48results about How to "Reduce heating times" patented technology

The medium-temperature radial forging method comprises the steps that pretreatment is conducted, specifically, a niobium-tungsten alloy extrusion bar blank is heated for 60-180 minutes at the temperature of 750-950 DEG C, rapid forging and straightening are conducted, and a medium-temperature radial forging bar blank is obtained and annealed for 60-120 minutes at the temperature of 1250-1450 DEG C; medium-temperature radial forging is conducted, specifically, a two-step method is adopted, in the first step, a bar blank is preheated to 80-100 DEG C and coated with Ta1350 high-temperature glass powder, heat preservation is conducted for 90-180 minutes at the temperature of 1050-1150 DEG C, and the bar blank is forged into a bar with the diameter of 70 + / -1 mm in the mode that the diameter is reduced by 7-10 mm every time; and in the second step, the heating and coating processes are repeated, the diameter is reduced by 5-7 mm every time, and the bar with the required specification is manufactured. By optimizing the medium-temperature forging and annealing process, the fine grain structure is controlled, the high-temperature mechanical property, creep resistance and oxidation resistance of the material are improved, and the material is suitable for aerospace engines and other high-temperature and high-pressure scenes. Compared with a traditional method, the technology improves the yield, shortens the production period, reduces the labor intensity, is suitable for large-scale production, reduces surface air suction, oxidation and burning loss, and improves the production efficiency and the finished product quality.

The invention discloses a bearing boat and semiconductor process equipment, and relates to the field of photovoltaics and semiconductors. A bearing boat comprises a supporting assembly and a plurality of heating plates. The multiple heating plates are arranged on the supporting assembly in a stacked mode, and a containing space is formed between every two adjacent heating plates; the plurality of heating plates comprise at least one radio frequency electrode plate and at least one grounding electrode plate, and the radio frequency electrode plates and the grounding electrode plates are alternately arranged. The problems of long preheating time, uneven preheating and the like at least can be solved.

The utility model discloses a mobile pasteurization tank, belongs to the technical field of food processing equipment, and provides a mobile pasteurization tank capable of effectively reducing energy consumption, the mobile pasteurization tank comprises an inner container, a temperature sensor is arranged in the inner container, and two bridging rings close to the upper end and the lower end respectively are fixedly connected to the outer side face of the inner container; the inner container is sleeved with an electric heating ring located between the two bridging rings, a heat insulation plate located outside the electric heating ring is further fixedly connected between the two bridging rings, the outer side faces of the two bridging rings are jointly and fixedly connected with a shell, the upper end of the shell is fixedly connected with an upper cover, and the upper end of the upper cover is provided with a feeding port communicated with the interior of the inner container. And a sealing cover is arranged at the feeding hole of the upper cover. The electric heating ring sleeved outside the inner container is provided with the heat shield structure with the reflecting layer, so that the heat production utilization rate of the electric heating ring is effectively improved, the heat loss is reduced, the heating time is shortened, the energy consumption during the working of the sterilization tank is reduced, and the sterilization tank has a better energy-saving characteristic.

The invention discloses a die for producing an extrusion part of a titanium alloy blade of a gas compressor and a production method of the die, the die is a female die, a stamping hole is formed in the die, the stamping hole penetrates through the whole die, the stamping hole is used for placing a blanking part, and the stamping hole comprises a punch containing hole, a blade tenon transition hole and a blade body containing hole which are sequentially and coaxially arranged and sequentially communicated; according to the method, only one set of die is needed, so that the blank making mode is lower in cost and lower in machining difficulty, while the blank making mode of'extrusion and heading 'in the prior art needs two sets of dies, so that compared with the prior art, the cost is low, and the difficulty is low.

The utility model discloses a plastic uptake hot press molding device for multilayer composite materials, which relates to the technical field of plastic uptake hot press molding equipment, and comprises a base, a lifting cylinder is mounted at the bottom of the base, a mold is mounted at the top of the lifting cylinder, an air hole is formed in the inner wall of the mold, a hose is mounted at the bottom of the air hole, and the hose is connected with the lifting cylinder. And a vacuum pump is mounted at the bottom of the hose. Through the arrangement of the sealing groove, the sliding table, the heating pump, the heating wire, the sealing cover and the sealing strip, the sealing cover is in threaded connection with the sliding table, at the moment, the sealing cover completely covers the heating wire, then when the sliding table descends, the sealing strip and the sealing groove are connected in an inserted mode and completely sealed, and then the heating wire is heated by starting the heating pump. And due to the arrangement of the sealing cover, heat emitted by the heating wire can be more concentrated, the heat is not prone to loss in a completely-sealed state, the heating and softening efficiency of the surface of the composite board is improved, energy consumption is reduced, and the heating duration is shortened.

