259 results about "Induction heater" patented technology

The invention discloses a high-temperature and high-pressure multifunctional integrated shock tube test system, belongs to the technical field of explosion and impact dynamics tests, and aims at solving the problem that an existing shock tube is usually single in function and is only used for a simulation test of a certain function. The high-pressure section and the low-pressure section of the shock tube are both made of high-temperature-resistant nickel-based alloy, an induction heater is adopted for heating, high-pressure inert gas is filled into the high-pressure section through pressure gradients of diaphragm sets with different layers of diaphragm clamping sections, high temperature and high pressure of the high-pressure section at the temperature of 20-900 DEG C and the pressure of 0.1-50 MPa are obtained, and the high-pressure shock tube has the advantages that the high-pressure shock tube is compact in structure and low in cost. The multifunctional integrated shock tube test system can be used for researching the crushing characteristics of rock materials under the conditions of different pressures, temperatures, water contents and the like, the damage characteristics of explosion shock waves in the air to a target piece and the impact damage characteristics of a high-speed projectile body. Effective methods and means are provided for related research, and the shock tube test technology and engineering application capability are expanded. The test system is easy to implement, low in cost and multipurpose.

The invention relates to a low-toughness aerosol heater, a preparation method, application and an aerosol generating product. The aerosol generating product comprises an aerosol generating substrate and a low-toughness aerosol heater embedded in the aerosol generating substrate, the equivalent resistance critical temperature of the aerosol generating product is 200-500 DEG C, and the aerosol generating product can heat the aerosol generating substrate in a non-combustion mode, so that aerosol generation is achieved. The low-toughness induction heater is made of iron-based heating alloy and comprises, by weight, 70%-97% of iron, 1.6%-6.2% of boron-carbon components, 0%-10.0% of first auxiliary elements and 0%-18% of second auxiliary elements. The heater provided by the invention is low in cost, good in machinability, wide in temperature control interval, high in heating efficiency, wide in aerosol generation matrix applicability and high in compatibility.

An inductive heater assembly for heating a power tool battery pack, the inductive heater assembly comprising a housing, a battery pack interface configured to receive the power tool battery pack, a charging base, a coil portion located within the housing. The coil portion including a first coil winding and a second coil winding configured to generate an electromagnetic field, wherein the first coil winding and the second coil winding to form a Helmholtz coil.

The present application relates to the field of intelligent protection, and particularly relates to a 4D printing system and method of a bionic energy-absorbing honeycomb structure with adjustable configuration, which can consider deformation and efficient energy absorption when facing different collision conditions, fully protect the integrity of the passenger cabin or cargo cabin, and effectively reduce the injury of passengers or goods. The printing device contains a double-material extrusion system, a control system and a dynamic forming platform. The double-material extrusion system integrates a digital magnetic control system with an auxiliary magnetic field material extrusion system. In the printing process, by planning the printing path and applying a magnetic field, a patterned ferromagnetic domain pattern can be obtained while forming a complex honeycomb structure. Under the coupling effect of a high-frequency induction heater and a driving magnetic field, combined with the dynamic chemical properties of the base material, the obtained honeycomb structure can adjust the cell structure and material stiffness of the honeycomb material to cope with different collision conditions, realize active intelligent protection, and has great application potential in the field of transportation.

The invention discloses a single crystal furnace induction heater which is characterized by comprising a melt, a quartz crucible, a crucible side, an induction heater coil, a crucible core, a support rod and a furnace chassis, the melting body is supported in the quartz crucible, the quartz crucible is supported in the crucible side, the crucible side is provided with the crucible core, the induction heater coil is arranged on the peripheral wall of the crucible side, the furnace base plate is provided with a support rod hole, and a support rod is connected with a lower shaft through the furnace base plate. Eddy current heating is directly generated in a workpiece through electromagnetic induction, the target temperature can be achieved within a few minutes, the energy utilization rate can reach 90% or above, energy consumption is reduced, contact-free heating is achieved, safety performance is improved, easily-damaged and easily-consumed parts are avoided, the operation and maintenance service life is long, and the use cost of a single crystal thermal field is reduced.

