1273 results about "Air heating" patented technology

The present invention relates to the field of carbon fiber material molding, and specifically to a carbon fiber material molding autoclave. The carbon fiber material molding autoclave includes a tank body, an oil tank, an oil tank heating mechanism and an air heating mechanism. The tank body is provided with a pressurizing channel for pressurizing the inside thereof, and is provided with an air temperature monitoring device for detecting the air temperature in the tank body; the oil tank is located in the tank body, is filled with oil, and is provided with an oil temperature monitoring device for detecting the oil temperature, the surface of the oil is covered with soft silicone for wrapping a workpiece, and the outer ring of the soft silicone is sealed and connected to the oil tank; the oil tank heating mechanism is installed in the oil tank, and is used to work according to the oil temperature monitored by the oil temperature monitoring device; the air heating mechanism is installed in the tank body, and is used to work according to the air temperature monitored by the air temperature monitoring device. The present invention can keep the temperature constant during the material molding process to improve the quality of the workpiece.

The utility model provides a high-enthalpy pure air heating device which is used for solving the technical problem that according to an existing heating mode, the attributes of incoming flow air and real air are different. The heating device comprises a gas inlet unit, a heating unit and a gas collecting unit, the air inlet unit is connected with the heating unit; the heating unit comprises a shell, and a heat transfer chamber and a combustion chamber which are arranged in the shell; the heat transfer chamber is coaxially installed in the shell, the radial section of the heat transfer chamber is of a circular ring structure, and the combustion chamber is axially installed in the center of the circular ring structure. A plurality of radial channels and axial channels which are mutually independent are arranged in the heat transfer chamber; the two ends of each radial channel communicate with the combustion chamber and the residual gas outlet correspondingly, and the radial channels are used for conveying high-temperature gas. The two ends of each axial channel communicate with the air inlet and the air outlet correspondingly, and the axial channels are used for conveying incoming flow air. And the gas collection unit is used for collecting the high-enthalpy air and transmitting the high-enthalpy air to external test equipment. The device is high in heating speed, and pure high-enthalpy air can be obtained.

According to the rewarming system for treating and curing the human body hypothermia, a ventilation rewarming circulation channel is designed and comprises an air inlet communicated with a heat preservation sleeping bag, an air inlet channel, an air power device, an air outlet connecting sleeve, an air heating unit, an air guide switching assembly and an air outlet communicated with the heat preservation sleeping bag. And the ventilation and rewarming functions of the wounded with the hypothermia can be better realized. A breathing rewarming channel is designed, a heating channel comprises an oxygen supply inlet, a breathing ventilation module, an inner breathing heating module, a switching assembly, a breathing heating interface, an outer breathing heating module and a breathing mask, and a humidifying channel comprises a breathing atomization module, a switching assembly, a breathing heating interface, an outer breathing heating module and a breathing mask. And the breathing rewarming function of the wounded with the hypothermia can be better realized. An infusion rewarming channel is designed, the infusion rewarming channel comprises an infusion pump door, an infusion unit and a heating unit, and the infusion rewarming function of the wounded with the hypothermia can be better achieved.

The invention relates to the technical field of material drying, in particular to spray drying equipment. The spray drying equipment comprises a spray drying tower, an atomizer and a heating system, wherein the atomizer is arranged in the center of the top of the spray drying tower; an inlet of the heating system is used for inputting external air, an outlet of the heating system is used for conveying hot air into the spray drying tower, and the temperature of the hot air conveyed by the heating system is in a decreasing trend from the center of the spray drying tower to the tower wall of the spray drying tower. In the drying process of the spray drying equipment, the heating temperature at the center of the spray drying tower is higher than the heating temperature near the tower wall of the spray drying tower, the high heating temperature at the center of the spray drying tower can guarantee the drying degree of materials, and the low heating temperature near the tower wall of the spray drying tower can further dry the materials and also can guarantee the drying degree of the materials. And meanwhile, the temperature of the material cannot reach the glass-transition temperature, so that the aim of inhibiting the hot-melt wall sticking phenomenon is fulfilled.

