34results about How to "Avoid uneven temperature" patented technology

The invention relates to a spongy gel phase change cold storage agent for fruit and vegetable preservation and a preparation method thereof. The preparation method comprises the following steps: 1) sequentially adding sodium alginate powder, an N, N '-methylene bisacrylamide aqueous solution, tetramethylethylenediamine and an ammonium persulfate aqueous solution into an acrylamide aqueous solution; (2) transferring the mixed solution into a polytetrafluoroethylene container, quickly putting the polytetrafluoroethylene container into a vacuum dryer filled with allochroic silicagel, vacuumizing by adopting a circulating water vacuum pump, and sealing for overnight cross-linking to prepare spongy gel; and 3) soaking the spongy gel in a potassium chloride solution to prepare the spongy gel phase change cold storage agent. The spongy gel phase change cold storage agent prepared by the method disclosed by the invention has high phase change latent heat and high flexibility; the device can be freely cut to fit the logistics space, and the problem that the internal environment temperature of the logistics space is not uniform due to local cooling is avoided; the potassium chloride solution is used as an additive for adjusting the phase change temperature of the gel cold storage agent, and the appropriate phase change temperature can be adjusted according to different fruits and vegetables.

The invention discloses a multi-storage-location aging test device, and relates to the technical field of new energy battery pack testing. The multi-storage-location aging test device comprises a base, the top of the base is fixedly connected with a test mechanism, and the outer wall of the base is fixedly connected with a U-shaped bin. According to the multi-storage-location aging test device, the flowing assembly is matched with the moving assembly, a heater generates heat, a fan blows airflow to perform all-dimensional uniform temperature rise on a battery pack in the test bin through an airflow hole, an electric sliding block drives the heater and the fan to change the airflow direction through the arc-shaped design of a sliding rail, and multi-angle temperature rise is achieved; the device can place a plurality of battery packs into the test bin to be tested, the test efficiency is improved, meanwhile, the electromagnetic mechanism is used for heating the side face of the test bin, the heater is combined with heat conduction of the bottom of the test bin, comprehensive heating of the battery packs is achieved, and the reliability of the test result is ensured.

The application relates to a lamp box for a pulse light lamp tube, which comprises a box body, an internal space of the box body comprising an irradiation space and a heat dissipation space, a rotating base arranged in the irradiation space, a driver arranged in the heat dissipation space and connected with the rotating base, a heat dissipation module arranged in the heat dissipation space, a plurality of liquid cavities uniformly distributed in the heat dissipation module, a refrigeration module and an evaporation pipeline connected with the plurality of liquid cavities, a first end of the evaporation pipeline being connected with the liquid cavities, a second end of the evaporation pipeline being connected with the refrigeration module, a one-way valve being further arranged on the evaporation pipeline, the driver being used for driving the rotating base to reciprocating rotate, and a heat exchange surface of the heat dissipation module extending into the irradiation space. The lamp box for the pulse light lamp tube disclosed by the application controls the surface temperature of the lamp tube through the contact heat transfer and the dynamic adjustment of the heat exchange surface, so as to control the surface temperature of the lamp tube in the allowable range.

The invention provides a liquid crystal display glass thermoforming device, belongs to the technical field of glass thermoforming, and solves the technical problems that a liquid crystal display glass substrate cannot be uniformly thermoformed and heat loss cannot be reduced at present. The liquid crystal display glass heating forming device comprises a workbench, a baking box is fixedly connected to the surface of the workbench, supporting columns are fixedly installed at the bottom end of the workbench and the bottom end of the baking box, a guide assembly is arranged on the outer side of one through hole, and cover plates are movably connected to the outer walls of the two through holes. The transmission autorotation assembly is arranged in the baking box, so that a rotating rod can drive a sleeve frame to autorotate in the baking box, a clamping frame in the sleeve frame can conveniently drive glass to be uniformly heated and formed in the baking box, and the problem that the glass heating and forming temperature is not uniform is solved; and moreover, the cover plates are arranged on the two sides of the baking box, so that stable feeding and discharging can be carried out in the baking box.