The invention discloses a brazing welding device and a brazing welding method, and the brazing welding device comprises a welding seat, a pressing piece and an induction heater. A copper terminal is placed on the welding seat; the pressing piece comprises a first pressing part used for pressing the copper terminal on the welding seat and a second pressing part used for pressing the aluminum wire on the copper terminal; the induction heater utilizes induction current to heat, only the brazing filler metal is melted in the brazing process, and the brazing filler metal is fully diffused with the aluminum wire and the copper terminal to form firm metallurgical bonding. According to the brazing welding device, induction welding is used for replacing a traditional flame welding mode, no open fire exists in the whole welding process, the risk of fire disasters is reduced, and meanwhile the vision or skin of operators cannot be injured; meanwhile, only brazing filler metal is melted in the induction welding process, the first welding piece and the second welding piece are both kept in a solid state, and the welding difficulty is reduced; the induction welding has the advantages of high heating speed, high efficiency and the like, the welding time can be shortened, the production efficiency is improved, and the production cost is reduced.

The additive manufacturing device is arranged in a machine body of a 3D printer and comprises a laser device, a sealing cover, an ultrasonic vibrator, an induction heater, a forming base plate, an induction power source, a heat insulator, a deposition head and an oxygen controller. The forming substrate is arranged in the induction heater, the deposition head is arranged above the forming substrate, the induction heater is arranged at the output end of the ultrasonic vibrator, the heat insulator is arranged between the induction heater and the ultrasonic vibrator, the induction power source is electrically connected with the induction heater, and the ultrasonic vibrator is used for making the forming substrate vibrate. The induction heater is used for preventing heat from being transmitted to the ultrasonic vibrator, and the oxygen controller communicates with the sealing cover and controls the oxygen content of the machining environment in the sealing cover. According to the additive manufacturing device for forming the magnesium-based composite component and the additive manufacturing method of the additive manufacturing device, the multi-field coupling auxiliary additive manufacturing synergistic strengthening effect and the nanometer strengthening effect can be achieved at the same time.

The invention relates to the technical field of welding deformation correction, in particular to a portal structure electromagnetic induction field control welding deformation correction device and method.The portal structure electromagnetic induction field control welding deformation correction device comprises a turnover machine, a rigid clamping mechanism used for fixing a portal is arranged on a turnover frame of the turnover machine, a follow-up welding frame is arranged on the turnover machine, and a top block is slidably connected to the inner side of the follow-up welding frame; through the arrangement of the structures such as the electromagnetic induction heater, the rotating motor and the moving mechanism, the electromagnetic induction heater can be adjusted in multiple directions, accurate heating can be conducted according to the specific position and direction of welding deformation of the portal structure, and the welding deformation of the portal structure is avoided; rapid compensation of angular deformation, bending deformation and twisting deformation is effectively achieved, the correction precision is improved, correction is carried out in cooperation with waste heat generated during welding, extra energy consumption is reduced, the energy utilization efficiency is improved, energy-saving correction is achieved, meanwhile, the device can adapt to portal structures of different sizes and shapes through the multi-direction adjusting function, and the practicability is high. And the welding deformation correction requirement under the complex working condition is met.

An ion source has an arc chamber defining an arc chamber volume. An inductively heated dopant material source is in fluid communication with the arc chamber volume, and has a crucible containing a dopant species and an inductive heater. An induction heater power supply is coupled to the inductive heater to supply an induction current to the induction heater. A controller controls the induction current such that the inductive heater heats the dopant species to a predetermined temperature based on the induction current and selectively flows the dopant species from the crucible to the arc chamber volume. A material monitoring system determines an amount of the dopant species in the crucible based on an induction current supplied to the induction heater. An intermediary receptor can be heated in the crucible by the induction heater to aid a melting of the dopant species within the crucible.