The present application relates to air conditioning technology field, specifically relates to a kind of partition regulation formula refrigeration constant temperature and humidity air conditioning unit with air supply system, comprising: unit machine case;Constant temperature air supply structure for temperature regulation for air supply system air supply is equipped in the inside of unit machine case, and the air supply end of constant temperature air supply structure is connected with air duct for wind force transmission;The air duct is installed with constant humidity partition regulation structure for indoor partition regulation air supply in air outlet end.This application, in hot air heating mode, system can effectively deliver hot air to each partition by closing No. 1 and No. 3 electromagnetic valve, realize subarea heating, improve energy utilization efficiency, in cold air refrigeration mode, system is adjusted closed flap and starts compressor, so that cold air is delivered to each partition after refrigeration cycle, also realize subarea refrigeration, exhaust air and dust mode can extract indoor peculiar smell and dust, improve indoor air quality.

The invention discloses an air preheating biomass boiler, belongs to the technical field of boilers, and aims to solve the problems of low combustion efficiency, insufficient flue gas waste heat utilization and particulate matter emission of a traditional biomass boiler. Function optimization is achieved through a main body structure composed of a furnace body, a charging barrel and a rotating pipe, a double-spiral-disc heat exchange assembly is arranged in the charging barrel, biomass fuel is preheated through boiler exhaust smoke waste heat, meanwhile, smoke is discharged through exhaust holes after being distributed through spiral disc gas storage cavities, and unburned particles are filtered by a biomass layer and carried to a hearth to be subjected to secondary combustion; an air inlet cavity is formed in the rotating pipe, and air is preheated through the fixed pipe and the first connecting pipe and then input into the hearth. The exhaust assembly adopts a sliding rod and sealing block matched structure, and a convex block mechanism driven by a rotating pipe drives the sealing block to periodically move, so that gas in the charging barrel is intermittently exhausted through a double-layer filter screen. According to the boiler, the heat efficiency is improved through a smoke-air two-way preheating and particulate matter secondary combustion mechanism, and the biomass preheating, air heating and emission treatment process is optimized.

The invention relates to the technical field of automobile seats, and discloses an automobile seat with multiple ventilation functions, which comprises a seat mechanism, an air interaction mechanism for ventilating the outer surface of the seat is arranged at the lower part of the center in the seat mechanism, and a heating mechanism for heating air is arranged at the lower end of the air interaction mechanism. Reciprocating overturning mechanisms used for driving the air interaction mechanism to obliquely overturn in a reciprocating mode are arranged on the two sides of the air interaction mechanism correspondingly, when the outside temperature is high, multiple motors in the air interaction mechanism start to rotate in the forward direction, so that multiple fan blades rotate and generate airflow to absorb heat around the surface of the seat, and at the moment, the surface of the seat is kept cool, and the comfort of the seat is improved. And when the temperature is reduced, the heating mechanism is started, the motor reversely runs, fan blades in the air interaction mechanism are pushed to rotate, airflow is heated when passing through the heating mechanism, then warm air is sent to the surface of the seat, and it is ensured that warm is provided for passengers in the cold environment.

The utility model belongs to the technical field of electric smoking devices, and particularly provides a heating smoking set. The radial outer side of a containing cavity of the heating smoking set is provided with a heating cavity, the heating cavity is provided with an air inlet communicated with outside air, a second heating element used for heating the air in the heating cavity is arranged in the heating cavity, and the peripheral side of the containing cavity is provided with communicating holes communicated with the heating cavity so that the heated air can enter the containing cavity. The projection of the communicating hole in the radial direction of the containing cavity is located on the 1 / 2 side, close to the insertion end, of the first heating element. According to the utility model, the hot air can be quickly and accurately directly blown to the lower-temperature part of the heating element for internal heating by changing the air inlet position of the hot air into the accommodating cavity, so that residual chemical components in tobacco materials can be fully released in the later period of smoking.