The utility model relates to the technical field of lithium ion batteries, and discloses an immersed battery pack which comprises a top cover and a bottom cover, a containing cavity is formed between the bottom cover and the top cover, a battery cell cluster is installed in the containing cavity, the bottom cover comprises a first side plate and a second side plate which are oppositely arranged, the first side plate is provided with a liquid injection opening of insulating cooling liquid, and the second side plate is provided with a liquid injection opening of the insulating cooling liquid. A liquid outlet is formed in the second side plate, and the projection of the liquid injection opening on the second side plate and the liquid outlet are distributed on the second side plate in a diagonal mode. The liquid injection port and the liquid outlet are respectively formed in the farthest corners between the first side plate and the second side plate, so that the flowing distance of the cooling liquid in the accommodating cavity is shortened while the cooling effect on the battery cell cluster is ensured, and the influence on the battery performance due to non-uniform temperature of the battery cells on the two sides of the module is prevented; in addition, all the insulating cooling liquid can reach the liquid outlet after passing through the battery cell cluster, so that sufficient heat dissipation of all the insulating cooling liquid on the battery cell cluster is ensured, and the cooling efficiency of the immersed battery pack is ensured.

The present application relates to the technical field of metal material heat treatment, in particular to a heat treatment furnace device and method capable of controlling temperature and cooling speed, wherein the furnace body is internally constituted as a hearth, the output end of the air supply system is located at the lower region of the hearth through the furnace body; the flow equalizing system is arranged at the lower region of the hearth and is in communication with the output end of the air supply system; the workpiece is placed on the flow equalizing system; the circulation and exhaust system is arranged at the upper region of the hearth and is in communication with the interior of the hearth, the temperature monitoring system is arranged on the circulation and exhaust system and is directly above the workpiece; the control system is electrically connected with the air supply system, the circulation and exhaust system and the temperature monitoring system. The present application effectively solves the problems of insufficient cooling speed and poor cooling uniformity in the prior art.

According to the technical scheme, the processing equipment is characterized by comprising a dyeing device, a heat setting device, an after-finishing device and a control mechanism. The heat setting device comprises a box body, a feeding channel and a conveying mechanism are arranged in the box body, and a steam setting mechanism is arranged in the middle of the feeding channel. The steam shaping mechanism comprises extrusion pieces symmetrically arranged in the feeding channel, each extrusion piece is composed of pressing plates arranged on the two sides of the fabric up and down, each pressing plate is provided with an air cavity and a spraying hole, the air cavities are connected with a steam source, and the spraying holes face the fabric and can spray high-temperature steam. In addition, the equipment further comprises a driving mechanism which can drive the two sets of extrusion pieces to horizontally move in the width direction of the fabric, and the moving directions of the two sets of extrusion pieces are opposite. According to the equipment, uniform high-temperature steam spraying and fabric pressurizing and smoothing are achieved, the problems of uneven heating and wrinkling caused by the fact that the steam spraying direction is fixed in traditional equipment are effectively solved, and the flatness, the size stability and the finished product quality of the fabric are remarkably improved.

The utility model relates to the technical field of battery boxes, in particular to a conjoined photocell box for a financial cash identification and detection system, which comprises a battery box body, a conductive connecting piece and a plurality of mounting racks, the conductive connecting piece and the mounting racks are arranged on the battery box body, a mounting cylinder is arranged in the battery box body through the mounting racks, and a working battery is filled in the mounting cylinder. According to the battery cooling device, under the cooperation of the suction pipe, the liquid return pipe, the liquid pump, the communication cavity and the circulating pipe, cooling liquid in the communication cavity and the inner wall of the mounting cylinder are subjected to continuous heat exchange, the phenomenon that the temperature of all positions of a battery is not uniform is avoided, and the battery cooling device is convenient to use. And meanwhile, the cooling liquid subjected to heat exchange enters the runner pipe, and the communication cavity is clamped between the battery and the runner pipe, so that the cooling liquid in the communication cavity exchanges heat with the cooling liquid absorbing heat in the inner wall of the mounting cylinder and the runner pipe at the same time, and the cooling effect of the cooling liquid is fully exerted.