The present invention relates to the technical field of waste heat recovery devices, and specifically discloses a waste heat recovery device in a pet food puffing process, including a puffing drying device and a waste heat recovery device, wherein the puffing drying device is fixedly connected to the top of the waste heat recovery device, and the doors of the puffing drying device and the waste heat recovery device are arranged on the same side; the waste heat recovery device includes a transmission component, a heat exchange component and an inlet and outlet pipe component, and the transmission component includes a fixed ring, a first gear, a second gear and a motor, the fixed ring is fixedly sleeved on the heat exchange component, the first gear is fixedly sleeved on the fixed ring, the second gear is fixedly connected to one side of the motor, and the first gear meshes with the second gear. The present invention can realize that the heat energy recovered by the device can heat water and raw materials at the same time, and the heat energy forms a cycle between the puffing drying device and the waste heat recovery device, which reduces the heating time of raw materials in the puffing process, improves production efficiency, improves heat energy utilization, and improves process sustainability.

The application discloses a short-process low-cost Ti-55531 high-strength titanium alloy rod forging method and belongs to the technical field of titanium alloy material processing. The method comprises the following steps: material preparation, first high-temperature forging, second high-temperature forging, surface treatment, low-temperature upsetting and drawing and redrawing, continuous hexagonal drawing and rolling forming. The forging and rolling are regarded as necessary processes after each drawing by optimizing heating process parameters and deformation time sequence, combined with the cooperative process of reversing upsetting and drawing and rapid water quenching, the organization evolution is accurately controlled, the efficiency and uniformity are improved by adopting the multi-fire continuous deformation mode, and finally the processing loss is reduced by precise forming, so that the efficient and economic preparation of high-performance rods is realized.

The control method comprises the steps that a liquid level sensor needs to be installed in a tank body, a high water level and a low water level are arranged in the tank body, and when the water level in the tank body is lower than the low water level, a water supplementing process is started; the water supplementing amount can be adjusted according to the water temperature in the tank body after water is supplemented for the first time. The tank body is provided with an electric control system, the electric control system comprises an electric control module serving as a main part of the electric control system, the water supplementing pump, the water supplementing valve and the water outlet valve are all controlled by the electric control module, and the liquid level sensor and the temperature sensor are both in electric signal connection with the electric control module so as to detect the liquid level height and the water temperature in real time. The temperature sensor is used for detecting the water temperature before and after water replenishing, the electric control system is used for calculating the difference value between the water temperature before water replenishing and the water temperature after water replenishing, and if the water temperature after water replenishing is too low, the water replenishing amount for the second time is properly reduced.

The invention discloses a heating device of a foam plastic forming machine and a using method thereof.The heating device comprises a lower mold plate, an upper mold plate is arranged over the lower mold plate, an inner cavity is formed in the lower mold plate, a heating box is fixedly connected to the side wall of the middle of the bottom in the inner cavity and is of a rectangular hollow structure, and side edge grooves are formed in the side walls of the four sides in the heating box; the metal processing box has the following advantages that the heating coils are embedded in the side grooves, the heating coils are electrified through the electrified wires during processing, a magnetic field can be formed in the middles of the heating coils, the metal processing box is placed in the middles of the heating coils, and the heating coils are arranged in the side grooves in a detachable connection mode. The heating coil is arranged in the processing box, so that the processing box reacts with a magnetic field in the middle of the heating coil, the processing box is rapidly heated, the processing box can be heated to a certain high temperature within a short time, plastic particles in the processing box are heated through heat conduction for foaming treatment, and the heating efficiency can be effectively improved.

The utility model belongs to the technical field of electronic product disassembly and assembly, and discloses a disassembly jig which is provided with a product cavity, a heating groove, an air inlet channel and an air outlet channel, the product cavity is configured to contain a product to be heated, the heating groove is configured to define a heating channel with an assembly combination area of the product to be heated, and the air inlet channel is communicated with the air outlet channel. The to-be-heated product is provided with an assembling and combining position located in the assembling and combining area, the gas inlet channel and the gas outlet channel are both communicated with the heating channel, gas can be input into the heating channel through the gas inlet channel so as to heat the assembling and combining position, and therefore the assembling and combining position can be heated. And one end of the air outlet channel extends to the outer wall of the disassembling jig. The disassembling jig provided by the utility model has a smaller heating range, is convenient to control heating, shortens the heating time, and has higher heating efficiency and lower heating cost.