The utility model relates to the technical field of breeding equipment, in particular to a temperature-controllable pig house ventilation adjusting device which comprises an air inlet box installed on the wall of a pig house, and a heating box is installed at the air outlet end of the air inlet box. According to the utility model, external air can be introduced into the device through the air inlet box; a servo fan arranged in the air inlet box can provide power for air flowing, and an adjusting knob can control the rotating speed of the servo fan, so that the air inlet amount is adjusted; a plurality of groups of electric heating nets which are uniformly arranged at equal intervals are arranged in the heating box, and each group of electric heating nets can be respectively controlled through a switch on a control panel, so that the accurate control on the air heating degree is realized; the hot air conveying pipe can convey the heated air to a specific position; the air inlet end of the hot air cover is connected with the hot air conveying pipe through the telescopic corrugated pipe, the position of the hot air cover can be flexibly adjusted through the telescopic corrugated pipe, hot air can be conveniently conveyed to different positions in the hog house, and the temperature requirements of different areas in the hog house are met.

The invention discloses rapid drying equipment and method for the secondary side of a nuclear power steam generator, the rapid drying equipment for the secondary side of the nuclear power steam generator comprises an air compressor, an air heating device and a gas distributor which are connected in sequence, and the gas distributor is connected with holes in the secondary side of the nuclear power steam generator through a plurality of pipelines; heating gas is input to the secondary side of the nuclear power steam generator; the rapid drying equipment for the secondary side of the nuclear power steam generator further comprises a plurality of dew-point temperature probes and a drying monitoring device connected with the dew-point temperature probes, and the dew-point temperature probes are arranged in holes in the secondary side of the nuclear power steam generator respectively. And the dew point temperature probe is used for feeding back dew point temperature information to the drying monitoring device in real time. According to the rapid drying equipment for the secondary side of the nuclear power steam generator, the secondary side of the nuclear power steam generator can be rapidly dried, the drying condition of the secondary side can be monitored in real time, the drying operation time can be effectively shortened, and the drying efficiency is improved.

The invention provides a heating furnace of a waste plastic regeneration extruder, and relates to plastic recovery. The heating furnace of the waste plastic regeneration extruder comprises a screw extruder, the inlet end of the screw extruder is connected with and penetrates through a heating sleeve, and the heating sleeve is divided into a hot air heating unit at the upper end and a hot melting unit at the lower end. According to the heating furnace of the waste plastic regeneration extruder, hot air is used for firstly heating plastic, the plastic is layered and fully heated in the bearing cage, and a pressing rod is pressed to drive an elastic pore plate to swing before the plastic is softened, so that a gap is formed between the elastic pore plate and a ferrule; plastic fragments fall into the material sliding ring from the gap and are discharged to the position above the supporting plate through the through hole, the plastic fragments can be stirred and hot-melted through revolution of the heating rod, the plastic fragments are hot-melted into fluid, the fluid can be extruded into the screw extruder under the action of the pressing plate, and the problem that in the prior art, the melting speed of the plastic fragments is low is solved.

The utility model discloses a heater for finished product drying equipment for activated carbon production, which is characterized in that a first heating component and a plurality of groups of support rods inserted on a rotating shaft are arranged, a plurality of groups of heating rods are transversely inserted among the plurality of support rods in the same group, and the heating rods are electrically connected with an external power supply; the control module is electrically connected with the heating rod and the turnover mechanism; the control module is matched with the material turning mechanism to stir the activated carbon particles, and the control module controls the multiple heating rods in the same group to be powered on so as to heat the activated carbon particles moving in the same area. The first heating assembly and the second heating assembly are used in cooperation, and activated carbon particles can be dried in a direct contact heating mode and a hot air heating mode at the same time. The first heating assembly directly heats the surfaces of the particles, and the second heating assembly conveys hot air through the air outlet assembly, so that the particles are comprehensively heated.

The invention relates to an energy-saving method for automatic adjustment and use of flue gas waste heat recovery of a garbage power plant, and solves the technical problems that an existing garbage incineration power plant is low in garbage incineration efficiency, the temperature of discharged flue gas is high, and heat of acid flue gas cannot be effectively utilized. A flue gas heat exchanger is arranged from the outlet of the bag-type dust collector to the middle section of the chimney for gas-water heat exchange, and sensible heat in flue gas is extracted to generate heat medium water; 2, the heating medium water is conveyed to a heat exchange unit through a pipeline, and temperature rising and heating of the deoxygenated water are achieved; and 3, the heat medium water subjected to heat exchange and cooling continues to provide heat for the air heating system, and primary air entering the garbage incinerator is heated or hot air entering the garbage bin is heated. The device can be widely applied to waste incineration occasions of waste incineration power plants.

