85results about How to "Shorten heating time" patented technology

The invention relates to the technical field of clothes processing equipment, in particular to a control method of clothes drying equipment and the clothes drying equipment, and aims to solve the problem of how to further improve the drying efficiency of existing clothes drying equipment. To this end, the clothes drying apparatus of the present invention comprises: a drying chamber comprising an air supply port and an air return port; two ends of the circulating pipeline are respectively communicated with the air supply port and the air return port; the fan is mounted in the circulating pipeline, and airflow can enter the drying cavity from the air supply opening and return to the circulating pipeline from the air return opening; the heating device is mounted at the air supply outlet and can heat the air flow; the dehumidification device is mounted at the air return opening and can dehumidify the air flow; the control method comprises the steps that when a drying mode is started, the heating device and the draught fan are controlled to operate; obtaining the actual operation time of the drying mode; and selectively starting the dehumidification device according to the actual operation time.

The application discloses a heating assembly, a heating device and a battery cell hot-pressing equipment. The heating assembly comprises two coil assemblies, each coil assembly comprising a magnetic conducting member and a plurality of coils, the magnetic conducting member having three connection ends arranged in sequence, the connection ends being connected in a straight line, and each connection end being provided with a coil, and adjacent coils being adapted to pass through currents with a phase difference of 120 degrees. The two coil assemblies are arranged at intervals, a heating space is formed between the two coil assemblies, the connection ends of the magnetic conducting members of the two coil assemblies correspond to each other, the coils sleeved on the two corresponding connection ends are adapted to pass through currents with the same phase and can form a closed and linearly moving magnetic circuit. By corresponding the connection ends of the two magnetic conducting members and passing three-phase alternating currents through the coils on the three connection ends of the same magnetic conducting member, the closed magnetic circuit is linearly moved, so that the heating of the battery cell is uniform, the heating time of the battery cell is reduced, and the heating efficiency of the battery cell is improved.

The utility model discloses an inductive heating type low carbon stove structure, including metal muffle, front gas seal, rear gas seal, water -cooling induction coil and induction power supply, the front gas seal and rear gas seal of two ends fixed mounting of metal muffle are described, water -cooling induction coil all enclose in metal muffle outer surface, induction power supply is connected with water -cooling induction coil. The utility model discloses good solution traditional heating mode through the problem of low efficiency, big heat loss of heat loss, is a kind of energy -conserving type low carbon muffle structure, and control, feedback is more direct sensitive and high accuracy.

A handheld steam cleaning machine comprises a main machine shell which is provided with a handheld part and a steam outlet nozzle; a water inlet is formed in the upper end of the water tank; the lower end of the steam generator is provided with a water inlet, and the upper end is provided with a steam outlet; a water outlet of the water tank is connected and communicated with a water inlet of the steam generator through the water inlet pipeline; a steam outlet of the steam generator is connected and communicated with the steam outlet nozzle through the steam outlet pipeline; the electric on-off device is located in the main machine cavity and acts on the water inlet pipeline so as to block or connect the water inlet pipeline; the circuit board is electrically connected with the electric on-off device and the steam generator; and the switching mechanism is arranged on the handheld part and is in control connection with the circuit board. According to the scheme, the water tank and the steam generator are of a split structure, part of water is conveyed into the steam generator from the water tank to be heated and produce steam during use, the steam outlet heat efficiency is improved, and the heating time is shortened.

The application discloses a method for excavating a connecting channel by using a plasma torch, and the method comprises the following steps: carrying out freezing construction in a stratum until a freezing wall is closed, and the soil in the excavation path of the connecting channel is frozen into a frozen soil body; drawing an excavation contour line of the connecting channel on a working face, the excavation contour line is drawn according to the excavation path of the connecting channel, and the excavation contour line is located in the enclosure of the freezing wall; S2, drawing a cutting line on the working face, the cutting line is located in the enclosure of the excavation contour line of the connecting channel; S3, cutting the frozen soil body along the cutting line by using the plasma torch to obtain a cutting groove; and S4, inserting a nozzle of the plasma torch into the cutting groove. By reasonably designing the cutting line layout and the cutting unit area and combining the high-efficiency melting and crushing of the frozen soil body by the plasma torch, the method overcomes the shortcomings of low efficiency and great difficulty of the traditional construction method, and improves the construction efficiency and safety of the connecting channel.

