24results about How to "Improve warm-up effect" patented technology

This utility model discloses a high-temperature steam waste heat recovery and reuse device for deodorization towers, comprising: a deodorization tower body, an mounting base fixedly installed on the outer wall of the deodorization tower body, a preheating box fixedly installed on the top wall of the mounting base, an oil storage tank fixedly installed inside the preheating box, a steam pipe fixedly installed at the top of the deodorization tower body, a diverter fixedly installed at the end of the steam pipe away from the deodorization tower body, a first spiral heat-conducting pipe fixedly installed on the diverter, and a second spiral heat-conducting pipe fixedly installed on the diverter, the first spiral heat-conducting pipe being sleeved on the outer wall of the oil storage tank, and the second spiral heat-conducting pipe being installed in the inner cavity of the oil storage tank. This utility model realizes the utilization of waste heat from the high-temperature steam of the deodorization tower, preheating the edible oil to be deodorized, thus greatly reducing the heating time required for the edible oil to be deodorized during deodorization processing and improving the efficiency of edible oil deodorization processing.

This invention relates to a twin-body kiln structure, comprising a kiln I with a chimney I and a kiln II with a chimney II. Chimney I and chimney II are connected by a connecting pipe, which houses a fan. Kiln I has a flow guiding mechanism I corresponding to chimney I, and kiln II has a flow guiding mechanism II corresponding to chimney II. Both kiln I and kiln II are also fitted with jackets on their outer sides, forming insulation chambers between the jackets and their respective kilns I and II. One-way exhaust pipes communicating with the corresponding insulation chambers are installed on the side walls of both kiln I and kiln II. Exhaust pipes connected to the corresponding chimneys I and II are installed on the insulation chambers. This invention effectively recovers heat from the exhaust gases from kiln I and kiln II, achieving energy conservation.

This utility model relates to the field of blast furnace pulverized coal injection technology, specifically a blast furnace pulverized coal injection preheating system, including a conveying pipe. A heat exchange pipe is sleeved on the upper part of the outer wall of the conveying pipe, and an electric heating tape is wound around the lower part of the outer wall of the conveying pipe. During operation, the hot blast and waste air generated during blast furnace smelting are introduced into the heat exchange pipe through the air inlet pipe, exchanging heat with the conveying pipe to preheat the pulverized coal inside the conveying pipe. This improves energy utilization and reduces waste. The heat generated by the electric heating tape and the insulation effect of the insulation cotton keep the lower half of the conveying pipe at a high temperature, further improving the preheating effect, increasing the temperature of the pulverized coal, reducing the heat absorbed by the pulverized coal after entering the blast furnace, and improving the blast furnace thermal efficiency. Furthermore, when the hot blast and waste air supply is unstable, hot air generated by an external hot air fan can be introduced into the air inlet pipe to ensure stable heat exchange, making the preheating temperature more stable, thereby effectively improving preheating efficiency and energy utilization.

The invention relates to the technical field of heat pump system control, and provides a heat pump compressor crankshaft heating band preheating control method, device and equipment, and the method comprises the steps that the power supply state of a heat pump and the operation state of a compressor are judged; executing a first warm-up control mode when the heat pump is switched from the power-off state to the power-on state; the preheating index temperature is monitored, when the preheating index temperature continuously meets the first preset condition within the specified duration, a crankshaft heating band is started for preheating, starting of the compressor is forbidden in the preheating period, and preheating is stopped until the second preset condition is met; when the heat pump continuously supplies power and the operation state of the compressor is a closed state, a second preheating control mode is executed; and the environment temperature and the accumulative shutdown duration of the compressor are monitored, the preheating duration is determined according to the environment temperature and the accumulative shutdown duration, and the crankshaft heating belt is controlled to conduct preheating according to the preheating duration. According to the mode, the preheating effect is improved, the energy consumption is reduced, and the reliability of the compressor and the heat pump system is further improved.