The invention belongs to the technical field of hydrogen storage, and discloses an integrated framework for charging and discharging hydrogen in solid hydrogen storage. Comprising a solid hydrogen storage main frame for placing a solid hydrogen storage bottle, a fin radiator divided into a fan cover and a fin area, and a fan serving as an air inlet. Through excellent structural design, the solid metal hydrogen storage bottle is uniformly and stably cooled and heated in an air cooling and air heating mode, so that the temperature requirement of the solid metal hydrogen storage bottle for hydrogen charging and discharging is met. And meanwhile, the hydrogen storage bottle can be quickly pulled and replaced, and the maintenance and operation convenience is improved.

The invention provides a double-rotor direct-drive coaxial reverse-propeller electric ducted fan, which is characterized in that a single motor with an inner rotor and an outer rotor directly drives two pairs of blades, an intermediate transmission device and an inner rotor excitation group to generate a rotating magnetic field, and a first-stage propulsion component and a second-stage propulsion component with the same rotational inertia are driven under the action of electromagnetic torque with the same acting force and counter-acting force; one-way rotation deflection torque is balanced, and coaxial reverse propeller movement is achieved; the rectification duct reduces the induced resistance of the blades and improves the propulsive efficiency, the convergence and expansion guide sleeve and the motor frame body dissipate heat to form circulating heat dissipation of the Brayton heat engine, meanwhile, air is heated, expanded and ejected out to generate thrust, the efficiency is high, and the thrust is large. The dual-rotor motor direct-driven coaxial reverse propeller ducted fan propulsion unit is simple in mechanism, light in structure, large in power-to-weight ratio, high in reliability, beneficial to use in a narrow space and vertical take-off and landing, especially suitable for an EVTOL (electric vertical take-off and landing aircraft), and capable of promoting popularization of small aircrafts and vertical take-off and landing urban transportation carriers.

The utility model relates to the technical field of desulfurization devices, in particular to a desulfurization digester dust removal system with a fluidizing air heating device, which comprises a digester main body internally provided with a cloth bag dust removal device, and the upper part of the digester main body conveys gas back to an absorption tower through a dust remover exhaust fan and a pipeline. The fluidization air pipeline is provided with a fluidization fan for providing fluidization air, the fluidization air pipeline extends into the digester main body and faces the bag-type dust removal device, and a steam heater for heating the fluidization air is arranged on the fluidization air pipeline. According to the utility model, the cloth bag dust removal device in the digester is heated and fluidized by utilizing the heated fluidizing air, and the water vapor content is reduced, so that the problems of cloth bag hardening and water vapor condensation generated in the operation process of the digester are solved.

The invention discloses a 38CrMoAl material and a vacuum nitriding method, and relates to the field of nitriding processes of special-shaped parts, and the nitriding method comprises the steps that S1, after a 38CrMoAlA steel part is put into a furnace, the furnace is filled with air, heating is conducted, pre-oxidation is conducted, and a pre-oxidation workpiece is obtained; s2, vacuumizing, refilling nitrogen, and raising the temperature to a nitriding temperature; s3, after the temperature is increased to the nitriding temperature, ammonia cracking gas is introduced into the furnace for nitriding treatment; and S4, nitrogen removal. And the problem of furnace temperature uniformity in the vacuum nitriding process can be effectively improved. According to different nitriding stages, the concentration of nitrogen atoms in the furnace can be automatically and accurately controlled, the ammonia gas consumption is reduced, and the nitriding layer depth and the nitriding layer quality are improved.