The utility model discloses an energy-saving rapid drying kiln which comprises a kiln frame, a circulating fan and a burner. The kiln frame comprises a hot air mixing cavity and a drying cavity; the hot air mixing cavity is communicated with an external heat supply pipe, and a dehumidifying device is arranged on the hot air mixing cavity; an air inlet pipeline and an air outlet pipeline are arranged on the two sides of the drying cavity correspondingly, and the drying cavity communicates with the hot air mixing cavity through the air inlet pipeline and the air outlet pipeline. An air volume control structure is arranged at a communication port between the air outlet pipeline and the hot air mixing cavity; the circulating fan is arranged in the hot air mixing cavity, and the burner is arranged on one side of the hot air mixing cavity. The air volume management and control structure controls the air volume of low-temperature hot air entering the hot air mixing cavity from the air outlet pipeline, and the situation that the low-temperature hot air accounts for a large proportion in mixed hot air is avoided, so that the situation that the temperature of the hot air mixed by the low-temperature hot air and hot air of an external heat supply pipe cannot reach the required temperature in the kiln is avoided as much as possible; finally, the frequency of heating the mixed hot air in the hot air mixing cavity by starting the burner is reduced, and the purpose of saving energy is achieved.

The invention discloses a concrete curing system and method based on multi-technology fusion, and belongs to the technical field of concrete curing. The problems that an existing concrete curing technology is long in period and single in efficiency are solved. The device comprises a curing box body, a microwave acceleration curing module, a CO2 curing module and a microorganism curing module, wherein the curing box body is sequentially provided with a microwave acceleration area, a CO2 curing area and a microorganism curing area from front to back; the microwave acceleration curing module is arranged in the microwave acceleration area and is used for heating the concrete test piece; the CO2 curing module is arranged in the CO2 curing area and is used for performing pressurized carbonization curing on the concrete test piece; the microorganism curing module is arranged in the microorganism curing area and is used for repairing micro-cracks appearing on the concrete test piece. The concrete test piece curing device is mainly used for curing concrete test pieces.

The invention discloses a gas water heater, which comprises a water pipe, a water inlet pipe, a water outlet pipe, a water inlet pipe, a water outlet pipe, a water inlet pipe, a water inlet pipe and a water outlet pipe, and is characterized in that the water inlet end of the water pipe is communicated with the water inlet end of the water outlet pipe; the water inlet end of the connecting pipe is communicated with the water outlet end of the water inlet pipe, the water outlet end of the connecting pipe is communicated with the water inlet end of the water outlet pipe, and a heater is arranged on the connecting pipe; the first water transfer assembly is arranged at the water inlet end of the water passing pipe; the second water transfer assembly is arranged at the water outlet end of the connecting pipe; the first temperature sensor is arranged on the water inlet pipe; the second temperature sensor is arranged at the water outlet end of the water passing pipe; the water inlet end of the water storage tank is communicated with the water outlet end of the water passing pipe and the water outlet end of the connecting pipe, the water outlet end of the water storage tank is communicated with the water outlet pipe, and a third temperature sensor is arranged in the water storage tank. The water dispenser is simple in structure, and the phenomenon that a user feels too much cold water when using water, and consequently the bathing experience is not good can be avoided.

The invention discloses a cold cutting device for a CGA packaging device and a using method, and belongs to the technical field of cutting. The left end of a cross beam of the device is provided with a movable rod, the right end of the cross beam is provided with a fixed rod, the movable rod can translate along the cross beam, a screw and a spring are arranged between the fixed rod and the movable rod in a penetrating mode, and the screw enables the distance between the movable rod and the fixed rod to be adjustable and determined; the movable rod and the fixed rod are kept close to each other through the tension of the spring, a metal cutting line is erected between the fixed rod and the movable rod, and the other spring is connected with the metal cutting line to keep the tension of the metal line. During use, the screwing length of the screw is adjusted, so that the distance between the fixed rod and the movable rod is adjusted; the fastening screw is rotated to contract the metal cutting wire, so that the metal cutting wire is in a tightened state; placing a metal cutting line in a central area where the device is connected with a printed board welding column; the welding columns are rubbed back and forth, and finally all the welding columns are disconnected, so that the device is dismounted from the printed board. The device is simple, practical, small and flexible.