The utility model discloses a novel wastewater light component removal tower structure which comprises a light component removal tower, the bottom end of the light component removal tower is connected with a reboiler, the light component removal tower is in the shape of a cylindrical tank, the light component removal tower is formed by sequentially connecting a top shell, an adsorption shell, a plurality of slow flow shells and a bottom shell from top to bottom, the top shell is in the shape of a cylindrical shell with an opening in the bottom end, and the adsorption shell is connected with the slow flow shells. The adsorption shell and the flow slowing shells are each in a cylindrical shell shape with openings in the upper end and the lower end, and the bottom shell is in a cylindrical shell shape with an opening in the top end. The edge of the bottom end of the top shell, the edges of the two axial ends of the adsorption shell, the edges of the two axial ends of the slow flow shell and the edge of the top end of the bottom shell are all provided with connecting flanges and are in bolt connection through the connecting flanges. An adsorption assembly is arranged in the adsorption shell, and a flow guide part is arranged below the adsorption assembly; a plurality of blocking pieces are arranged in the flow slowing shell and arranged at equal intervals in the axis direction of the flow slowing shell.

The application discloses a duct capable of switching ventilation modes and relates to the field of ventilation devices. The duct capable of switching ventilation modes comprises a ventilation duct body, a lower-layer air outlet and an upper-layer air outlet are respectively arranged at the bottom and the top of the ventilation duct body, a fixed upper-layer diaphragm is arranged in the ventilation duct body, a movable partition layer is arranged in the ventilation duct body, and one side of the partition layer is fixed to the ventilation duct body. The duct capable of switching ventilation modes is designed in two ventilation modes for precise ventilation of a traditional pipeline, the two ventilation modes can be switched, the direction of the air outlet can be adjusted, fresh air can directly blow to pigs in spring and autumn, direct blowing to the pigs can be avoided in winter, meanwhile, the travel of the fresh air in the pipeline is increased in the winter mode, the preheating effect of the fresh air is improved, and the cold stress probability of the pigs is reduced.

The application discloses a high-tower granulation industrial waste heat recovery feeding device, and relates to the technical field of heat recovery.The device comprises a preheating bin, a separate sleeve layer, a storage cavity, a slow-flow bin, a material flow channel, a feeding pipe and an adjusting structure.In the application, the material flows into the slow-flow bin through the feeding pipe and then reversely flows out from the channel between the inner wall of the slow-flow bin and the feeding pipe.The sudden reversal of the flow direction not only effectively reduces the material flow rate, but also makes the material strongly mix under the action of turbulent flow, breaks the stagnant dead zone of the traditional container center area, and improves the overall preheating effect, since the slow-flow bin and the variable-speed design slow down the overall flow rate of the material in the annular material flow channel, increase the residence time, and ensure that the heat of the heat-conducting medium can fully penetrate the material layer.

The present application relates to injection molding machine technical field, specifically is related to a kind of servo injection molding machine with quick preheating function;Including: rack;Injection molding module, horizontal fixedly arranged on the rack, the injection molding module is equipped with the material guiding pipe capable of transmitting molten material and the push rod capable of continuously pushing material;Feeding module, vertically arranged on the injection molding module and the feeding end is communicated with the material inlet of the material guiding pipe;Heating module, coaxially fixedly arranged outside the material guiding pipe and close to the discharge port of the material guiding pipe setting;Preheating module, coaxially fixedly arranged outside the material guiding pipe and close to the material inlet of the material guiding pipe setting, the preheating module is equipped with the air supply pipe capable of continuously guiding heat source towards the material inlet of the material guiding pipe;The present application can not only efficiently dehumidify material and efficiently preheat material, and the dehumidification effect is good, and preheating efficiency is high.