The utility model discloses a kind of rice powder microwave heating curing device and rice powder machine with the device, the curing device includes extruding component, it includes extruding cylinder, further include microwave heating assembly, microwave heating assembly is arranged on the outer wall of extruding cylinder.Microwave heating assembly includes magnetron;Extruding component includes machine cylinder component and extruding screw rod, machine cylinder component includes inner cylinder and extruding cylinder;The sidewall of the extruding cylinder is equipped with multiple microwave guide inlets;Inner cylinder is arranged in the extruding cylinder, and the feed inlet of inner cylinder is communicated with the feed pipe;Extruding screw rod is arranged in the inner cavity of the inner cylinder;Each guide inlet on extruding cylinder is equipped with a microwave heating assembly, and guide inlet is fixedly connected with the magnetron.This rice powder microwave heating curing device directly heats rice powder by microwave, is easy to control heating temperature, energy saving and environmental protection, can solve the problem that material is unevenly heated, heating time is long, energy consumption is big in rice powder heating curing process.

The utility model relates to the technical field of vulcanization mould, especially a novel vulcanization mould, when using, through heating assembly makes hot oil respectively into two groups of hot oil passageway in mould body heating, temperature reaches setting temperature, and the rubber and the ultrahigh molecular weight polyethylene are put into the mould cavity, and the mould is closed, and the bonding temperature is set, and after the bonding temperature reaches, the cooling assembly is opened while keeping the continuous operation of heating assembly, and the cooling assembly is closed after reaching the setting cooling time, and heating assembly continues to run, can quickly heat the mould body, reduce the heating time of mould body, improve heating efficiency, including mould body and mould cavity, be provided with two groups of mould cavities on the mould body, and two groups of hot oil passageways and two groups of cold water passageways are respectively arranged in the mould body, still include heating assembly and cooling assembly, the heating assembly is used to supply hot oil for two groups of hot oil passageways, and the cooling assembly is used to supply cold water for two groups of cold water passageways.

This utility model relates to the field of heating spoon technology, and in particular discloses a heating spoon, including a spoon body assembly and a handle assembly used in conjunction with the spoon body assembly. The spoon body assembly includes a spoon head with a blind groove for holding material and a heating element for heating the spoon head. The blind groove for holding material has an inner groove concave surface for contacting the target object to be heated. The handle assembly has a spoon handle with a hollow cavity structure, and a control module electrically connected to the heating element is integrated within the hollow cavity structure. This heating spoon achieves reasonable division of core functions. The spoon body assembly focuses on material holding and heating, while the handle assembly integrates control functions, avoiding component interference and facilitating use. The inner groove concave surface of the blind groove for holding material makes close contact with the target object to be heated, improving the heat transfer efficiency of the heating element. The hollow cavity spoon handle can protect the control module and also reduce heat conduction, preventing burns to the hands, thus combining practicality and safety.

The high-temperature furnace for preparing the copper oxide powder comprises a preparation cylinder, two supporting sliding seats are arranged outside the preparation cylinder, lifting sliding plates are connected to the inner walls of the two supporting sliding seats in a sliding mode, and supporting clamping seats are fixedly installed on the side faces, close to each other, of the two lifting sliding plates. Electric push rods are fixedly installed on the inner bottom walls of the two supporting sliding seats, the telescopic ends of the two electric push rods are fixedly installed on the bottom faces of two lifting sliding plates correspondingly, connecting clamping plates are arranged above the two supporting clamping seats, and the side faces, close to each other, of the two connecting clamping plates are jointly and fixedly connected with a preparation container; relates to the field of copper oxide powder preparation. According to the utility model, through the stretching work of the electric push rod in the support sliding seat, the lifting sliding plate can be pulled to slide upwards, and the support clamping seat and the preparation container can be driven to ascend, so that the preparation container can be quickly taken out without waiting for the cooling of the whole preparation cylinder, and the blanking time is shortened.