The application provides a local solid solution heat treatment device and method for girth weld of a stainless steel container, the side wall of the stainless steel container is provided with a girth weld, and the treatment device comprises: a ring-shaped sprayer arranged in the stainless steel container and adapted to the position of the girth weld and used for spraying a coolant to the girth weld; a pair of induction heaters arranged symmetrically outside the stainless steel container and close to the girth weld and used for heating the girth weld; and a plurality of thermocouples uniformly distributed around the girth weld and used for measuring the temperature distribution of the girth weld. The combination of the ring-shaped sprayer, the pair of induction heaters and the plurality of thermocouples realizes automatic control of the heating speed and the cooling speed of the solid solution heat treatment, ensures the comprehensive performance of the product weld and the base metal on both sides, avoids the problem of a large amount of drainage generated by the traditional cooling method, and saves resource consumption.

The application relates to the technical field of necking machines, and proposes a continuous step-by-step necking machine which can realize necking operation of pipe materials and rod materials, can more simply switch between necking modes formed by the two materials, can preheat the objects to be necked before necking, is more functional, can realize automatic conveying and taking and placing of the materials, is higher in overall automation degree of the equipment, is better in practicability, and comprises a workbench, a necking part and an induction heater, the induction heater is arranged at the left side of the workbench, the necking part comprises two installation cylinder shells and two installation head shells, the two installation cylinder shells and the two installation head shells are both installed on the workbench, the two installation cylinder shells are fixedly connected with the two installation head shells respectively, the two installation head shells are communicated with the two installation cylinder shells respectively, the front end of each installation head shell is provided with an installation opening, a primary necking cylinder is fixedly installed at the installation opening, and the rear end of the primary necking cylinder is provided with a secondary necking cylinder.

A clothing treatment apparatus includes a tub for providing a space in which washing water is accommodated; a drum rotatably provided inside the tub; a motor for rotating the drum; and an induction heater which is arranged on the outer surface of the tub and which heats the drum. The motor can rotate the drum at a first rotational speed at which laundry accommodated inside the drum is rotated while adhered to the inner circumferential surface of the drum, during heating of the drum by the induction heater.

The utility model provides a container ship hatch coaming thick plate weld joint preheating and post-heating process device, which relates to the field of heating process devices, and comprises a support plate, a brushless motor driving wheel, a positioning upright post and a support upright post, a worm gear lifter is arranged on the supporting upright post and is used for driving the heating working platform above to lift; the heating working platform is connected with an induction electric heater through a sliding rail and a support, and horizontal adjustment of the heating position is achieved. The positioning stand columns are located in the positioning grooves, can move transversely and are provided with screwing bolts to clamp the steel plate. According to the device, the adjustable induction heater is carried through the movable platform, non-contact preheating and post-heating of a welding seam are achieved, welding deformation can be prevented, and the device has the advantages that working hours are saved, efficiency is improved, and operation is convenient.

A method of operating an aerosol generating device, where the device includes a heating chamber configured to receive an aerosol generating article and an induction heater comprising an induction coil operable to supply an alternating magnetic field to the heating chamber so as to induce eddy currents within a susceptor located in the heating chamber, wherein the method incudes: (a) applying an alternating current at an applied frequency to the induction coil, (b) measuring a characteristic indicative of an impedance of the induction coil while a susceptor located in the heating chamber is moved through a pre-defined motion, (c) determining a minimum reference impedance of the induction coil and a maximum reference impedance of the induction coil using the measured characteristic, (d) measuring a characteristic indicative of an operation impedance of the induction coil, and (e) setting a power delivered by the induction coil using the operation impedance.

This induction heater may comprise: a plate on which a cooking container is located; a vibration sensor for sensing vibration of the cooking container; a heating coil for heating the cooking container; and a control unit, wherein the control unit increases the power level of the heating coil so that food contained in the cooking container is heated, acquires a first vibration pattern of the cooking container on the basis of vibration data of the vibration sensor, decreases the power level of the heating coil and maintains same for a predetermined period of time when the first vibration pattern satisfies a predetermined first condition, acquires a second vibration pattern of the cooking container after the predetermined period of time elapses, and can determine that the food is in a boiling state on the basis that the second vibration pattern satisfies a predetermined second condition.