The invention provides a variable-pipe-diameter equal-wall-thickness pipe blank preparation and forming process which is characterized in that liquid expansion pre-forming, solution treatment and liquid expansion final forming are adopted for a contracted pipe blank, so that the phenomenon of nonuniform product wall thickness caused by nonuniform material flow can be eliminated on the basis of fully ensuring the forming precision; and the product quality and the long-term reliability are improved. Compared with the prior art, the process has the advantages that the heating times are reduced, the processing difficulty and the production cost are greatly reduced, and the processing requirements of high-performance complex parts can be met.

The utility model discloses a heat accumulating type fuel gas heating furnace, which relates to the technical field of fuel gas heating furnaces and comprises a fixed table, a heating furnace body is fixedly mounted in the middle of the top surface of the fixed table, electric lifting doors are mounted in two sides of the heating furnace body, a conveying device is mounted in the top surface of the fixed table, and the conveying device comprises a motor. The motor is fixedly installed in the middle of one side of the fixing table, the output end of the motor is fixedly provided with the lead screw, the surface of the lead screw is sleeved with the first sliding sleeve and the second sliding sleeve in a threaded mode, and a product needing to be heated is conveyed into the heating furnace body through the conveying device to be heated. The first conveying table and the second conveying table of the conveying device are replaced to complete conveying work of heated products, the heating time between the two products is shortened, meanwhile, the opening time of a protective door of the heating furnace body is shortened, loss of heat in the heating furnace body is reduced, and the working efficiency of the heating furnace body is improved.

This invention provides a preheating control method, device, water dispenser, and storage medium. In the technical solution provided by this invention, the device receives sequentially input setting operations from the user; in response to the setting operations, it controls the heating device to preheat within a set total time period, which includes the time consumed by the setting operations. This reduces the required heating time and improves heating efficiency.

The utility model provides a polyurethane raw material heating and melting device which comprises a water bath heating barrel, a material storage barrel is arranged in the water bath heating barrel, and a water injection opening and a water drainage opening are formed in the side wall of the water bath heating barrel. The top of the water bath heating barrel is fixedly connected with a crushing device for crushing the polyurethane raw materials through bolts, and a stirring rod for stirring the polyurethane raw materials is arranged in the storage barrel. By arranging the material crushing device, polyurethane raw materials can be crushed into finer particles before entering the material storage barrel, the heating time can be shortened, energy can be saved, by arranging the driving wheel, the driven wheel, the worm wheel and the worm, the first screw rod, the second screw rod and the stirring rod can be driven by the same servo motor together, and the stirring efficiency is improved. The operation efficiency is improved, and the energy consumption is reduced.

The utility model relates to an extrusion die for a cylindrical forged steel inside and outside reducing closing-in piece. The die comprises a lower cushion block, a lower die, a lower punch, an upper punch and an upper die, an upper die inner hole is arranged in the upper die, the upper end of the upper punch is arranged in the upper die inner hole, the lower end of the upper punch is fixedly connected with the upper end of the lower punch, a lower die inner hole is arranged in the lower die, the lower end of the lower punch can be embedded in the lower die inner hole, and the lower cushion block is arranged at the bottom of the lower die inner hole. According to the utility model, the technical problems of low production efficiency, uncontrollable inner wall quality, poor concentricity, high production labor intensity and the like of the inner and outer diameter change of the cylindrical forged steel in the background technology are solved, and the yield and the working efficiency are improved.

The utility model discloses a kind of steam type complementary food machines, including base, base is provided with heating element and processing cavity;Steam support, steam support is provided with first chamber and second chamber, the top of first chamber is provided with first opening, the bottom of second chamber is provided with second opening, the side of second chamber is provided with at least one first steam hole;First chamber is provided with supporting boss, supporting boss is provided with third chamber, the bottom of third chamber is provided with third opening, the top of third chamber is provided with at least one second steam hole;Processing assembly, processing assembly includes processing cup and stirring structure;Machine cover, machine cover is provided with driving element, driving shaft is detachably connected with stirring structure. The utility model can set steam support to steam complementary food in processing cup with steam heating, can also directly place food material in processing cup for steaming, can also directly place food material in processing cavity for direct heating, etc., realize one machine multiuse.

