18results about How to "Continuous production" patented technology

This invention provides an integrated device and method for gas ultrapurification, comprising: an integrated sealed cavity; an adsorption system disposed inside the integrated sealed cavity, the adsorption system being filled with at least one adsorbent; a temperature control system disposed inside the integrated sealed cavity, including independent refrigerant circulation loops and hot medium circulation loops, for temperature control of the adsorption system; and a gas pipeline system including a raw material inlet, a displacement gas inlet, a product gas outlet, and a desorption gas outlet, each interface being connected to the integrated sealed cavity; the temperature control system controls the temperature of the adsorption system, enabling the sequential execution of a series of processes within the integrated gas ultrapurification device under the condition of an inert gas flow: preheating and activation of the adsorbent, low-temperature adsorption purification of the gas, high-temperature desorption regeneration, and cooling of the adsorbent for later use. The method of this invention is simple, easy to operate, and has broad industrial application prospects.

The utility model relates to the field of petroleum chemical technology, concretely relates to a catalyst settlement system stable in operation and good in settlement effect, including clarification mechanism, sludge buffer tank, feed pipeline, sludge tank, backflow pipeline, overflow pipeline, filter press, filtrate tank and sludge discharge pipeline, the clarification mechanism includes a plurality of settlement tanks that are arranged side by side from front to back in proper order and the clarification tank that is arranged at the end of clarification mechanism, the bottom of clarification tank is provided with special ammonium sulfate solution discharge pipeline, is provided with ammonium sulfate solution pump on the ammonium sulfate solution discharge pipeline, the end of ammonium sulfate solution discharge pipeline extends to ammonium sulfate tank area, the outlet end of ammonium sulfate solution pump is equipped with a branch pipeline, this branch pipeline is connected with the feed inlet on the top of filtrate tank through regulating valve, the bottom outlet of filtrate tank is connected with the inlet of clarification mechanism through filtrate pump. The catalyst settlement system is stable in operation, and the downstream device operation cycle is prolonged.

The application belongs to the technical field of rubber additive synthesis, and particularly relates to a method for continuously preparing 4,4'-dithiodimorpholine. The method uses sulfur monochloride, morpholine, 32wt% liquid alkali (sodium hydroxide solution) and 120# solvent oil as raw materials, and generates 4,4'-dithiodimorpholine in a dynamic tubular reactor. After the reaction is completed, the material flowing out of the dynamic tubular reactor is collected, and the product is obtained through static layering, washing, filtering and drying. The method uses the dynamic tubular reactor for reaction, and the mass transfer and heat transfer efficiency are extremely high. The material is instantaneously and uniformly mixed, so that the morpholine and the sulfur monochloride are rapidly contacted and reacted, the reaction heat can be instantaneously removed, the optimal reaction temperature can be accurately maintained, the continuous production can be realized, the production capacity is greatly improved, the reaction time of the traditional kettle reactor is shortened from 2-7h to 10min, the raw material conversion rate is as high as 99% or more, and the goals of cost reduction and efficiency improvement, green safety are finally achieved.

This invention discloses a rapid drying device for strontium carbonate, comprising a heater, a feeder, a flash evaporator, a cyclone separator, a coarse bag filter, a water cooling mechanism, a fine bag filter, and a heat exchanger. The air inlet of the heater is connected to the heat exchanger via a return air pipe, and the air outlet of the heater is connected to the flash evaporator. The feeder is connected to the flash evaporator and adds strontium carbonate to be dried into the flash evaporator through the feeder. The outlet of the flash evaporator is connected to the cyclone separator, and the air outlet of the cyclone separator is connected to the coarse bag filter. The outlets of both the cyclone separator and the coarse bag filter are connected to the inlet of the water cooling mechanism. The air outlet of the coarse bag filter is connected to the heat exchanger, and the outlet of the water cooling mechanism is connected to the fine bag filter. This device improves thermal efficiency, enabling continuous production.