The utility model relates to the technical field of induction heaters, in particular to an induction heater for microwave measurement, which comprises a device body comprising an induction heater, the bottom end of the induction heater is connected with a placing table, and the outer surface of the induction heater is connected with a connecting wire; and the supporting mechanism comprises a fixing plate, the fixing plate is fixedly connected to the outer surface of the containing table, a fixing block is fixedly connected to the surface of the fixing plate, an adjusting rod is connected to the surface of the fixing block in a penetrating mode, and a bottom plate is movably connected to the bottom end of the adjusting rod. Under the connection of the movable frame and the abutting rod and the abutting contact of the abutting rod and the mounting block, the placing and supporting effects of the induction heater on the placing table are achieved, the disassembly and assembly operation of the induction heater is facilitated, the distance between the supporting blocks is changed through the connection of the supporting blocks and the regulation and control rod under the action of the regulation and control rod, the constraint sleeve deforms, and therefore the induction heater can be conveniently disassembled and assembled. And the binding and supporting effects on the connecting line are achieved.

The invention discloses a gravity induction heating device which comprises a box body and a lower coupler arranged on the box body, a main control board used for controlling heating is arranged in the lower coupler, and the box body is further provided with a gravity tray used for bearing a heating appliance and a gravity induction module used for inducting the mass of the heating appliance. The gravity sensing module is electrically connected with the main control board, and the gravity sensing module is connected with the gravity tray; when a heating appliance is placed on the gravity tray, the main control board automatically removes the mass of the heating appliance and induces the mass of liquid in the heating appliance, the main control board controls the heating appliance to heat the liquid according to the mass of the liquid, and when the liquid is heated to a preset temperature, the main control board controls the heating appliance to heat the liquid. And the main control board enables the heating appliance to stop heating or reduce heating. The heating appliance can accurately heat liquid, and the main control board can be protected and is not easy to burn out.

The invention discloses a manufacturing device for a double-liquid composite casting large wear-resisting lining plate. The manufacturing device comprises a ground fixing support with a guide rail arranged on the upper surface. The cylindrical sand box is arranged on the ground fixing support, a vertical parting evanescent mode model is arranged in the cylindrical sand box, and a metal partition plate is vertically arranged in the middle of the cylindrical sand box; the movable bracket is arranged on the guide rail and can be close to or far away from the cylindrical sand box under the action of the driving mechanism; the medium-frequency induction heater is arranged on the movable support and comprises a coil support, a heating coil and a connecting plate, and the support is in a cylinder shape with an upper opening and a lower opening; the heating coil is insulated from the coil bracket and is arranged in the coil bracket along the side wall of the coil bracket; the connecting plate is arranged on the side, close to the movable support, of the coil support, the projection of the connecting plate and the projection of the movable support on the horizontal plane partially coincide, a first fixing hole is correspondingly formed in the coincident position, a first lead screw penetrates through the hole, and the first motor is connected with the lead screw, so that the first motor can rotate to drive the medium-frequency induction heater to move up and down.

The present invention relates to a steam cooking boiler, and more specifically, to a steam cooking boiler that uses an induction heater or a PTC heater to generate steam for use in a steam cooker and supplies it to a cooking unit. A steam cooking boiler for supplying steam to a cooking section of a steam cooker comprises: a water tank in which water is supplied and stored; a lower heater section for heating the water tank at the bottom of the water tank; a discharge pipe arranged to contact the upper surface of the water tank and forming a path for steam evaporated from the water tank and discharged upward; and an upper heater section for heating the discharge pipe at the top of the discharge pipe.

The handheld induction heating equipment comprises a shell and further comprises a handheld gun structure, an induction heater is arranged on the handheld gun structure, and the induction heater enables the surface of metal or graphite in an induction coil to generate eddy current through electromagnetic induction so as to rapidly heat up; the flexible connection water-cooled cable is respectively connected with a high-frequency induction heating circuit in the shell and an induction heater in the handheld gun structure; the heat exchanger is connected with the high-frequency induction heating circuit and the flexible connection water-cooling cable, and is used for heat exchange and cooling of the high-frequency induction heating circuit, the flexible connection water-cooling cable and the induction heater, the high-frequency induction heating device is stable and convenient to use, a circulating water system arranged in the device is a stable environment, the use of the whole machine is not influenced by the interference of external factors, and the service life of the whole machine is prolonged. And a temperature alarm device is arranged in the equipment, so that the equipment can be normally used under the condition that heat is not dissipated from the outside at all. And in addition, heat dissipation is simple, the modes are diversified, heat dissipation of equipment is achieved through the heat exchanger, a water inlet and a water outlet are formed in the rear portion of the machine, and external cooling water enters the heat exchanger through the water inlet and the water outlet to take out heat of internal circulation cooling liquid.