The invention belongs to the technical field of refrigerator cars, and discloses a refrigerator car which comprises a chassis, a refrigerator compartment, a refrigerating unit and a plurality of evaporating units, the refrigerator compartment is located above the chassis, and the refrigerator compartment can abut against and be away from the chassis in the height direction. The refrigerating unit is installed below the chassis and comprises a compressor and a condenser. The multiple evaporation units are installed on the top in the refrigerator compartment and evenly distributed in the length direction of the refrigerator compartment, the refrigerating unit is communicated with all the evaporation units through a pipeline system, each evaporation unit comprises an expansion valve and an evaporator, and the compressor, the condenser, the expansion valve and the evaporator are sequentially communicated in a circulating mode. The refrigerator car overcomes the disadvantage that the air supply distance of a refrigerator compartment is too large, so that the refrigeration temperature field in the compartment is more uniform.

The utility model relates to the technical field of semiconductor preparation, in particular to a reactor for synthesizing electronic-grade silicon carbide powder. The graphite crucible comprises a straight barrel-shaped pot body and a cover body covering the pot body; first graphite paper is fully paved on the bottom surface and the side wall in the pot body, and second graphite paper is fully paved on the inner surface, facing the pot body, of the cover body; a raw material cavity is defined by the first graphite paper and the second graphite paper, the raw material cavity is divided into a plurality of independent reaction cavities through at least one piece of third graphite paper, and uniformly mixed carbon-silicon powder is placed in each reaction cavity; according to the reactor for synthesizing the electronic-grade silicon carbide powder, the uniformly mixed carbon-silicon powder is divided into multiple components by using more economical and effective graphite paper, and the bottom surface and the side wall in the crucible body are separated from a carbon raw material and a silicon raw material by using the graphite paper; the conditions that silicon carbide powder is not convenient to take out and the service life of the crucible is shortened due to the reaction of the carbon raw material and the silicon raw material with the crucible are effectively prevented.

The invention discloses a uniform-temperature hot-blast stove for circulating heat supply, which comprises a stove body, the bottom of the stove body is communicated with an air supply box, the hot-blast stove further comprises a pretreatment assembly, the pretreatment assembly is fixedly connected to the outer surface of the stove body, and one side, close to the stove body, of the pretreatment assembly is communicated with a circulating pipe; and the temperature control assembly is fixedly connected to the top of an inner cavity of the furnace body, and the inner surface of the furnace body communicates with an auxiliary assembly. According to the uniform-temperature hot-blast stove for circulating heat supply, heat can be uniformly distributed in the stove body conveniently, so that the situation that the temperature in the stove body is not uniform is avoided, a circulating pipe is close to an air supply box in the stove body, the circulating pipe can circularly circulate hot air heated by a pretreatment assembly, the heat can be uniformly transferred by the circulating pipe conveniently, and the heat supply efficiency is improved. And heat generated by the temperature control assembly flows into the furnace body from top to bottom for heating treatment, so that the heat flowing by the temperature control assembly can be in contact with hot air exhausted by the circulating pipe.

The utility model relates to the technical field of quenching, and provides a quenching device for manufacturing a high-precision mold. The side pipe and the conveying pipe are arranged on the outer wall of the quenching box, and the input end of the side pipe and the input end of the conveying pipe are gathered at one position and located in the quenching box; a plurality of output ports are formed in the quenching box; the side pipe is communicated with the output end of the conveying pipe and the output ports; an electric push rod is arranged on the outer wall of the quenching box, and a containing assembly is arranged at the output end of the electric push rod. By arranging the external electric push rod, failure or deformation of the driving assembly caused by direct connection of high-temperature liquid during quenching is avoided, and by arranging the side pipe, the conveying pipe and the high-temperature pump, liquid in the quenching box can be pumped out and conveyed back into the box again, so that circulation and convection of the liquid in the box are realized, and uneven temperature of the liquid in the box is avoided.

The invention discloses a heating conveying line applied to glass bottle decal, and relates to the technical field of glass bottle decal processes, the heating conveying line comprises a rack and a heating box arranged on the rack, the rack is provided with a conveying device used for conveying glass bottles, the heating box covers the conveying device, a temperature control device is arranged in the heating box, and the temperature control device is connected with the heating box. The temperature control device is used for maintaining the temperature in the heating box to be stable, a water tank is arranged on the heating box, an electric heater used for heating water in the water tank is arranged on the heating box, and a water brushing mechanism is arranged in the heating box, connected with the water tank and used for brushing hot water to the surface of a glass bottle. The surface of the glass bottle can be uniformly heated, meanwhile, traditional manual operation is replaced with the automatic heating and brushing process, the production speed is increased, and the requirement of large-scale production is met.