The application discloses a kind of short fiber insulation felt methods for preparing by wet process, short carbon fiber is laid into uniform mesh tire unit by airflow carding technology, after weighing, resin glue solution is sprayed on the surface of mesh tire and is conveyed to the pre-curing of baking tunnel;Using the mold of track reciprocating motion alternately receives the pre-cured mesh tire of conveying belt and the mesh tire unit of new laying machine, new laying mesh tire unit needs to be weighed, sprayed and pre-cured, and after multiple cycles, the dense multi-layer mesh tire structure with controllable layer number is formed;After the mold loaded with multi-layer mesh tire is hot-pressed and cured, the obtained blank is treated at high temperature in a graphitization furnace under inert gas or vacuum protection, and short fiber insulation felt is prepared.The method significantly improves the resin infiltration uniformity and structural density of the insulation felt through the synergistic optimization of resin infiltration and multi-layer laying process, the product density and thermal insulation performance are stable, and it is suitable for continuous production process, and has industrial application potential.

The application discloses a fiber array detection device for a four-quadrant photodetector, which comprises a body, a first end face and a second end face arranged in parallel along a first direction, and a side face extending along a second direction between the first end face and the second end face, wherein four V-shaped grooves arranged in parallel along the second direction are arranged on the side face; four optical fibers, which comprise a cylindrical optical fiber body and a protective layer wrapped on a part of the optical fiber body, and the part of the optical fiber body not wrapped by the protective layer is fixed in the V-shaped groove, and the protective layer is located on the side away from the body of the first end face; the part of the optical fiber body of the four optical fibers in the V-shaped groove is located on a concentric circle, and the distance between the part of the optical fiber body of the adjacent two optical fibers in the V-shaped groove is equal. The fiber array detection device for the four-quadrant photodetector can test the four quadrants of the four-quadrant photodetector simultaneously through the fiber array, improve the test precision, and improve the test efficiency.

The invention discloses a multi-section fixed bed reactor and application thereof. The fixed bed reactor comprises a plurality of sections of reaction units which are connected in series in the vertical direction, and static mixers arranged between the adjacent reaction units, the reaction unit comprises a reactor and a redistributor positioned above the reactor; a mixing component is arranged in the static mixer, and a heat preservation shell pass is arranged outside the mixing component; the inlet of the static mixer is communicated with the outlet of the reactor of the previous section of reaction unit and the raw material supplementing pipe, and the outlet of the static mixer is communicated with the redistributor of the next section of reaction unit. After each section of reactor discharges, materials are automatically supplemented, mixed and subjected to heat preservation, and then are distributed into the next section of reactor, so that the raw materials can be fully mixed and uniformly distributed. The equipment is simple to operate, and stable, continuous and efficient in production.

The utility model relates to the field of sand washing separator, specifically is a sand outlet anti -blocking mechanism of sand washing separator, including separator body, the surface fixed communication of separator body has the discharge pipe, one side fixed connection of separator body has the anti -blocking mechanism, the anti -blocking mechanism includes the mounting bracket, the left side of mounting bracket and the top fixed connection of separator body right side, the bottom fixed connection of mounting bracket has the side plate, the utility model discloses through control motor opening not only can drive knocking block reciprocating movement to the knock of discharge pipe, can also drive dredging pole in the inner chamber of discharge pipe swing, through multiple ways can good avoid the phenomenon that the discharge pipe appears the block, make sand washing separator can normally, continuously sand, make whole production flow not interrupt or slow down, also save the time of manual cleaning, reduce the labor intensity, greatly improve production efficiency.

The application discloses a novel automatic feeding mechanism for a small machine tool steel plate mold, and belongs to the technical field of automatic feeding of stamping processing equipment. The automatic feeding mechanism mainly comprises a workbench, the top surface of the workbench is provided with a driving assembly, the output end of the driving assembly is fixedly provided with a pushing assembly, one side of the top surface of the workbench is fixedly provided with a storage assembly, the pushing assembly reciprocates below the storage assembly through the driving assembly, manual operation is replaced by the automatic feeding mechanism, an operator does not need to directly contact a running stamping device, the pushing assembly automatically completes the conveying of a material plate from the storage assembly to the feeding port of the stamping device under the control of the driving assembly, a limiting assembly accurately controls the movement position of a pushing plate, ensures that the whole feeding process is stable and orderly, eliminates the safety hidden danger caused by manual operation, and provides a safe working environment for the operator.