The invention belongs to the technical field of low-pressure casting, and particularly relates to a low-pressure casting device and method for a large-size aluminum alloy shell metal outer mold composite sand core, the height of a large-size aluminum alloy shell casting is not lower than 600 mm, the inner diameter is not lower than 700 mm, and the average wall thickness is 14-20 mm; the low-pressure casting device comprises a mold system, a sand core system, a pouring system, a chilling block system and a dead head, the pouring system adopts a bottom pouring and stepped pouring mode, the structure of the pouring system is designed according to the height, the transverse characteristic size and the average wall thickness of a casting, the pouring system is deeply optimized, and the casting quality is improved. By adopting the design mode of multiple sprues and circumferentially and uniformly distributed transverse sprues, it is ensured that a feeding channel is solidified later than a casting, the pressure maintaining pressure is continuous and effective, the casting defects of cold shut, air holes, shrinkage cavities, shrinkage porosity and the like are avoided, the mechanical property and air tightness of the large-size casting are remarkably improved, and the cost rate is increased.

The utility model discloses curing equipment for photovoltaic module production, and particularly relates to the technical field of photovoltaic production and processing, the curing equipment comprises a base and a cooling and curing mechanism, through a rotating disc, the movement speed and position of a conveying net belt can be accurately controlled by utilizing a computer controller to fix the speed in an experiment, and the curing efficiency is improved. Each assembly can be processed and treated at the same speed and position in the manufacturing process, in addition, a top infrared heating plate and a bottom infrared heating plate are used, and the upper side and the lower side of the photovoltaic assembly are heated at the same time, so that the production efficiency is improved, the heating time is shortened, and the production cost is reduced. The photovoltaic module curing device is simple in structure and convenient to operate, ensures uniform heating in the curing process of a photovoltaic module, and can meet the requirement of continuous production due to the fact that the speed of the conveying net belt can be controlled and simultaneous heating of the upper portion and the lower portion can be achieved at the same time, which means that the photovoltaic module can be continuously processed and treated in the uninterrupted production process without interruption or pause.

The utility model relates to chemical synthetic technical field, concretely is a kind of production system of industrial grade ethylsilane, including the ethylsilane production unit, heat exchange unit, gas-liquid separation unit, ethylsilane temporary storage tank connected in turn;Ethylsilane production unit includes hydrogen preheater, methylsilane preheater, ethylsilane reactor, wherein, hydrogen preheater and methylsilane preheater one end are all provided with inlet pipe, and other end is all connected with ethylsilane reactor, and ethylsilane reactor is connected with heat exchange unit;Heat exchange unit is also connected with hydrogen circulation unit and methylsilane circulation unit.Hydrogen recovery recycling, after a period of time, the hydrogen generated in the reaction process can meet the operation required of ethylsilane production unit, stop external hydrogen supply;Methylsilane recovery recycling, save material, reduce consumption.

The utility model discloses a sea cucumber soaking combined pot which is provided with an outer container and an inner container which can be separated, and the outer container comprises an outer heating bottom, an outer heating wall and an outer port; the inner container comprises an inner heat transfer bottom, an inner heat transfer wall and an inner port; the inner container is arranged in a containing space which is defined by the outer heating bottom and the outer heating wall and used for dry pot cooking through the outer end opening, and the containing space is defined by the outer heating bottom and the outer heating wall. By means of the innovative design of the sea cucumber soaking combined pot, more efficient, safer and more convenient sea cucumber soaking experience is achieved, meanwhile, better rice taste and multifunctional use possibility are additionally provided, cost is lower, and remarkable market advantages are achieved.