The invention provides a compressed air and waste heat coupled energy storage hydrogen fuel cell cold start system, which is characterized in that a compressed air storage tank, an air heating pipeline and a humidifier are connected to form a heated air supply branch, and the heated air supply branch is communicated with an air inlet of an electric pile; the hydrogen storage bottle and the hydrogen heating pipeline are connected to form a heating hydrogen supply branch which is communicated with the hydrogen inlet of the electric pile; a cooling liquid outlet of the galvanic pile is communicated with the cooling liquid heat exchange pipeline, an outlet of the cooling liquid heat exchange pipeline is communicated with a cooling liquid inlet of the galvanic pile through a cooling liquid preheating branch, a cooling liquid circulating pump is arranged on the cooling liquid preheating branch, and the cooling liquid heat exchange pipeline exchanges heat with a heat storage medium; the heat storage device is used for storing waste heat of the pile cooling liquid in a heat storage medium or preheating the cooling liquid under the cold start working condition. Cathode air heating supply, anode hydrogen heating supply and galvanic pile preheating through cooling liquid under the cold start condition are achieved, and the advantages of being low in cold start energy consumption and fast in start response are achieved.

The utility model discloses a metal pipe ink jet drying device which comprises a fan, an air heating box and a drying pipe, the drying pipe comprises a straight pipe, an air inlet pipe opening and an air return pipe opening are formed in the two ends of the outer wall of the circumference of the straight pipe, and an air outlet of the air heating box is connected with the air inlet pipe opening through an air inlet pipeline. An air inlet of the fan is connected with the air return pipe orifice through an air return pipeline, and the fan is connected with the air heating box through a pipeline; an annular step groove A is formed in the initial end of the circumferential inner wall of the straight pipe, an air blowing guide sleeve is fixedly embedded in the annular step groove A, the inner side end of the air blowing guide sleeve is a conical necking opening, a conical annular air guiding cavity is formed between the conical necking opening of the air blowing guide sleeve and the annular step groove A of the straight pipe, and a blowing circular seam is formed between the tail end of the conical necking opening and the step face of the annular step groove A; the air inlet pipe opening is formed in the position of the conical annular air guide cavity; the air inlet pipeline is also connected with an airflow heating pipe; the drying device has the advantages of low energy consumption, high drying efficiency, improved production efficiency and the like.

The invention discloses a calcination and afterburning integrated coal gangue decarbonization device. The coal gangue decarbonization device comprises a shell, a multi-channel pulverized coal combustion gun and a secondary air heating combustor, an air reversing cavity, a combustion cavity and a calcination cavity which are sequentially communicated in the gas flowing direction are formed in the shell, the air reversing cavity is provided with a secondary combustion-supporting air inlet, the combustion cavity is provided with a primary air inlet and a tertiary combustion-supporting air inlet, and the calcination cavity is provided with a coal gangue feeding port. The multi-channel pulverized coal combustion gun is inserted into the primary air inlet, and the secondary air heating combustor is arranged close to the secondary combustion-supporting air inlet. The structure of the coal gangue calcining device is simplified, the problems of material cost, air leakage, heat loss and the like of external equipment and pipelines are reduced, and the construction and operation cost of the coal gangue calcining device is reduced. Meanwhile, through the hot air chamber furnace structure adapting to fine powder combustion and the high-temperature secondary air heating process design, the problems that the low-heating-value coal gangue is difficult to ignite and the heat value cannot be released are solved, and suspension calcination of the low-heating-value coal gangue is achieved.

The invention provides a cold region tunnel portal air curtain heat preservation system utilizing geothermal energy, comprising: a geothermal energy heat extraction device, the geothermal energy heat extraction device comprises a heat extraction drill hole arranged in the middle section surrounding rock of a tunnel and a heat extraction pipe arranged in the heat extraction drill hole, and the heat extraction pipe is internally provided with a heat extraction medium; the arc-shaped air curtain unit is provided with air curtain machines which are uniformly arranged in the circumferential direction of the inner side of the tunnel portal lining; the ground source heat pump is used for providing heat energy for the air heating cavity by taking geothermal energy as a heat source; clean and green geothermal energy and the air curtain technology are combined to achieve long-term prevention of cold damage to the tunnel portal in the cold region, the geothermal energy is transferred to the tunnel portal, a hot air curtain wall is formed at the portal through the air curtain technology, cold energy outside the tunnel is prevented from being transferred into the tunnel, and safety and no influence on driving installation are achieved.