This utility model discloses a copper foil composite heat insulation pressing device, including a base and a fixed frame disposed on the top of the base. Two first guide rollers distributed vertically are rotatably connected to the inner cavity of the fixed frame near the left side. In use, through the linkage of a first servo motor, a first threaded rod, a first threaded sleeve, a sliding rod, a sliding groove, a traction rod, and an arc-shaped limiting plate, the horizontal distance between the two arc-shaped limiting plates can be adjusted according to the width of the copper foil. Thus, when the copper foil passes between the two first guide rollers, it can be corrected and limited, thereby preventing the copper foil from slipping and tilting during the traction process. In addition, through the setting of a first slot, a first arc-shaped plate, a second slot, and a second arc-shaped plate, the copper foil can be corrected during the conveying process. At the same time, the heating efficiency of the heating roller can be effectively improved, thereby improving the pressing effect on the copper foil.

The utility model relates to the field of laser cladding preheating, in particular to a laser cladding preheating device with a heat preservation mechanism, which comprises a base, and a preheating cylinder is mounted on one side above the base. The inner threaded cylinder rotates and pushes the first screw rod to move, so that the connecting plate drives the position of the heating rod to change, adjustment is achieved according to the size of materials, part of the heating rod can be started through independent control over the heating rod, and therefore the heat preservation effect is achieved; through the structure, the equipment can be correspondingly adjusted according to the size of a material, so that the preheating effect is improved, preheating can be fully automatically carried out in the process, and after preheating is completed, the energy consumption can be greatly reduced while the heat preservation effect is achieved by reducing the starting number of the heating rods, so that the energy consumption is reduced. In addition, the preheating uniformity can be greatly improved through rotary heating in the heating process, and finally the later maintenance cost of the equipment can be greatly reduced through modularization of the heating rods.

This utility model relates to the field of waste incineration technology, specifically to a heat recovery structure for a pyrolysis gasification furnace. The heat recovery structure for a pyrolysis gasification furnace includes: a pyrolysis gasification furnace; a support frame, the support frame being disposed on one side of the pyrolysis gasification furnace; and an auger conveyor, the auger conveyor being mounted on the support frame, the auger conveyor including a conveying pipe and an auger shaft disposed within the conveying pipe. The beneficial effects of this utility model are: this device covers the outside of the conveying pipe of the auger conveyor with a heating hood, and connects the exhaust port of the pyrolysis gasification furnace to the sealed chamber between the heating hood and the conveying pipe through an inlet pipe, allowing high-temperature flue gas to directly fill the sealed chamber, and then heat the conveying pipe through heat conduction, thereby achieving preheating treatment of the waste in the conveying pipe. This not only effectively recovers the heat energy in the flue gas and reduces heat loss, but also ensures that the waste reaches a higher temperature and a drier state before entering the pyrolysis gasification furnace.

This utility model relates to the field of shipbuilding technology, and in particular to a heating device for welding and installing shipboard passageway pipe fittings. It includes a first fixing plate, on which two second fixing plates are symmetrically fixed. Electric heating tubes are fixed to the opposite sides of each of the two second fixing plates. A fixing column is fixed to the first fixing plate, which is positioned between the fixing column and the two second fixing plates. A reciprocating reverse drive mechanism is fixed to the end of the fixing column furthest from the first fixing plate. In use, the two reciprocating electric heating tubes simultaneously preheat the inner and outer walls of the passageway pipe fitting, ensuring that the preheating of the inner and outer walls is not sequential, thereby improving the uniformity of preheating and ultimately enhancing the preheating effect.