The application provides a low-sulfur and low-phosphorus high-manganese submerged arc welding wire steel and a preparation method thereof, and the chemical components of the steel are as follows in terms of percentage by weight: C 0.07%-0.11%, Si≤0.10%, Mn 1.30%-1.50%, P≤0.012%, S≤0.008%, Mo 0.50%-0.65%, Ni 0.15%-0.25%, Cu≤0.10%, Al≤0.008%, O≤0.0040%, N≤0.0050%, and the rest is iron and inevitable impurities. The application adopts a production mode of '120t converter+LF furnace refining+small billet continuous casting+heating furnace heating+controlled rolling and controlled cooling rolling+heat preservation channel', and solves the problem of difficult oxygen control in the process of the low-silicon variety of the low-sulfur and low-phosphorus high-manganese submerged arc welding wire steel. The application not only guarantees the mechanical property requirements of the low-sulfur and low-phosphorus high-manganese submerged arc welding wire steel rod, but also has good drawing performance and welding performance.

The utility model discloses a kind of instant steam steamer furnace, it is related to steamer furnace technical field, the utility model includes case and steam generating device, the steam generating device includes steam disc, water supply structure and heating structure, steam disc is equipped with several, steam disc is set at the top of the case, water supply structure is arranged in the inside of case, water supply structure is used to water supply for steam disc, heating structure is arranged at the bottom of steam disc, heating structure is used to heat the water in steam disc.The utility model can reduce energy consumption, improve heating efficiency.

The utility model discloses a kind of heating disc and the liquid heater applied to it, it is related to heating disc technical field, comprising have: stainless steel contact layer, the stainless steel contact layer is used to directly contact with liquid, realize the heating conduction of liquid;Stainless steel base layer, the stainless steel base layer is used to bear thick film circuit or heating element, realize heat generation and conduction;Aluminum alloy soldering layer, the aluminum alloy soldering layer is between stainless steel contact layer and stainless steel base layer, for the welding of auxiliary stainless steel contact layer and stainless steel base layer;Stainless steel contact layer and stainless steel base layer of using S316 or S304 material, collocation porous aluminum alloy soldering layer, avoid heating disc surface rust, corrosion, prolong the service life of heating disc, while enhanced the overall structural stability of heating disc, and effectively improve heating efficiency, shorten the time of liquid heating.

The present application relates to the technical field of carbon dioxide desorption, and particularly relates to a carbon dioxide phase change absorption and desorption method, which comprises the following steps: step one, rich liquid conveying: conveying the rich liquid after phase change separation to a desorption device; step two, rich liquid heating: heating the rich liquid by the desorption device; step three, desorption: completing the desorption process of the heated rich liquid by the desorption device; step four, carbon dioxide exhaust: exhausting the heated carbon dioxide by the desorption device for collection; and step five, poor liquid exhaust: exhausting the poor liquid after the desorption in the desorption device is completed; the device is provided with a detection assembly and a reflux assembly, and the secondary desorption of the secondary rich liquid is beneficial to reducing the heat loss and desorbing the carbon dioxide in the rich liquid sufficiently, so as to improve the separation efficiency of the carbon dioxide.

This invention relates to the field of baby product technology, specifically to a bottle warmer, comprising a body with a cavity for assembling a baby bottle. The cavity contains a first heating element and a second heating element. The baby bottle can be installed upright or upside down in the cavity. The first heating element heats the side walls of the bottle in either the upright or upside-down position. When the bottle is upright in the cavity, the second heating element heats the bottom wall of the bottle. When the bottle is upside down, the second heating element contacts the liquid inside the bottle for contact heating. This invention effectively solves the problems of uneven heating, low efficiency, and poor adaptability caused by a single heating method in existing technologies by using a first heating element to heat the side walls of the bottle and dynamically switching between bottom wall heating and liquid contact heating modes depending on the assembly direction.

