groove, a door body, a scraping plate and a flow guide groove. The sliding grooves are fixedly formed in a bottom plate and a top plate of a bathroom. The door body is movably installed in the sliding groove. The scraping plates are movably connected to the two corners of the bottom end of the door body, the bottom ends of the scraping plates adjustably abut against the bottom plates of the sliding grooves, and the side faces of the scraping plates abut against the side walls of the sliding grooves; in the process of sliding the door main body, the scraping plate at the bottom can scrape sewage and dirt in the sliding groove along with the movement of the door main body, and meanwhile, the sewage and the dirt are pushed into the flow guide grooves and flow into a bathroom, and when a user pushes the door main body every time, the sewage and the dirt can be scraped by the scraping plate at the bottom. And a user only needs to treat the flow guide grooves in the two sides, the situation that dust and dirt are accumulated in the sliding grooves, and smooth sliding of the door body is affected can be effectively avoided, and cleaning is convenient, fast, efficient, practical and convenient.

The application relates to a building spraying robot distance measuring device and a use method thereof, and belongs to the field of building distance measuring devices. The device comprises a spraying robot main body; a gas supply source is arranged on the spraying robot main body; a mechanical arm is arranged on the spraying robot main body; a spray gun is arranged at the end of the mechanical arm; a cleaning unit is arranged at the end of the spray gun; a distance measuring frame is fixedly connected to the bottom of the mechanical arm; a detection shell is arranged on the distance measuring frame; a gas outlet of the gas supply source is in communication with the inside of the detection shell; a detection telescopic pipe is arranged on the detection shell; an elastic marking unit is slidably arranged in the detection telescopic pipe; a gas spraying telescopic pipe is sleeved on the detection telescopic pipe; the gas spraying telescopic pipe is in communication with the inside of the detection shell; a gas spraying channel is arranged between the gas spraying telescopic pipe and the detection telescopic pipe; and the application has the technical effects of being applicable to harsh working environments, being easy to maintain and prolonging the service life of the detection device.

The utility model provides a continuous operation system for recycling TMAH waste liquid in the semiconductor industry, which relates to the technical field of industrial wastewater treatment and comprises a primary purification subsystem and a deep purification subsystem which are connected in sequence, the primary purification subsystem comprises a first-stage filter, a second-stage filter and a third-stage filter which are connected in sequence; the deep purification subsystem comprises a raw material tank A and a raw material tank B, feed ports of the raw material tank A and the raw material tank B are connected with a discharge port of the preliminary purification subsystem, discharge ports of the raw material tank A and the raw material tank B are connected with an electrodialysis membrane stack, a TMAH purified liquid output port of the electrodialysis membrane stack is connected with the concentration adaptation subsystem, and a waste liquid output port of the electrodialysis membrane stack is connected with reflux ports of the raw material tank A and the raw material tank B and a TMAH waste liquid tank respectively; suspended photoresist is removed from the TMAH waste liquid through the primary purification subsystem, filtered liquid in the raw material tank A and the raw material tank B alternately enters an electrodialysis membrane stack for deep purification, and residual waste liquid is discharged. According to the utility model, zero discharge of hazardous waste in the TMAH waste liquid treatment process is realized, and photoresist can be completely recycled.

The invention relates to the technical field of floor heating, and provides a floor heating system which comprises a floor layer, a second fine aggregate concrete layer, a first fine aggregate concrete layer, a paving heat preservation plate, a reflective heat insulation film, a heat insulation base layer and a leveling base layer from top to bottom. The heat insulation base layer is formed by splicing a plurality of columns of concrete blocks which are distributed at equal intervals. The function of replacing a single floor body is achieved, the bottom of the whole floor heating system has the good heat insulation effect, the problem that the indoor temperature of residents on the next floor is high due to the fact that part of heat generated by a floor heating pipe is transferred downwards is solved, part of the heat is further prevented from being lost, and the service life of the residents is prolonged. And the whole floor layer has a certain energy storage effect, the long-term energy storage performance of a floor heating system is guaranteed, the interior of the floor heating pipe can be washed, scaling of the inner wall of the floor heating pipe is avoided, and the timeliness of the floor heating pipe is guaranteed.