This invention provides an integrated melting, casting, and crushing equipment and preparation method for vanadium-based hydrogen storage materials. The integrated equipment includes a vacuum melting device, valves, and a crushing system. The vacuum melting device melts and cools raw materials to obtain strip-shaped vanadium-based hydrogen storage materials. The strip-shaped vanadium-based hydrogen storage materials enter the crushing system through the valves for crushing. The vacuum melting device is located in a first atmosphere environment, and the crushing system is located in a second atmosphere environment. The operation of the vacuum melting device and the crushing system can be carried out simultaneously without interference. This integrated equipment sets the vacuum melting device and the crushing system in different protective atmosphere environments, allowing the vanadium-based hydrogen storage materials to undergo independent melting and crushing processes simultaneously. This reduces the consumption of protective atmosphere, simplifies the preparation process, shortens the material preparation cycle, and improves production efficiency.

The utility model discloses a kind of dodecahydrate trisodium phosphate flash cooling crystallization systems, sodium phosphate solution incoming pipe outlet is connected with the hot side entrance of array tube heat exchanger, and the hot side outlet of array tube heat exchanger is connected with the feed inlet of primary flash crystallizer;Primary flash lower cylinder circulation outlet is connected with upper cylinder circulation inlet by primary flash circulating pump;The crystal slurry outlet of primary flash crystallizer is connected with the circulation pipe of secondary flash crystallizer by primary flash material transfer pump;The crystal slurry outlet of secondary flash crystallizer is connected with thickener by secondary flash material transfer pump, and thickener overflow is connected with array tube heat exchanger cold side;Thickener bottom outlet is connected with centrifuge, and centrifugal solid phase connects product chute;Centrifugal liquid phase outlet is connected with mother liquor tank, and mother liquor tank outlet is connected with secondary flash crystallizer circulation pipe by mother liquor pump.The system is low in energy consumption, the obtained crystallization product granularity is uniform, high in purity, reduces waste liquid treatment capacity, realizes the recycling of resources, and improves economic benefit.

The utility model discloses a kind of fermentation tanks with on-line working bacteria separation, including tank body, the tank body side is provided with material guiding pump, refrigerator and centrifuge, tank body bottom is equipped with outlet, and outlet is connected with the input end of first discharge pipe and material guiding pump respectively by three-way, the output end of material guiding pump is connected with refrigerator inlet by first pipeline, refrigerator outlet is connected with centrifuge inlet by second pipeline, centrifuge outlet is connected to tank body top by third pipeline, it is connected between first pipeline and third pipeline by fourth pipeline, second discharge pipe is also connected on third pipeline, it is connected between second pipeline and fourth pipeline by fifth pipeline, third discharge pipe is also connected on second pipeline;The fermentation tank is integrated by tank body, refrigerator and centrifuge Design, then cooperate the adjustment of various valves, can realize static microorganism separation, material liquid circulation, continuous on-line separation production etc. Function, make production process continuous, automation, improve production efficiency.

The application discloses a catalyst for continuously preparing N-(1-ethylpropyl)-3,4-dimethylaniline through hydrogenation as well as a preparation method and application thereof. The catalyst comprises a carrier, and an active metal Pt, a first additive and a second additive supported on the carrier; the first additive is one of Sb, V, Zr, Ti and W, and the second additive is one of Bi, Co, Zn, Mn and La; the content of each component in the catalyst with a mass of 100% is as follows: the active metal Pt is 0.5-5%, the first additive is 0.1-1%, the second additive is 0.05-0.2%, and the rest is the carrier. The carrier is pretreated by using the additive metal, so that the catalyst has excellent anti-sintering and anti-carbon deposition capacity in continuous operation, and has a long service life; when the N-(1-ethylpropyl)-3,4-dimethylaniline is prepared, a continuous flow fixed bed technology is adopted, and production efficiency is high.