The invention belongs to the technical field of carbon fiber pre-oxidation furnace heating, and particularly relates to the technical field of combustion methods of waste or low-grade fuel, in particular to a pre-oxidation furnace hot air heating method and system coupled with heat recovery. According to the method, fresh air to enter the pre-oxidation furnace is divided into two parts, one path of fresh air is mixed with return air of circulating air in the previous technological process of the pre-oxidation furnace after being subjected to gradient heating for multiple times, third gradient heating is carried out, fourth gradient heating is carried out through a heat conduction oil heater, and secondary gradient heating is carried out; and then another path of fresh air which is heated for one time and not mixed is introduced, the fresh air is mixed with the mixed air heated to the temperature higher than the process temperature again, and after the process temperature is reached, the mixed air is fed into the pre-oxidation furnace. And by controlling the flow of the newly introduced fresh air, the effect of accurately controlling the temperature of the mixed air at the process temperature is achieved.

The invention, which relates to the technical field of photovoltaic facilities, discloses an anti-snow-accumulation photovoltaic support comprising a base, a supporting plate, a rotating shaft, a rotating plate, a photovoltaic panel body, an electric control mechanism, an adjusting mechanism and the like. When a blowing fan rotates, outside air enters an electric control box through air inlet holes, a sponge plate removes moisture in the air, an electric heating wire heats the air into hot air, the hot air is blown into a rolling cylinder through an air blowing pipe, the hot air is evenly blown out of a ventilation groove through the rotating rolling cylinder, accumulated snow on the surface of a photovoltaic panel body is rapidly melted through the hot air, and the surface of the photovoltaic panel body is protected. The cleaning efficiency is improved; the inclination angle of the rotating plate is adjusted, so that the inclination angle of the photovoltaic panel body is adjusted, the photovoltaic panel can receive light better, and the adaptability is improved; the heat generated by the heating wire can be conveniently blocked, and the problem of damage caused by rapid temperature rise of the power supply, the central control machine and the Bluetooth module due to the heat is prevented.

The invention discloses a turbine-boiler coupling flexible heat regeneration method for deep peak regulation, and relates to the technical field of thermal power plant unit steam deep peak regulation. Comprising the steps that boiler fuel supply and combustion intensity are reduced, and a unit enters a low-load operation state; extracting part of high-temperature and high-pressure steam from a main steam pipeline in front of a steam turbine as a heat source; the pressure of the extracted high-temperature and high-pressure steam is reduced through a temperature and pressure reducing device, and water is sprayed for cooling; steam is introduced into the heat exchanger to release heat, primary air and secondary air are heated, and air needed by combustion is preheated through steam waste heat; the steam subjected to air heating exchanges heat with feed water through a first high-pressure heater; the amount of high-temperature and high-pressure steam extracted from a main steam pipeline in front of a steam turbine is adjusted, the load and the system efficiency are balanced, the steam distribution proportion and parameter setting are optimized, and deep peak regulation is achieved. Steam waste heat is comprehensively utilized to increase the air temperature, energy waste during peak regulation is reduced, and the overall efficiency of the system is improved.

The invention discloses a convex tube type heating core body of an air heating PTC electric heater of a new energy automobile, and relates to the technical field of heating cores, and the convex tube type heating core body comprises a composite device. According to the convex tube type heating core body of the air-heating PTC electric heater of the new energy automobile, through the design of a composite device, the heating core body is arranged in the bearing mechanism, the heating core body is fixed through the bearing mechanism, follow-up operation is facilitated, shaking in the operation process is avoided, the follow-up operation is prevented from being affected, the bearing mechanism drives a square sliding block to slide on the inner side of a sliding groove, and the heating core body is fixed. The grating covers are arranged on the two sides of the composite shell, the effect of preventing impurities from entering is achieved through the grating covers, dust entering and adsorbed to components is reduced, excessive accumulation of the impurities after long-time operation is prevented, and the situation that the operation effect of the heating core is affected is avoided; and meanwhile, airflow penetrates through the heating core body from the grating covers, so that efficient heating and heat transfer are achieved, and the operation requirements of parts are met.