This invention belongs to the field of wastewater treatment technology, specifically relating to an ammonia recovery and utilization device for metal ion ammonia solutions. It includes an input pipeline for conveying the metal ion ammonia solution, connected to the solution inlet of a heat exchanger, and then connected to an ammonia stripping tower, which is also connected to a first sprayer within the tower. The heating medium pipeline of the heat exchanger is connected to a first steam source. The upper outlet of the ammonia stripping tower is connected to the suction inlet of a jet pump. The working medium inlet of the jet pump is connected to a second steam source. The outlet of the jet pump outputs ammonia solution. The bottom outlet of the ammonia stripping tower is connected to a solid-liquid separator. The liquid outlet of the solid-liquid separator is connected to a second sprayer within the tower via a return pipeline. The solid outlet of the solid-liquid separator outputs solid product. This invention can efficiently recover ammonia from metal ion ammonia solutions while simultaneously recovering and utilizing the metal elements.

The utility model discloses a quantitative blanking device of a cement gluing machine for suspension insulator production, which relates to the technical field of ceramic body preparation equipment and comprises a storage bin, the bottom of the storage bin is connected with a feeding pipe, and a first opening and closing valve is mounted on the feeding pipe; a measuring bin is arranged below the storage bin, a measuring bin feeding hopper is installed at the top of the measuring bin and located under the feeding pipe, a conveying shaft is rotationally connected into the measuring bin, spiral blades are fixed to the outer side face of the conveying shaft, one end of the conveying shaft extends out of the measuring bin, and a gear motor is arranged to be connected with the conveying shaft. A bearing plate is fixed to the bottom of the measuring bin, a main base is arranged below the bearing plate, a pressure-sensitive weighing device is installed on the top of the main base, the bearing plate is arranged on the pressure-sensitive weighing device, the end, away from the gear motor, of the measuring bin is connected with a discharging pipe, and a second opening and closing valve is installed on the discharging pipe; quantitative conveying of cement materials is achieved, and the discharging error is controlled within a small range.

The utility model discloses an oil sludge thermal desorption non-condensable gas multi-stage water curtain collaborative dust removal device which comprises a base, a supporting table is fixedly installed on one side of the top of the base, a first booster fan is fixedly installed on the top of the supporting table, and the oil sludge thermal desorption non-condensable gas multi-stage water curtain collaborative dust removal device further comprises a spraying inclined pipe arranged at the air supply end of the first booster fan, the spraying inclined pipe is fixedly installed on one side of the top of the base and comprises a plurality of connecting sections and a plurality of spraying sections, the connecting sections are connected with the spraying sections in a penetrating mode, one side of the spraying inclined pipe is connected with the connecting section to be connected with a first pressurizing fan in a penetrating mode, and one end of the connecting section on the other side is connected with a first gas-liquid separator in a penetrating mode; the first gas-liquid separator is fixedly connected with the water bath tank; the non-condensable gas can be purified, the purified non-condensable gas meets the cleanliness requirement of a combustion system, tail end flue gas particulate matter emission is superior to the environmental protection standard, environmental benefits and economic benefits are considered, and practicability is improved.

The invention belongs to the technical field of industrial wastewater treatment, and particularly relates to a sterilization and cleaning method of an industrial wastewater recycling membrane system, which comprises the following steps: (1) performing graded chlorine disinfection on an aeration tank: continuously adding sodium hypochlorite at the water inlet end of the aeration tank; (2) stripping and cleaning the filter slime, namely periodically cleaning the filter by adopting a slime stripping agent, injecting the dissolved slime stripping agent into the filter, and combining static soaking with dynamic gas scrubbing; (3) performing impact addition of the non-oxidizing bactericide before reverse osmosis: performing impact addition of the non-oxidizing bactericide for 2-4 times every week in a reverse osmosis water inlet section, wherein the single-time addition time is 30-60 minutes; and (4) optimizing a reverse osmosis chemical cleaning process: adopting a'double alkali cleaning 'combined process. According to the method, a systematic and multi-node cooperative sterilization and cleaning mode is adopted, all pollution nodes of the whole process are covered, microorganism prevention and control in the whole process from water inlet to water production are achieved, and the operation stability of a membrane system under high-temperature and high-pollution water quality is improved.