The application relates to a power control method and device, a multi-cavity function box and an integrated appliance, and relates to the technical field of household appliances. The power control method comprises the following steps: receiving a working instruction for controlling the working of a first function box; judging whether a second function box is in a running state; if yes, judging whether the real-time total heating power of a first power curve and a second power curve is greater than a heating power threshold; if yes, adjusting at least one of the first power curve and the second power curve, so that the real-time total heating power of the first function box and the second function box after the adjustment is not greater than the heating power threshold; wherein the first power curve is a heating power curve of the first function box working in a single cavity under the working instruction; and the second power curve is a heating power curve of the second function box working in a single cavity under the running state. The application has the effect of reducing the heating time of food in the function box.

This invention discloses a packaging structure based on a solid-liquid two-phase food shallow dish and its temperature rise prediction model, belonging to the field of food heat treatment and packaging technology. The total volume and height of the shallow dish are fixed, and the aspect ratio of the bottom surface is selected from 1:1, 1:0.9, 1:0.8, 1:0.7, 1:0.6, and 1:0.5, corresponding to lengths and widths of 277×277 mm, 292×262.8 mm, 310×248 mm, 331.2×231.8 m, 357.8×214.7 mm, and 392×196 mm, respectively. This invention enhances sterilization intensity and accelerates the temperature rise rate of the slowest heating zone by changing the aspect ratio of the shallow dish, while keeping the volume and height constant. Simulation and experimental verification show that the shallow dish with an aspect ratio of 1:0.5 has the best temperature rise performance, effectively shortening sterilization time, reducing energy consumption, and improving food quality. The present invention also provides a temperature rise prediction model based on the packaging structure, including material parameter determination, random particle generation, three-dimensional modeling, simulation verification and multi-scheme comparison, etc., which provides a reliable design basis for efficient sterilization of solid-liquid two-phase food.

The application discloses a ceramsite propping agent rotary kiln with waste heat recovery function and a use method, relates to the technical field of rotary kilns, and comprises a preheating kiln, a firing kiln, a cooling kiln, a fixed connection ring, a combustion pipe, two first transmission units and two second transmission units. The preheating kiln, the firing kiln, the fixed connection ring and the cooling kiln are sequentially connected, one end of the preheating kiln is connected with a feeding end, one end of the cooling kiln is connected with a discharging end, one end of the combustion pipe penetrates through the fixed connection ring from the outside, and the other end of the combustion pipe is located in the firing kiln. A waste heat exchange assembly is arranged between the preheating kiln and the cooling kiln, the two first transmission units are arranged between the preheating kiln and the firing kiln, the two second transmission units are arranged between the firing kiln and the cooling kiln, and the combustion pipe penetrates into the firing kiln through the fixed connection ring. Compared with the design that the combustion pipe is inserted into the kiln from the end of the rotary kiln in the general case, the time of the flame passing through the combustion pipe can be reduced.

The present application relates to a kind of lithium battery crushing separation line, belong to lithium battery crushing recycling field, it includes crushing separation line body, crushing separation line body includes heating mechanism in its feeding end, heating mechanism includes rack and the conveying device and feeding device set on rack, feeding device is set to the right side portion of conveying device above, and the left side portion of conveying device is covered with heating cover;Feeding device includes fixedly set on the mounting bracket of rack, conveying plate vibratably set on mounting bracket, and fixedly set on the blanking bucket of rack;The upper and lower ends of blanking bucket are both opened, and blanking bucket is provided with the closure plate for blocking blanking bucket in openable;The right end of conveying plate is inclined downward and extended to the upper end opening of blanking bucket above, the middle part of conveying plate is provided with the windowing of penetrating conveying plate, and screen is provided in windowing.The present application can effectively improve the efficiency of crushing separation line crushing recycling waste lithium battery.