The utility model discloses a sunlight greenhouse dehumidification and ventilation device, which relates to the technical field of sunlight greenhouse dehumidification and ventilation, and comprises a blowing fan, the blowing fan is arranged in a sunlight greenhouse, the upper end of the blowing fan is communicated with a ventilation seat, the ventilation seat is provided with a rain cover, the side surface of the ventilation seat is communicated with a ventilation pipeline, and the ventilation pipeline is communicated with the ventilation fan. When the rain shielding cover is opened, ventilation and dehumidification are carried out through the ventilation seat, when the rain shielding cover is closed, an internal circulation mode is switched, wet and hot gas is condensed and dehumidified through the condensation pipeline to discharge moisture, and an air blower in the heating chamber drives air to flow through the heating wire to be heated and flow back to the greenhouse to maintain the temperature. The air return pipe is buried underground, cold air in the pipe is preheated through the ground temperature to automatically maintain the temperature of the greenhouse when the day and night temperature difference is large in summer, the electric heating wire is started for active heating when the ground temperature is insufficient in winter, and therefore the applicability of the device to different seasons is improved.

The invention discloses a three-sleeve millichannel reactor which comprises a reaction unit, a reaction liquid supply unit and a constant-temperature liquid supply unit, the reaction unit comprises a first pipe body, a second pipe body and a third pipe body which are sequentially sleeved from inside to outside; the outer wall of the first pipe body and the inner wall of the second pipe body form a first annular space; the outer wall of the second pipe body and the inner wall of the third pipe body form a second annular space; the reaction liquid supply unit and a liquid inlet of the first annular space can be connected and disconnected, and the constant-temperature liquid supply unit and a liquid inlet of the second annular space can be connected and disconnected; a first turbulent flow assembly is arranged in the first annular space, and a second turbulent flow assembly is arranged at a liquid inlet of the first annular space; the second turbulent flow assembly comprises a first channel and a second channel; the first channel is communicated with the first pipe body, and the second channel is communicated with the first annular space. According to the reactor, through the design of the multi-layer sleeve structure, the turbulent flow assembly and the liquid inlet, the mixing uniformity degree of reactants in the first annular space is promoted, and a powerful guarantee is provided for efficient chemical reaction.

The utility model relates to the technical field of cooling devices, and discloses a cooling device for mold manufacturing, which comprises an equipment box, the top of the equipment box is fixedly connected with a top box, the inner surface of the top box is provided with a spray head, the back of the spray head is fixedly connected with a moving block, the inner surface of the equipment box is fixedly connected with a through hole placing plate, and the through hole placing plate is provided with a through hole. A partition plate is fixedly connected to the middle of the inner surface of the equipment box, a containing bin is arranged at the bottom of the partition plate, a compressor is fixedly connected to the inner surface of the containing bin, a heat dissipation block is movably connected to the bottom of the partition plate, and a condensation pipe is arranged at the bottom of the heat dissipation block. Heat on the surface of the mold can be quickly taken away by drawing and brushing the mold through water flow, so that quick cooling is realized, the problems of mold deformation, breakage and the like caused by high temperature are prevented, and meanwhile, water in the water tank can be cooled while ambient air is cooled, so that quick cooling of the mold is realized.

The invention belongs to the technical field of food processing, and discloses a heat exchange cage pipe of an edible oil crystallizing tank, the heat exchange cage pipe comprises a heat exchange pipe main body, the inner wall of the heat exchange pipe main body is provided with an adjusting mechanism, the outer wall of the heat exchange pipe main body is provided with a water inlet pipe and a water outlet pipe through a connecting mechanism, and the connecting mechanism comprises a connecting flange. A through groove is formed in the outer wall of the connecting flange, a rotating block is rotationally connected to the inner wall of the connecting flange, an inclined groove is formed in the outer wall of the rotating block, a connecting rod is slidably connected to the inner wall of the connecting flange, and a sliding block is slidably connected to the inner wall of the through groove. Through cooperation of the rotating rod, the sliding block and other structures, the positions of the threaded holes in the sliding block can be adjusted to correspond to the positions of the threaded holes in the fixing flange, the problem that heat exchange tube bodies are different in specification and cannot correspond to the threaded holes in the fixing flange, and consequently installation cannot be achieved is solved, and adaptability is high.