The utility model discloses a glue supply device of a packaging machine in the field of cigarette equipment. The glue supply device comprises a glue supply barrel, and a box body cover is mounted on the glue supply barrel; a first cavity and a second cavity are formed between the glue supply barrel and the box body cover, and an ultrasonic nebulizer is mounted in the second cavity and used for humidifying the first cavity; the pneumatic diaphragm pump is used for discharging glue in the first cavity; during use, the two cavities are filled with packaging glue and purified water respectively, after the pneumatic diaphragm pump completes glue discharging action, the ultrasonic nebulizer works to humidify the interior of the glue supply barrel (the first cavity), it is guaranteed that the packaging glue has proper humidity, excessive scale deposition is prevented, the glue containing amount of the glue barrel is greatly reduced, and therefore frequent glue adding is avoided, and the production efficiency is improved. And secondly, due to the packaging glue with proper humidity and a closed environment, impurities are prevented from entering, and the use quality of the glue is ensured.

The application discloses a high-flux tube heat exchanger convenient to adjust, and belongs to the technical field of heat exchangers, which comprises a shell, a first tube box and a second tube box, two tube plates are arranged in the shell, a plurality of tube bundles with grooves are arranged on the two tube plates, fixed baffles are further arranged in the shell, movable baffle protection mechanisms are arranged on the side of each fixed baffle, and the tube bundles penetrate through the fixed baffles and the movable baffle protection mechanisms. Through the application, the grooves on the surface of the tube bundles can be cleaned, the grooves can be used for different types of groove structures, have universal applicability, the situation that scale is accumulated in the grooves is effectively avoided, the problem that the tube bundles are locally hardened by scale accumulation is prevented, the thermal resistance barrier caused by the scale layer is eliminated, the fluid flow at the groove position is optimized, compared with the traditional periodical cleaning, the application changes from passive cleaning to active protection, the cleaning period is prolonged, and the maintenance frequency and cost are reduced.

The utility model discloses a kind of anti-clogging continuous glacial acetic acid rectification purification device, including sequentially connected raw material tank, preheater, rectifying tower, the outside of the raw material tank is equipped with first heat-preservation jacket, the outside of the rectifying tower is equipped with second heat-preservation jacket, the pipeline between the rectifying tower and the preheater is equipped with polymerization inhibitor injection port;The gas phase outlet of the top of the rectifying tower is connected with main condenser, the main condenser connects reflux tank, the reflux tank is connected product cooler by reflux pump, and the product cooler is connected with product storage tank;The liquid phase outlet of the bottom of the rectifying tower is connected with reboiler, and the reboiler is also connected with the rectifying tower, and the pipeline between the liquid phase outlet and the reboiler is also equipped with recovery tank.The utility model can present glacial acetic acid's high-purity continuous stable production, solve or greatly alleviate crystallization plugging problem in rectification process.

This invention relates to the field of coal mine water treatment technology, and discloses a system and method for recovering sodium carbonate and sodium chloride from mine water. The system includes a pretreatment unit (1), a concentration and softening unit (2), and an evaporation and crystallization unit (3). The pretreatment unit (1) pretreats the mine water to remove fine suspended solids and colloids, obtaining pretreated mine water. The concentration and softening unit (2) performs multi-stage concentration and softening on the pretreated mine water. The evaporation and crystallization unit (3) evaporates, dries, and crystallizes the water treated by the concentration and softening unit (2). In the system described in this invention, by performing pretreatment, multi-stage concentration, softening, and evaporation on the mine water, scaling during evaporation and crystallization is avoided, reducing the cost of mine water treatment. Simultaneously, the obtained sodium carbonate and sodium chloride meet market standards.