The utility model relates to the technical field of biological fermentation equipment, in particular to a corn steep liquor heating tank which comprises a tank body, a stirring device is arranged in the tank body, a heating assembly is arranged at the bottom of the stirring device, the stirring device comprises a stirring shaft, and a stirring mechanism is arranged at the bottom of the stirring shaft. The stirring shaft comprises an outer shaft and an inner shaft which are fixedly sleeved together, and the inner shaft extends out of the outer shaft; the stirring mechanism comprises a stirring rod and an anchor type stirring paddle, the stirring rod is installed on the outer shaft through a fixing sleeve and located in the middle of the tank body, and the anchor type stirring paddle is located at the bottom of the stirring rod. According to the utility model, when the stirring shaft rotates, the stirring rod is matched with the anchor type stirring paddle, so that corn steep liquor can be better stirred uniformly; the heating area of corn steep liquor in the tank body is increased, the heating time is shortened, and resources are saved.

The application provides an energy-saving oven and a control method thereof. The oven comprises a heating mechanism, the heating mechanism comprises two first side plates arranged oppositely, a first top plate arranged at the top end of the two first side plates, two air inlet plates and an air outlet plate forming a transversely extending inner cavity, a plurality of fans and a plurality of lamp tube assemblies, the air inlet plates and the air outlet plate are respectively arranged at the inner side of the first side plates and the first top plate in a spaced manner; the air inlet plates are provided with inwardly inclined first inclined plates at the two ends, the air inlet plates and the first inclined plates are both provided with a plurality of air inlet holes, the hole walls of the air inlet holes extend outwardly and the hole diameters gradually decrease; the air outlet plate comprises a perforated sub-plate provided with a plurality of air outlet holes, two adjacent perforated sub-plates are connected to form a V-shaped structure, the hole walls of the air outlet holes extend inwardly and the hole diameters gradually decrease. The application can effectively reduce the energy consumption of the oven.

The utility model relates to the technical field of dish-washing machine water inlet, propose a dish-washing machine water tank structure, including the box, be equipped with first waterway on the box, first waterway is equipped with the water inlet end that communicates the inner chamber of box, and the liquid outlet end that communicates dish-washing machine, the box is equipped with first switch valve for opening and closing first waterway water inlet end, first waterway water inlet end is closed, and liquid directly enters dish-washing machine through the first waterway of box, first waterway water inlet end opens, and liquid enters the box through the water inlet end of first waterway of box to store liquid in the box. By setting first waterway, water inlet end, liquid outlet end and first switch valve, flexible waterway control mode is provided for dish-washing machine water tank. In the dish-washing machine working process, when being in pre-washing and cold stage, no hot water is needed, first waterway water inlet end can be closed, liquid is not stored through water tank, directly enters dish-washing machine through first waterway, and the temperature requirement of different washing stages of dish-washing machine is adapted.

The utility model discloses a miniature electric heating tube for small household appliances, which comprises a tube body, an end cover is arranged at the open end of the tube body, an insulating support rod is arranged at one end, facing the tube body, of the end cover, an electric heating wire is arranged on the insulating support rod, an insulating filler is arranged in a gap between the electric heating wire and the inner wall of the tube body, and the insulating filler is arranged in the gap between the electric heating wire and the inner wall of the tube body. Two ends of the heating wire are respectively connected with two pins, two through holes are arranged on the end cover, and one ends of the two pins respectively extend out of the two through holes. The electric heating tube has the advantages that the electric heating wire is wound on the insulating supporting rod, electric isolation is achieved, short circuit caused by direct contact between the electric heating wire and the tube body is prevented, and safety is improved. A gap between the heating wire and the inner wall of the tube body is filled with an insulating material, so that the insulating property is enhanced and element wear caused by vibration is reduced. Compared with a traditional miniature electric heating tube, the miniature electric heating tube with the optimized structural design has the advantage that the safety and the stability are effectively improved.