The invention discloses a laser cutting device and process for preventing deformation of a steel member, and relates to the technical field of laser cutting. A feeding box is fixedly connected to one side of the device body, and an operation table is fixedly connected to the front end of the device body. An auxiliary cutting assembly is arranged in the pipe fitting, high-temperature welding slag generated in the cutting process is splashed downwards and makes contact with a second partition net firstly, the second partition net is installed in an arc-shaped bearing plate through arc-shaped pieces on the two sides, and the arc-shaped pieces are fixed to the inner side of the arc-shaped bearing plate through tension ropes on the top; under the action of the pull rope, the second separation net has a movable space, potential energy of welding slag splashing is absorbed when the welding slag is splashed on the surface of the second separation net in cooperation with the flexibility of the second separation net, meanwhile, the metal net and the first separation net are further arranged at the bottom of the second separation net, and the welding slag intercepting effect of the second separation net is further improved; and the problem that the welding slag is splashed to the inner wall of the pipe fitting to cause non-uniform temperature is avoided.

The utility model discloses a supercritical pipeline support hanger embedded type cooling channel composite bearing frame, which relates to the technical field of pipeline support, and comprises a lower frame, an upper frame and a pipeline body, one side of the lower frame and one side of the upper frame are fixedly connected with water inlet pipes, and the other side of the lower frame and the other side of the upper frame are fixedly connected with water outlet pipes. Through the arrangement of the auxiliary assembly, after the pipeline body is installed and fixed, cooling water can be introduced into the lower frame and the upper frame through the water inlet pipe, then the cooling water is discharged through the water outlet pipe after heat exchange, circulation is formed, and the top of the lower frame and the bottom of the upper frame make contact with the outside of the pipeline body; and the pipeline body is cooled, so that the problems that the service life and the safety are affected due to fatigue, creep deformation or deformation of a metal material caused by long-term exposure of the pipeline body in a high-temperature environment are solved, and the protectiveness of the pipeline body is improved.

The utility model relates to an energy storage container, which comprises a plurality of air ducts, a plurality of heat exchange tubes, a plurality of heat exchange tubes, a plurality of heat exchange tubes and a plurality of heat exchange tubes, the plurality of battery racks are adjacently arranged, and the air outlets are communicated with the battery racks; the plurality of temperature adjusting devices are arranged adjacent to the plurality of battery racks, and the temperature adjusting devices are communicated with the air inlet; and each battery rack is independently matched with at least one air duct and at least one temperature adjusting device. Through the arrangement, each battery rack can be accurately regulated and controlled through the temperature regulating device, so that each battery pack positioned on the battery rack is at a proper temperature, and the problem of non-uniform temperature of the battery packs on the battery racks in each area caused by a single temperature regulating device and a single air duct is avoided; the service life of the battery pack is prolonged, and the failure rate of the battery pack is reduced.

The invention discloses an ammonia synthesis reactor which comprises at least one catalytic bed layer, at least one heat exchanger, a shell and a gas distributor, an inlet gas channel is formed between the outer wall of the catalytic bed layer and the inner wall of the shell; an outlet gas channel is formed between the inner wall of the catalytic bed and the outer wall of the heat exchanger; the gas distributor comprises at least one flow guide distribution element; the flow guide distribution element is a spiral strip-shaped body, and a mounting cavity is formed in the flow guide distribution element; the flow guide distribution element is mounted in the inlet gas channel and / or the outlet gas channel so as to form a spiral flow guide channel in the inlet gas channel and / or the outlet gas channel; according to the ammonia synthesis reactor, a spiral flow guide channel is provided for reaction gas in the gas channel, axial disturbance to the flowing reaction gas is increased, uneven distribution and gas bias flow of the reaction gas in the gas channel are prevented, then uneven temperature of the reaction gas in the ammonia synthesis reactor is avoided, and stable ammonia synthesis reaction is guaranteed.