The utility model provides a distributed sintering system, which relates to the technical field of iron and steel smelting, and comprises a sintering machine and a master control center, the sintering machine is divided into a plurality of areas along the trolley advancing direction of the sintering machine, and a plurality of air boxes, flue gas pipelines and control devices are independently arranged in each area; a traditional large-flue, high-negative-pressure and high-air-volume induced draft sintering technology is improved, in the production process, the needed air volume and air pressure are different, and the traditional large-flue technology is difficult to adjust accurately, and a multi-flue, low-air-volume and low-negative-pressure collecting and distributing type sintering system is adopted, so that the energy consumption is reduced, and the energy consumption is reduced. Adjustment and control can be carried out according to flue gas characteristics and production requirements of different areas in the sintering process, the production quality can be effectively improved, the production energy consumption can be greatly reduced, the unit sinter pollutant emission amount and the total sintering flue gas emission amount are reduced, and a brand new energy-saving and emission-reducing sintering production process is provided for metallurgical production.

This invention provides a continuous preparation device for chlorine dioxide slow-release microspheres, belonging to the field of mechanical device technology. It solves the problems of existing commercially available chlorine dioxide preparation devices, where dust easily comes into contact with the chlorite solution and polymer solution during continuous production, causing a decline in chlorine dioxide quality; and the inaccurate and unstable delivery of the feeding equipment to the designated position during the placement and collection of chlorine dioxide slow-release microspheres, resulting in product loss. This continuous preparation device for chlorine dioxide slow-release microspheres includes a body, a frame, and a base. The body, located at the top of the base, has a rotating unit for loading materials and a preparation unit on one side of the rotating unit. The preparation unit and the rotating unit are separated by a glass plate. Two symmetrical openings are located at the bottom of the glass plate, and a limiting seat is provided at the opening within the preparation unit. This invention has the advantages of dust prevention and continuous manufacturing.

This invention belongs to the field of aggregate strengthening, specifically relating to a silicon-based composite reagent-strengthened recycled aggregate and its preparation method. The preparation method includes the following steps: crushing and sieving virgin mortar samples, then rinsing to remove impurities to obtain low-quality recycled coarse aggregate; then, under certain conditions, adding lime slurry and surfactant to the low-quality recycled coarse aggregate, stirring, and allowing it to stand, followed by cyclic stirring; then adding water, a hydrophobic agent, silica fume, and fly ash, and maintaining standing for 6–12 hours; finally, immersing in water to remove soluble impurities from the surface of the recycled aggregate, and air-drying to obtain the silicon-based composite reagent-strengthened recycled aggregate. This method, by comprehensively utilizing industrial by-products such as silica fume and fly ash, explores the application potential of industrial waste products in the field of construction solid waste resource utilization, increases resource utilization rate, efficiently utilizes industrial solid waste, and is conducive to resource conservation and the reuse of waste.

The utility model discloses a filter core edge bonding machine, including first edge bonding module, first cooling mechanism, second edge bonding module, second cooling mechanism set gradually along production transmission direction. First edge bonding module carries out once edge bonding operation to one pair of parallel side of filter core, enters first cooling mechanism and carries out cooling processing, then shifts the filter core that has cooled to second edge bonding module, carries out twice edge bonding operation to another parallel side of filter core, shifts filter core after twice edge bonding and makes it enter second cooling mechanism and carries out cooling processing, to complete the edge bonding of filter core and cooling operation, can carry out edge bonding to four edges of filter core in this technical scheme, satisfies the continuous production, and first cooling mechanism, second cooling mechanism are to pinch the filter core and carry out cooling to the filter core in the process of rotating to the required site is less, and it does not depend on the mould and carries out cooling, and when the overall production line changes the model, the speed of changing the model is faster.

The utility model discloses a kind of VPSA oxygen production equipment with high-efficiency gas separation cavity design, it is related to oxygen production equipment technical field.The utility model includes mixed structure, the mixed structure is used to make the molecular sieve in equipment inside in flowing state, the mixed structure includes conical outer box, transmission shaft is arranged at the inside center of conical outer box.The utility model is by setting mixed structure, specifically is starting motor, make gear drive gear ring rotate, and then let gear ring in rotation pass through connecting rod drive locating plate and transmission shaft rotation, make several blades carry out circular motion along transmission shaft, by the circular motion of blade, make the blade of blade push molecular sieve and flow in the inside of conical outer box, prevent local accumulation of molecular sieve, avoid because of accumulation and reduce the contact area of molecular sieve and gas in air, ensure the contact opportunity of molecular sieve and nitrogen and other impurities, and then guarantee the oxygen production efficiency of equipment.