The invention relates to the technical field of photovoltaics, in particular to a solar cell and a preparation method thereof, a laminated cell, a photovoltaic module and processing equipment. According to the preparation method provided by the invention, photo-thermal cooperative treatment can be performed on the solar cell in a process window period between printing and sintering of the solar cell so as to activate hydrogen atoms in a film layer of the solar cell and guide the hydrogen atoms to migrate towards the direction of the substrate, so that the hydrogen atoms can be combined with dangling bonds at the substrate to form a passivation structure; according to the method, defects in the solar cell can be repaired in advance, so that hydrogen atoms in a film layer of the solar cell can be locked before the solar cell is sintered, the possibility of excessive escape of the hydrogen atoms during sintering can be reduced, the concentration of the hydrogen atoms in the film layer of the solar cell can be improved, the passivation quality of the solar cell is improved, and the service life of the solar cell is prolonged. Therefore, the photoelectric conversion efficiency, the open-circuit voltage, the short-circuit current and the filling factor of the solar cell are improved, and the overall working performance of the solar cell is improved.

This utility model relates to the technical field of water circuits in coffee machines, proposing a coffee machine that combines anti-dry-burning and efficient steam output, comprising: a preheating pot for preheating cold water; a water pump connected to the preheating pot to input cold water into the preheating pot; a coffee pot for heating liquid and connected to the preheating pot, where cold water is heated and then reheated; and a steam pot for heating liquid to output steam, connected to the coffee pot, and equipped with a water level probe to detect the liquid level and prevent dry-burning. When the water level in the steam pot is below a detection threshold, the liquid is replenished into the steam pot after being heated by the water pump, preheating pot, and coffee pot. The connection between the steam pot and the coffee pot allows it to directly receive hot water from the coffee pot, significantly shortening steam heating time, reducing steam pressure fluctuations, and ensuring stable and continuous steam output.

This invention proposes an in-situ conformal heating and homogenization forming method for irregularly shaped internal cavity composite cylindrical parts. The method involves: designing a composite layup of carbon fiber prepreg and a heat-replenishing adhesive film; preparing the heating and heat-replenishing adhesive film; composite laying of the carbon fiber prepreg and the heat-replenishing adhesive film; bonding the heating film with a metal outer mold; curing reaction; demolding; and machining. This invention provides an in-situ conformal heating and homogenization forming method for irregularly shaped internal cavity composite cylindrical parts. It explores the forming mechanism under the coupled action of the homogenizing temperature field and pressure field, which are synergistically controlled by the heating film and the heat-replenishing adhesive film under varying thicknesses. This forms a macroscopic multi-scale temperature gradient integrated forming technology, achieving homogenized, low-cost, high-efficiency, and low-energy-consumption manufacturing of large-size complex cylindrical parts. This meets various mechanical performance indicators of the products and enables their application, enhancing the competitiveness of high-end composite products in the defense field.

This utility model provides a ladle cover with an operating hole insulation device, relating to the field of iron and steel metallurgical technology. It includes a ladle cover body and a first and second insulation cover mounted thereon. The insulation cover consists of an asbestos layer and an iron plate covering its outer surface, and is larger than the corresponding operating hole. It has sealing flanges on its edges to achieve airtight insulation when closed. The oxygen lance operating hole insulation cover is installed below the ladle cover via a hinged component, automatically opening and closing by gravity when the ladle is tilted. The diverting agent operating hole insulation cover is fixed by an arc-shaped hook device, and its opening and closing are controlled by external pulling. When closed, the locking part engages with the slot to lock it in place. This utility model and device significantly improve the ladle insulation effect, reduce the temperature drop of molten steel, reduce the heating time and energy consumption of the LF furnace, and shorten the smelting cycle.