The utility model discloses a novel energy-saving and emission-reducing boiler, and relates to the technical field of boilers. The device comprises a main body, a heat exchange part is arranged in the main body, a stirring part is arranged on the heat exchange part, the stirring part comprises a matched turntable, a connecting rod is fixedly connected to the surface of the matched turntable, two rotating blocks are uniformly and fixedly connected to the peripheral side surface of the connecting rod, stirring blades are fixedly connected to the peripheral side surfaces of the two rotating blocks, a mounting plate is fixedly connected to the top of the heat exchange part, and a ventilation table is fixedly connected to the surface of the mounting plate; an air inlet is formed in the bottom face of the ventilation table, a rotating shaft is rotationally connected into the ventilation table in a penetrating mode, driving blades are fixedly connected to the peripheral side face of the rotating shaft, and a first bevel gear is fixedly connected to the end of the rotating shaft. The driving blade drives the stirring blades to rotate through cooperation of the first bevel gear and the second bevel gear, the stirring blades stir water in the main body, and the situation that the water in the main body is heated unevenly in the using process can be avoided.

The invention relates to the technical field of automobile plastic part forming, in particular to an automobile plastic part forming device which comprises a movable module, a fixed module, a driving mechanism for driving the movable module to get close to the fixed module and an exhaust mechanism. The driving mechanism comprises an air conveying pipe, a reversing pipe fixedly installed on the air conveying pipe and a fixing pipe communicated with the reversing pipe. According to the mold, when the adjusting plate drives the ejector rod to slide, the ejector rod pushes the first piston plate to slide in the movable mold base, due to the fact that the interior of the movable mold base is vacuum, when the ejector rod slides through the communication position of the hose and the movable mold base, vacuum internal pressure pumps cooling liquid in the cooling box into the movable mold base through the hose, and after a movable mold set and a fixed mold are combined, the cooling liquid is cooled; the cooling liquid in the movable mold base can cool the plastic part in the injection molding process, the forming speed of the plastic part is increased, the cooling liquid does not need to be conveyed through an extra power source, and cost is saved.

The present invention relates to the field of fuel cell technology, and in particular to a fuel processor for a high-efficiency waste heat recovery fuel cell and a method of use. The fuel processor includes a component fuel processor housing and a component burner, a component secondary evaporator, a component reformer and a component primary evaporator that are arranged in the component fuel processor housing and are connected in sequence, wherein the component reformer is used to convert alcohol fuel into hydrogen through a catalytic reforming reaction; the component primary evaporator is used to convert liquid alcohol fuel into steam alcohol fuel; the component secondary evaporator is used to increase the temperature of the steam alcohol fuel produced by the component primary evaporator; the component burner provides heat energy for the component reformer, the component primary evaporator and the component secondary evaporator. The present invention reduces the use of auxiliary power during the startup phase, achieves the purpose of reducing the weight and volume of the fuel cell system, improves fuel efficiency and can also improve the power density of the fuel cell system.

The present invention relates to the field of heat treatment technology. A heat treatment device includes a furnace, an observation window is provided on the furnace body of the furnace, and quartz glass is inlaid on the observation window; it also includes an industrial computer, the industrial computer is connected to an infrared temperature imager and a first pan-tilt, the first pan-tilt is set outside the furnace body, and the infrared temperature imager is installed on the first pan-tilt; the infrared temperature imager faces the quartz glass; a light-transmitting window is provided on the furnace body of the furnace; the industrial computer is connected to a second pan-tilt and a carbon dioxide laser; a carbon dioxide laser is fixed on the second pan-tilt, and the light outlet of the carbon dioxide laser faces the light-transmitting window. The industrial computer captures the temperature image of the workpiece through the infrared temperature imager, finds the low-temperature area of ​​the workpiece, adjusts the carbon dioxide laser to face the low-temperature area, and starts the carbon dioxide laser to perform supplementary heating.