An induction hob (8) has an induction heater (14) and a cover plate (10) arranged above the induction heater (14). The cover plate (10) has a glass ceramic plate (18) and a decorative plate (16) made of a different material than the glass ceramic plate (18), said decorative plate being arranged over the glass ceramic plate (18). The induction hob (8) is arranged in a kitchen combination, specifically in a recess (6) of a countertop. The decorative plate (16) can be matched visually to the countertop (2). The glass ceramic plate (18) assumes the mechanical supporting function in that its horizontal underside (18a) is supported by a support (22). The glass ceramic plate (18) and the decorative plate (16) are connected to one another only via a frame bracket (30) in their edge regions.

The utility model discloses a kind of high-frequency induction quenching devices of press roller curved surface, it is related to press roller quenching technical field, including shell and induction heater, shell one end is equipped with the through shell conveying hole, shell inside is provided with continuous processing mechanism;Continuous processing mechanism includes conveying roller, water storage tank, hollow board, spray head and water pump;The technical scheme provided in the utility model, using continuous processing mechanism, conveying hole provides passageway for the entry and exit of press roller, conveying roller can drive press roller to move in shell, make press roller pass through the heating section of induction heater and the cooling area at hollow board place in turn, induction heater can carry out high-frequency induction heating to press roller curved surface to complete quenching, and the cooling structure of water storage tank, water pump, hollow board and spray head, cooling processing can be carried out to it in time after press roller quenching, drainage hole can discharge cooling water after use, ensure the continuous operation of device, realize the continuous of press roller curved surface quenching, make processing efficiency higher.

A furnace (1) has a furnace chamber (3) in which a material (2), in particular a rolled metal product, is to be heated. The furnace (1) has a number of heating devices (5), by means of which a hot gas (6) can be introduced into the furnace chamber (3) such that the hot gas (6) heats the material (2) within the furnace chamber (3). The heating devices (5) each have a burner (7), by means of which a first gas mixture containing a combustible gas (8) and an oxygen-containing gas (9) can be burned to form an offgas (12). The heating devices (5) each have a feed (10) for feeding the combustible gas (8) and the oxygen-containing gas (9) or the first gas mixture to the respective burner (7). An inert gas (14) can additionally also be fed to the burner (7) of the respective heating device (5) via the feed (10), and is introduced into the furnace chamber (3) via the burner (7). The heating devices (5) each have an induction heater (13), by means of which thermal energy can be introduced into the inert gas (14) or into a second gas mixture containing the inert gas (14) and the combustible gas (8) and / or the oxygen-containing gas (9) by generating electrical eddy currents. The extent to which the hot gas (6) is produced by burning the combustible gas (8) to form the offgas (12) and by inductively heating the inert gas (14) or the second gas mixture is adjustable.

To provide an aerosol generating system.SOLUTION: An aerosol generating system comprises (i) an aerosol generating article comprising a flavorant and (ii) an aerosol generating device comprising an induction heater, wherein during operation the article is inserted into the device, aerosol is generated by using the induction heater to heat the aerosol generating material to at least 150°C, and at least 1 μg of the flavorant is aerosolized from the aerosol generating material under an airflow of at least 1.50 L / m in a two-second period.SELECTED DRAWING: Figure 3

The invention discloses a ceramic fiber filament tension high-temperature test method and device. The method comprises the following steps: injecting glue to two ends of a plurality of parallel to-be-detected fiber bundles to obtain a to-be-detected fiber sample; placing the to-be-detected part in a high-temperature heating device of the ceramic fiber filament tension high-temperature testing device; performing programmed heating on the part to be detected through an induction heater of the high-temperature heating device, starting a cooling system positioned between the induction heater and the tension clamp, filling atmosphere into the high-temperature testing device through the atmosphere maintaining system, so that fibers are tested in different atmosphere environments, starting the cooling system, and starting the cooling system; the tensile force high-temperature testing device is heated to the set temperature and tensile force speed, the temperature can be rapidly increased to reach the environment state basically consistent with the application environment, the constant temperature can be rapidly kept, the situation that the temperature is rapidly changed can be avoided, and the tensile force test is carried out on the fiber at the set constant temperature; the influence of temperature fluctuation on the test performance is avoided, so that the performance of the fiber is accurately and truly measured.