The double-circulation perlite ore sand gradient preheating system utilizing the waste heat of the tail gas of the fuel gas expansion furnace is provided with the double-return-stroke channels, the material heating time is prolonged, the heating temperatures of the double-return-stroke channels are different, low-temperature preheating is conducted firstly, then medium-temperature preheating is conducted, and the heating efficiency is improved. And most free water and part of bound water in the ore sand are removed more slowly and mildly. According to the technical scheme, an outer-layer material channel is formed between an outer pipe and a middle pipe, and a first spiral conveying structure is arranged on the inner wall of the outer-layer material channel; an inner-layer material channel is formed between the middle pipe and the inner core pipe, and a second spiral conveying structure is arranged on the inner wall of the inner-layer material channel; the heating cavity consists of an inner cavity of the inner core tube; and the rotating direction of the first spiral conveying structure is opposite to that of the second spiral conveying structure, so that materials are conveyed from the first end to the second end in the outer-layer material channel, enter the inner-layer material channel from the second feeding hole in the second end and are conveyed from the second end to the first end in the inner-layer material channel.

The application relates to the field of laser cutting, and particularly discloses a laser cutting device for automobile mudguards, which comprises a machine tool, a cross beam is slidably arranged on the machine tool, a cutting head is slidably and liftably arranged on the cross beam, a clamping piece for fixing a mudguard is arranged on the machine tool, an air suction pipe is arranged on the machine tool, a fan is arranged at the bottom of the machine tool, a threaded rod is rotatably arranged on the side wall of the cross beam, a fixing plate is threadedly connected to the threaded rod, the air suction pipe is arranged on the fixing plate, a synchronizing piece for driving the air suction pipe to move is arranged on the machine tool, and a lifting piece for lifting the air suction pipe is arranged on the machine tool. The application has the effects of strengthening the cooling effect on the cut mudguard, reducing the emission of toxic gas and smoke generated during cutting, and improving the safety of workers.

This invention discloses an organic waste gas RTO regenerative thermal oxidation treatment device and method for waterproof membrane production in the field of waste gas treatment technology. It includes an annular heat storage block, a combustion chamber, an external drive mechanism, an external membrane production machine, an external waste gas emission mechanism, an external waste gas storage machine, and an airflow distribution chamber. The waste gas emission mechanism is connected to both the waste gas storage machine and the airflow distribution chamber. Based on the rate at which the waste gas is generated by the membrane production machine, this invention selects whether to treat the waste gas directly or to store a certain amount of waste gas before treatment, reducing wear and tear on the waste gas storage machine, minimizing waste gas leakage, and increasing treatment efficiency. Furthermore, the annular heat storage block circulates through waste gas, air, and tail gas, enabling this invention to complete the heat storage-recirculation-preheating cycle within a single heat storage chamber, avoiding repeated valve switching, reducing process complexity, and improving process stability.

The utility model discloses a high accuracy circuit board zinc spraying processing device, including the processing station and setting in the processing station bottom's support box, still include preheating box, the top of preheating box is installed in infrared preheating module in parallel, spray coating box body, spray coating box body sets up the processing station top of preheating box one side, just the top of spray coating box body is installed electric telescopic handle, and the output of electric telescopic handle extends to the inside of spray coating box body and is connected with the top of movable support plate shield, just the movable support plate top of shield inboard evenly installs micro - electric telescopic handle, and the output of every micro - electric telescopic handle all extends to the below of movable support plate and is connected with the spray head. The utility model accurate control micro - electric telescopic handle, drive the spray head adjustment height, ensure that every spray head and the distance of the surface of the circuit board to be processed are consistent. Effectively solved the problem of uneven spraying caused by the uneven surface of the circuit board, improved the spraying quality and precision.

The utility model discloses energy-saving aluminum ore calcining equipment, and relates to the technical field of calcining equipment, the energy-saving aluminum ore calcining equipment comprises a gas collector, a rotary kiln, a discharge bin and a preheater, the preheater comprises a shell and a plurality of partition plates; a feed port and an exhaust port are formed in the top of the shell, and the exhaust port is connected with an inlet of the gas collector through an exhaust pipeline; a discharge port is formed in the bottom of the shell and is connected with an inlet of the discharge bin; an air inlet is formed in the bottom of the shell and connected with the rotary kiln through an air inlet pipeline. The multiple partition plates are connected to the two opposite inner walls of the shell in a crossed mode, and the two opposite sides of the partition plates abut against the other two inner walls of the shell. According to the energy-saving aluminum ore calcining equipment, after high-temperature gas generated in the calcining process of the rotary kiln is introduced into the preheater, the high-temperature gas can circulate in the shell in a snakelike path, the circulating path of the high-temperature gas in the preheater is prolonged, the high-temperature gas makes full contact with uncalcined materials, and therefore the preheating time of the uncalcined materials is prolonged, and the energy-saving effect is achieved. The preheating effect is improved.