The utility model belongs to the technical field of furnace body equipment, especially relates to air curtain structure and its furnace body equipment. One kind of air curtain structure, include: mounting plate, its setting in the material import and export of solidification furnace, the outer cover of pumping air is set in mounting plate top, and is communicated with the air draught fan, a number of high temperature adhesive tape, its parallel even distribution is in mounting plate inner top wall, wherein, the air draught fan generates directional negative pressure airflow through the outer cover of pumping air, the extension direction of high temperature adhesive tape and solidification furnace in material conveying direction is positive intersection, to form the composite barrier screen of hot air current in solidification furnace. Through the cooperation of the outer cover of pumping air and high temperature adhesive tape, the synergistic mechanism of physical blocking and negative pressure suction is realized, and the temperature in the furnace body is avoided uneven.

The utility model discloses a condensing device for water reducing agent processing belongs to water reducing agent processing technical field. The utility model is provided with cold -draf machine and cooling water tank respectively in the both sides of reation kettle, and the inside of reation kettle is provided with cold gas ring pipe and cooling rotary pipe, and through three -fold cooling path cooperation, and cold -draf machine injects cold air directly into water reducing agent inside through the exhaust port of vertical pipe, and cold air is contacted directly with material, and utilizes heat exchange to take away heat quickly, and the inside of cooling rotary pipe is kept low temperature through cold air, and rotates and stirs under the driving of motor, expands low temperature contact surface, and passes through stirring and accelerates heat transfer in material inside, and the cooling medium of cooling water tank flows around outside reation kettle, forms the barrier of " external heat preservation + cooling", reduces the heat interference of external environment to inside, takes away the heat of reation kettle wall conduction simultaneously, can control water reducing agent temperature in target range quickly, avoids the change of material property because of slow cooling.

The invention provides a porous polymer foam material prepared based on a high internal phase emulsion template method and application thereof, the preparation method comprises the following steps: (1) mixing a vinyl monomer, a cross-linking agent, alkyl (meth) acrylate, an emulsifier, magnetic nanoparticles and a tracer agent to obtain an oil phase component; mixing water, electrolyte and an initiator to obtain a water-phase component; adding the water-phase component into the oil-phase component, and emulsifying to obtain a water-in-oil high-internal-phase emulsion; (2) depositing the water-in-oil type high internal phase emulsion obtained in the step (1) on a carrier substrate, and applying a pulsed magnetic field; (3) carrying out plasma treatment on the water-in-oil type high internal phase emulsion obtained in the step (2); curing in an eddy current induction area; in the step (3), a Fourier transform infrared spectrometer is adopted to monitor the concentration of each component on line, and signals are transmitted to a model prediction controller. The preparation method solves the problems of surface adhesion, oxygen inhibition and incomplete curing in the curing process.

This invention discloses a hot air towel drying rack, relating to the field of towel drying technology. It includes a hot air drying component comprising two sets of fixed frames arranged in parallel, with several sets of reinforcing rods arranged sequentially between the two sets of fixed frames. A first support frame is located on one side of the fixed frame, and several sets of placement rods are arranged sequentially on the other side of the first support frame, with the placement rods arranged in parallel. This invention, by using a hot air drying component, dries damp towels by blowing hot air. The hot air is evenly distributed onto the towels, ensuring rapid and thorough drying. This solves the problem of the inefficiency and poor results of natural sun drying, which is heavily dependent on weather and location. It also addresses the issue of low heat transfer efficiency in electric dryers where the heating element directly contacts the towel, effectively increasing drying speed, significantly reducing energy consumption, and avoiding uneven temperature during drying.

The present application relates to a kind of ammonia delivery anti-crystallization systems for denitration system, belong to flue gas denitration technical field, including heat tracing pipeline, product gas pipeline and drain main, multiple sleeves are uniformly and spacedly arranged on the product gas pipeline, sleeve is fixedly sleeved outside product gas pipeline, heat tracing pipeline input end is connected with auxiliary steam module, and heat tracing pipeline is connected with each sleeve by several heat tracing delivery pipes one by one, the sleeve bottom is also connected with drain pipe, and the free end of drain pipe is connected with drain main.The present application can effectively avoid the crystallization problem of denitration ammonia in the conveying process, and guarantee ammonia conveying smooth, temperature is enough, ammonia is uniformly sprayed, greatly improve the operation stability of denitration system.