The invention discloses a load chamber for semiconductor process equipment and the semiconductor process equipment, and relates to the field of semiconductors. A load chamber comprises a first cavity, a bearing device, a vacuumizing device and a protection device. The bearing device is provided with a bearing end arranged in the first cavity, and the bearing end is used for bearing a wafer; the suction end of the vacuumizing device is communicated with an inner cavity of the first cavity, and the vacuumizing device is used for vacuumizing the first cavity; the protection device comprises a protection part, and the protection part is movably arranged in the first cavity and used for being located at the position close to the bearing end under the condition that the vacuumizing device vacuumizes the first cavity so as to shield the wafer borne by the bearing end. The problem that small solid particles affect the product yield and the like can be solved.

The invention provides a preparation method and device of an MOFs derivative material, and relates to the technical field of preparation of MOFs derivative materials. The preparation method of the MOFs derivative material comprises the following steps: putting an MOFs precursor into a crucible made of a conductive material, and putting the crucible into a reactor; the MOFs precursor is subjected to electromagnetic induction heating through an electromagnetic induction coil surrounding the reactor, a first product is obtained, the heating temperature ranges from 300 DEG C to 1300 DEG C, and the heating time ranges from 20 s to 10 min; and cooling the first product to a preset temperature to obtain a second product MOFs derivative material. The preparation method for preparing the MOFs derivative material is short in time consumption, low in energy consumption and high in yield, and the generated MOFs derivative material is relatively good in catalytic performance.

The utility model provides a heat mixing mechanism and hydrolysis tank, including: a heating assembly, the heating assembly including a fixedly arranged cylinder, an electric heating tube fixed on the side of the cylinder, and a power connection box fixed at the top end of the cylinder, the electric heating tube being externally connected with a power supply through the power connection box; the stirring assembly comprises a stirring shaft and a stirring piece, the stirring shaft and the stirring piece are coaxially and rotatably arranged in the barrel, the stirring piece is connected with the stirring shaft, and the stirring shaft is rotatably matched with the barrel; and the driving assembly is in transmission connection with the stirring shaft. According to the utility model, the heating uniformity of hydrolysis materials can be improved, and the hydrolysis reaction efficiency is ensured.

The utility model discloses a heat supply system based on hydrothermal type middle-deep layer terrestrial heat, which comprises a production well, a recharge well, a soft water supply unit, a heat supply unit, a first-stage heat exchanger and a second heat exchange unit, and the second heat exchange unit comprises a second-stage heat exchanger and a first heat pump unit. A first circulation loop is formed between the secondary heat exchanger and the first heat pump unit through a pipeline; the primary heat exchanger and the secondary heat exchanger are connected in series by the production well through a geothermal water supply pipeline; the secondary heat exchanger is communicated with the recharge well through a geothermal water return pipeline; a hot water outlet of the first-stage heat exchange channel is divided into two paths, one path is connected with a municipal primary network hot water supply pipeline, and the other path is connected with the heat supply unit. Heat of geothermal water is absorbed through three-stage heat exchange, the heat pump technology is coupled, the utilization rate of heat energy of the geothermal water and the water supply temperature of a municipal primary network are increased, and the operation cost of the whole system is reduced; and the heating duration of the heating unit in the whole heating season is shortened to a certain extent through efficient conversion of geothermal energy.

The utility model discloses an insulating ceramic heating plate, which relates to the field of heating plates and comprises a thermal insulation outer shell and a heating assembly, and anti-skidding bases are symmetrically mounted at the bottom of the thermal insulation outer shell left and right. According to the insulating ceramic heating disc, by arranging the mounting mechanism, when a user pulls the pull rod outwards, the heating assembly can automatically complete unlocking work on the electric heating pipe, so that the purpose of quickly detaching the electric heating pipe from the bottom of the metal heat conduction plate is achieved; meanwhile, a user only needs to loosen a pull rod when installing the electric heating pipe, and at the moment, an arc-shaped clamping plate can clamp and fix the electric heating pipe in the bearing frame through resilience force of a reset spring, so that the purpose of quickly installing the electric heating pipe is achieved; therefore, the situation that the maintenance efficiency of a user is disturbed due to the fact that the user needs to spend a long time to disassemble and assemble the heating pipe when the user needs to maintain the heating pipe is avoided.