The invention relates to the technical field of rubber floor production, in particular to a mixing device for rubber floor production. The discharging assembly is used for feeding materials into the box body; the heating assembly is used for heating the box body in the mixing process; the exhaust assembly is used for exhausting the rubber after the mixing is completed; the exhaust assembly comprises an exhaust box; the compression roller I and the compression roller II are rotationally mounted on the exhaust box; a belt wheel I is fixedly mounted on the compression roller II; a belt wheel II is fixedly mounted on the compression roller I; a transmission belt is mounted on the belt wheel I and the belt wheel II in a transmission manner; and an adjusting groove is formed in the exhaust box. According to the device, hot air in the exhaust box moves towards the interior of the material box, the material box is hollow, a sizing material in the material box is preheated, water vapor in the sizing material is discharged, and the situation that the water vapor is mixed in the sizing material for mixing, and consequently gas in the sizing material becomes more is avoided.

The utility model belongs to the technical field of alcohol spice processing, and particularly discloses an alcohol spice feeding preheating device which comprises a preheating box, the top of the preheating box is fixedly connected with a feeding hopper, an air cylinder is fixedly installed in the preheating box, and the output end of the air cylinder is fixedly connected with a sliding plate. And the sliding plate is provided with an air flow spraying mechanism for spraying air. According to the alcohol perfume feeding preheating device, the position of a sliding plate is adjusted through an air cylinder, then the height of a first wedge-shaped air disc and the height of a second wedge-shaped air disc are changed, meanwhile, a motor is used for driving a second rotating shaft to rotate, and the angle of the first wedge-shaped air disc is synchronously adjusted through gear transmission; the two wedge-shaped air discs change the jet angle and the jet range of airflow in the deflection swing process, the dynamic adjustment can enable the hot airflow to be more comprehensively and evenly jetted to the alcohol perfume in the falling process, the problem that hot blowing of a steam pipe arranged fixedly is not even is avoided, it is guaranteed that the perfume can be fully and evenly heated, and the quality of the perfume is improved. And the preheating effect is greatly improved.

This utility model relates to the field of boiler technology and discloses a steam-water separation device for a Class D boiler. It includes a boiler body and an evaporator tube located inside the furnace chamber. A lower header is located at the bottom of the boiler body, and an upper header is located at the top. The upper and lower ends of the evaporator tube are connected to the upper and lower headers, respectively. The evaporator tube contains saturated water, and a steam-water separation device is located at the top of the evaporator tube, with a gap between the device and the water surface below it. Steam rises and enters a spiral steam channel, rotating rapidly upwards along the channel. Tiny water droplets in the steam, under the influence of gravity and centrifugal force, detach from the steam and fall back into the evaporator tube, significantly reducing the water content in the steam and achieving steam-water separation. This improves the quality of the steam and alleviates abnormal water level fluctuations in the heat exchange tubes. The collected water droplets reduce the supply of saturated water in the evaporator tubes to a certain extent, effectively saving energy and water resources.