To provide an air conditioner which can efficiently heat blown air without raising a surface temperature of a heater and reduce noise.SOLUTION: An air conditioner includes: an air blowing path 240 in which an air blower 230 is arranged between an air inlet 121 and an air outlet 131 which are provided in a body 10; an air conditioning section 146 which conditions sucked air; and heating means 220 for heating air. The air blower 230 is constituted of a sirocco fan 142 and a scroll casing 200. The scroll casing 200 has a fan suction port 204, a fan blowout port 206, and a tongue section 207. A suction port plane of the fan suction port 204 is divided into an inside region and an outside region in a radial direction. When a plane of the fan blowout port 206 side which is obtained by dividing the outside region by a virtual plane 208 passing a rotary shat 210 of the sirocco fan 142 and the tongue section 207 is defined as a first plane 205, the heating means 220 is arranged to pass through the first plane 205.SELECTED DRAWING: Figure 5

The invention discloses a carbon dioxide ore-smelting gasification integrated collaborative device. The device comprises a carbon dioxide gasification unit used for converting liquid carbon dioxide into gaseous carbon dioxide; the carbon dioxide mineralization reaction unit is used for performing mineralization reaction on gaseous carbon dioxide; the hot air circulation system is connected between the mineralization reaction unit and the gasification unit and is used for transferring heat released by the mineralization reaction unit to the gasification unit; the cold air circulating system is connected between the gasification unit and the mineralization reaction unit and is used for returning cold air generated in the gasification process to the mineralization reaction unit for heating; and the ambient air introduction system is used for introducing ambient air into the air heating channel of the mineralization reaction unit, and the ambient air is used for heat exchange of the gasification unit after being heated. Through the synergistic effect of heat released by the mineralization reaction unit and the gasification unit, internal energy self-circulation is formed, efficient gasification and mineralization of carbon dioxide are achieved, energy consumption is reduced, and carbon emission is reduced.

The utility model discloses a drying machine, which belongs to the field of shoe machines and is characterized in that an air pump is arranged, the internal space of a machine body is divided into an air supply area and a working area by a partition plate, air flow is formed in the machine body, and harmful substances such as formaldehyde are promoted to be adsorbed or decomposed through a filter and a light reaction lamp. The light radiation heating in the working area can be conducted into the air, so that the heat in the machine body is increased, if the high-temperature air is directly released into the air, the heat loss is caused, and the harmful substances in the hot air in the machine body are absorbed or decomposed, so that the heat loss is reduced; and then the air is sent back into the machine body, so that internal circulation of the air is realized, the energy input required for heating the air in the machine body is reduced, and the purpose of producing the same things is achieved, but the consumed energy is 60-80% of the original energy.

The utility model relates to the technical field of plastic products, and discloses an injection molding device for plastic product production, which comprises a storage cylinder, the upper surface of the storage cylinder is fixedly connected with a flange plate, the upper surface of the flange plate is fixedly provided with a sealing cover through bolts, and the upper surface of the sealing cover is provided with a preheating assembly. The preheating assembly is arranged, the electric heating wire is electrified for heating, air in the heating bin is heated to the needed temperature, the fan body starts to rotate, air convection is forced, the temperature in the heating bin is more uniform, and plastic raw materials enter the heating bin from the storage barrel and are preheated in the process; according to the invention, the raw material has proper temperature and fluidity when entering the injection molding link and reaches or approaches the required processing temperature, and the preheated plastic raw material enters the injection molding link and reaches the required processing temperature, so that the heating time in the injection molding process is reduced, and the production efficiency is improved.

The utility model provides a fuel gas air heating heater for a transport vehicle, which is characterized in that an upper cover (2) and a lower cover (3) are assembled to form a cylindrical shell (5), an air inlet cover (1) is assembled at one axial end of the shell (5), an air outlet cover (4) is assembled at the other axial end of the shell (5), and the air inlet cover (1), the shell (5) and the air outlet cover (4) form an outer cover (6) with a hollow cavity; and a heat supply fan (7), a fan motor (8), a connecting bracket (9), a combustion fan (10) and a heat exchanger (11) are sequentially arranged between the air inlet cover (1) and the air outlet cover (4) in the hollow cavity of the outer cover (6). The fuel oil air-heating heater is integrated, efficient, low in noise, energy-saving and environment-friendly, and can effectively solve the problems that when fuel oil air-heating heaters are applied to fuel gas type transport vehicles, large noise and peculiar smell exist, and tail gas emission is not environment-friendly and the like in the working process.