The present application relates to a diffusion pump and a control method thereof. The diffusion pump comprises a shell, a heating mechanism, a multi-stage nozzle, a liquid supply mechanism and a preheating mechanism configured to heat oil in the liquid supply assembly. The preheating mechanism of the diffusion pump preheats the oil delivered by the liquid supply assembly in advance, which can quickly and uniformly preheat the low-temperature nozzle at the initial stage of equipment startup, and fundamentally eliminates the problem of large condensation and adhesion of high-temperature oil vapor when it is cooled. The control method relies on the active preheating and spraying oil hardware system to establish a diffusion pump startup working logic of constant temperature preheating and spraying, early wetting preheating nozzle, stable flow and stable pressure delay heating, which is different from the control mode of traditional diffusion pump direct startup heating and passive warming relying on steam.

This utility model discloses a heating device and system for molds, belonging to the field of forging and pressing technology, and is designed to solve the problem of uneven heat distribution in existing heating devices. The heating device for molds disclosed in this utility model includes: a support frame; and at least two porous media infrared combustion components, each respectively mounted on the support frame. Each outer wall surface of the mold faces at least one porous media infrared combustion component, and the outer wall surface of the mold is within the heat radiation range of the porous media infrared combustion components. The porous media infrared combustion components are used to slow down the cooling rate of the mold. The heating device and system for molds disclosed in this utility model utilize porous media infrared combustion components to generate heat through fuel combustion. The heat is more abundant and more evenly distributed, allowing the mold to remain in a high-temperature environment for a longer period, thus slowing down the cooling rate of the mold, reducing the number of times the mold needs to be sent to a heating furnace for reheating, and improving work efficiency.

The invention relates to the technical field of waste heat recovery devices, and particularly discloses a waste heat recycling device in a pet food puffing process, the waste heat recycling device comprises a puffing drying device and a waste heat recovery device, the puffing drying device is fixedly connected above the waste heat recovery device, and doors of the puffing drying device and the waste heat recovery device are arranged on the same side; the waste heat recovery device comprises a transmission assembly, a heat exchange assembly and an inlet and outlet pipe assembly, the transmission assembly comprises a fixing ring, a first gear, a second gear and a motor, the heat exchange assembly is fixedly sleeved with the fixing ring, the fixing ring is fixedly sleeved with the first gear, the second gear is fixedly connected to one side of the motor, and the first gear is meshed with the second gear. The heat energy recovered by the device can heat water and raw materials at the same time, and the heat energy forms circulation between the puffing drying device and the waste heat recovery device, so that the raw material heating time in the puffing process is shortened, the production efficiency is improved, the heat energy utilization rate is improved, and the process sustainability is improved.

The utility model relates to the technical field of heaters, and discloses an anti-corrosion high-temperature heater which comprises a connector with the top fixedly connected with an air inlet pipe, one side of the air inlet pipe is fixedly connected with a steel pipe used for conveying air, and the outer surface of the steel pipe is connected with a heat preservation layer used for heat insulation in a clamped mode. The bottom of the steel pipe is fixedly connected with a base used for supporting, and one side of the steel pipe is fixedly connected with a gas outlet pipe used for discharging gas. According to the anti-corrosion high-temperature heater, through cooperative arrangement of the steel pipe and the gas outlet pipe, the device can be prevented from being corroded by heated gas during use, through arrangement of the steel pipe, diffusion of the gas can be limited through internal sealing, and the situation that corrosion is increased after the gas is heated, and consequently a resistance wire in the device is corroded is avoided; and through arrangement of a gas outlet pipe, the heated gas can be collected, so that the gas can be quickly discharged out of the device, and the practicability of the device during use is improved.

The utility model discloses a steam support and steam generating device, steam support is provided with first chamber and second chamber, and the top of first chamber is provided with first opening, and second chamber is surrounded in first chamber, and the bottom of second chamber is provided with second opening, and the side of second chamber is provided with at least a first steam hole, steam support is provided with the support part, and the support part is arranged at the bottom surface or side of steam support. A kind of steam generating device, including steam base and steam support, steam base is provided with water tank and heating structure, and the bottom wall of water tank is provided with mounting port, and heating structure is capped at the bottom of mounting port. The steam support of the utility model is watered in the second chamber that surrounds the periphery of first chamber, and heating type reduces water flow concentration, improves heating efficiency, and the support part of steam support can be spaced apart from heating structure when steam support is assembled.