An eddy current protection system of a channel-type induction heating tundish, comprising the channel-type induction heating tundish, an induction heating module, an eddy current protection module, a cooling module, a detection module, a structure parameter acquisition module and a protection control module, wherein the channel-type induction heating tundish comprises quasi-circular through holes (5) for induction heaters to pass through and eddy current partition slots (6). The system can block a large reactive eddy current generated on a tundish shell and induction heater shells in the induction heating process, reduce the heat of the shells, avoid severe eddy current heating that reduces the working intensity and structural strength of the tundish, determine the specific arrangement position of a temperature sensor and an adjusting method of the eddy current protection system, effectively utilize cooling energy to avoid energy waste, and test the device operation safety in time.

The present invention belongs to the technical field of stir friction solid-phase deposition additive manufacturing, and specifically relates to a stir friction additive manufacturing device and method for high-entropy alloy particle-reinforced aluminum-based composite materials. It comprises an extrusion deposition system and a continuous feeding system, the extrusion deposition system comprising an extrusion screw and a rotating shaft shoulder; the continuous feeding system comprising a raw material box, an induction heater and a feeding roller; the feeding pipe of the continuous feeding system is connected to the extrusion screw of the extrusion deposition system. The device can realize continuous feeding of raw materials of different particle sizes and efficient and rapid solid-phase additive manufacturing. The additive process does not require a protective atmosphere and can be operated in an atmospheric environment. It has the advantages of strong raw material adaptability, high additive efficiency, and low manufacturing and maintenance costs. The method deposits the hot-plasticized mixed raw materials onto the surface of a substrate to form a deposition layer by heating and plasticizing and continuous extrusion, and simultaneously stirs and friction the deposition layer to achieve rapid preparation of a high-entropy alloy particle-reinforced aluminum-based composite material additive body.

The present disclosure is directed to an aerosol delivery device and a holder for use with a removable substrate cartridge. The removable cartridge comprises an ignitable heat source and a substrate portion that includes a substrate material having an aerosol precursor composition configured to form an aerosol upon application of heat thereto. The holder includes a main body defining a receiving chamber configured to receive the substrate cartridge, a power source, and an inductive heating assembly. A least a portion of the inductive heating assembly is integral with the main body and is configured to ignite the ignitable heat source and to heat at least a portion of the substrate material.

A method comprising the steps of: driving an induction heater resonant circuit at a specified resonant frequency of the resonant circuit in a heating operation mode, wherein the induction heater comprises a switching circuit and a resonant circuit, and the induction heater is for heating a susceptor; comparing the current flowing through the induction heater during the heating operation mode with a target current; and controlling the trigger for a sampling operation mode at least in part based on the difference between the current flowing through the induction heater and the target current, wherein the specified resonant frequency is updated during the sampling operation mode.

The invention discloses induction quenching equipment without a soft belt. The induction quenching equipment comprises a mounting platform used for mounting an annular workpiece and a first driver used for driving the mounting platform to rotate around the axis of the mounting platform; the clamping mechanism is used for circumferentially positioning the annular workpiece on the mounting platform, the clamping mechanism is provided with a plurality of clamping pieces which are annularly arranged, and the clamping pieces can move in the radial direction of the annular workpiece; the driving mechanisms are annularly arranged around the mounting platform, induction heaters used for quenching the annular workpiece are arranged on the driving mechanisms, and a heating area used for heating the whole annular workpiece is defined by the induction heaters; the driving mechanism can be used for driving the induction heater to move in the axial direction and the radial direction of the annular workpiece. The induction quenching device has the beneficial effects that induction quenching can be carried out on annular workpieces with different diameters and heights, and the problem that the annular workpieces are prone to generating soft belts during quenching is solved.