The utility model is applicable to the field of wastewater treatment, and provides energy-saving treatment equipment for high-salinity wastewater, which comprises a concentration tank, the concentration tank comprises a tank body and a tank cover, the tank body and the tank cover are fixedly connected through bolts to form a closed container, and the tank body and the tank cover are respectively and fixedly provided with a drain pipe and a water injection port; the heating ring is fixedly mounted in the interlayer at the bottom of the tank body, and the heating ring is electrically connected with an external control circuit through a connecting cable; the condensation assembly comprises a condensation box and a heat exchanger; the heat exchange tube is fixedly mounted on the condensing box, and the output end of the heat exchange tube is fixedly connected with the water filling nozzle. According to the high-salinity wastewater concentration device, the condensation assembly is arranged, high-temperature steam generated by concentration of high-salinity wastewater is used for preheating the wastewater, waste of waste heat in the steam is avoided, heating energy loss during concentration of the high-salinity wastewater is effectively reduced, meanwhile, liquid water generated by condensation is clean in component and can also be used for other procedures of wastewater treatment, and the energy-saving and environment-friendly effects are achieved. Therefore, the water purification demand is reduced, and the loss of water resources is reduced.

This utility model discloses a system for preheating and melting solid materials. It employs an inclined feeding and preheating channel design, effectively balancing the speed, stability, and accuracy of scrap steel feeding. It also effectively increases the heat exchange area between the scrap steel and high-temperature flue gas, significantly improving heat exchange efficiency, production efficiency, and energy consumption. Furthermore, by monitoring and controlling the real-time preheating temperature of the scrap steel during the heat exchange process, it effectively improves the preheating temperature of the scrap steel and the efficiency of flue gas waste heat utilization. In addition, a combination of gas-fired heating burners and electromagnetic heaters is used during scrap steel melting to achieve rapid heating and melting of the solid scrap steel, further improving overall production efficiency and reducing energy consumption. This utility model's system has a simple structure, is easy to operate and control, and offers a convenient preheating and melting process with high production efficiency and low energy consumption, showing excellent prospects for large-scale promotion and application.

The oxygen-enriched side-blown furnace with the air preheating function comprises a furnace cylinder, a furnace body, an expansion joint and a smoke pipe, a copper water jacket and a heat conduction sleeve are arranged on the periphery of the furnace body in a sleeved mode, a plurality of air supply pipes are arranged on the periphery of the heat conduction sleeve, a plurality of air inlets communicated with the heat conduction sleeve are formed in the furnace body in a communicated mode, and the air supply pipes are communicated with annular pipes. The flue gas pipe is provided with a heat conduction assembly, the heat conduction assembly is formed by communicating a plurality of heat conduction cylinders end to end, the heat conduction cylinders are detachably arranged on the flue gas pipe, one end of the heat conduction assembly is communicated with the air inlet pipe, and the other end of the heat conduction assembly is provided with an air blowing mechanism; the air blowing mechanism drives air to flow through the multiple heat conduction barrels and the heat conduction sleeves and flow into the furnace body through the multiple air inlets, the air is preheated multiple times through the heat conduction sleeves and the multiple heat conduction barrels by means of the furnace body and the smoke pipe, the air temperature is increased, and therefore the combustion efficiency of CO is improved, and full utilization of heat energy is achieved; and the effects of saving cost and increasing efficiency are achieved.

This utility model discloses a high-efficiency raw material preheating device for hydrofluoric acid production, relating to the field of hydrofluoric acid processing technology. It includes support legs and a preheating box, and further comprises: a conveyor box, a feed inlet, a conveying mechanism mounted on the conveyor box, a first inclined screen plate, a second inclined screen plate, a U-shaped support plate, a preheating mechanism mounted on the U-shaped support plate, a recovery mechanism mounted on the preheating box, a striking mechanism mounted on the preheating box, and a discharge port. Through the cooperation of the conveying mechanism, the first inclined screen plate, the second inclined screen plate, the preheating mechanism, and the striking mechanism, fluorite powder is evenly transported to the first inclined screen plate. The striking mechanism causes the first and second inclined screen plates to vibrate, causing the fluorite powder to fall along the inclined screen plates, preventing accumulation. The preheating mechanism preheats the fluorite powder, improving the preheating effect. The recovery mechanism enables the recycling of heat energy, reducing waste heat.