55results about How to "To achieve the warm-up effect" patented technology

The invention discloses a casting defect eliminating method which belongs to the field of casting treatment. The casting defect eliminating method provided by the invention comprises five steps: defect cleanup, bevel preparation, weld preheating, welding repair and postweld treatment, wherein the defect cleanup refers to eliminating common surface defects by grinding, and common crack defects andgreats defects are subjected to a next step; the bevel preparation refers to forming a U-shaped bevel in the defected position and the bevel surface is a smooth curved surface; the weld preheating refers to carrying out local preheating to the common defects and integral preheating to the great defects; the welding repair refers to carrying out 1-2 layers of resurfacing welding along the side surface of a bevel, further fully welding the concave part in the resurfacing welding position and repeating the step until the whole bevel is welded to be full completely; and the postweld treatment refers to carrying out dehydrogenation treatment to the common defects after being welded and annealing treatment to the great defects after being welded. By improving the welding method and optimizing the process parameters when repairing different defects, the invention greatly reduces the probability of adverse influencing factors occurring in defect repair process, saves the time spent in defect repair and achieves the effect of cost saving while ensuring the qualified rate of casting repair.

The invention relates to the field of dedusting equipment, in particular to a tiny dust particle filtration and adsorption system. The tiny dust particle filtration and adsorption system comprises an atomizing device, a circulating cooling device, an absorption device and a recooling device, wherein the atomizing device comprises an air inlet pipe, a cooling pipe, an air outlet pipe, a steam generator and an air pump, wherein the air inlet of the cooling pipe is connected with the air outlet of the air inlet pipe; the air outlet of the cooling pipe is connected with the air inlet of the air outlet pipe; the middle of the air inlet pipe penetrates through one hole of the '8'-shaped spiral cooling pipe; the output opening of the steam generator is communicated with the air inlet pipe; the steam generator is used for generating steam to be mixed with gas to be purified; the circulating cooling device is connected with the cooling pipe; the recooling device is connected with the absorption device. The tiny dust particle filtration and adsorption system imitates mist formation in meteorology, tiny dust particles serve as condensation nucleuses to form water mist first, and then the water mist is condensed into water, so that the dust particles and the water are combined and discharged. The system is simple in principle, obvious in dust removal effect, recyclable, lower in cost, and convenient to popularize.

The invention discloses a method for preheating a forged steel cold roll before induction quenching. A quench machining tool is used for induction preheating at the proper temperature lower than AC1. A preheated part of the cold roll is not water-cooled during moving. By matching the heating temperature with the movement speed of the cold roll, surface heat is transferred inward during movement of the cold roll, and the inside and the outside of the cold roll are uniformly heated. The cold roll moves to an initial position after preheating. The surface temperature of the cold roll is controlled to 200-400 DEG C, and the overall heating is achieved. By the induction heating high in heating speed, the whole preheating process takes about 40 minutes, and machining efficiency is high. The induction heating depends on electromagnetic induction, energy utilization rate reaches more than 90% generally, and energy consumption is far lower than that of preheating by a resistance furnace. The initial temperature of the roll is low, and accordingly the roll is convenient for an operator to lift. The method achieves the effect of overall preheating that is achieved by the resistance furnace, and induction quenching can be performed right after the preheating.

The invention discloses an instant-heating-type electromagnetic water heater which comprises a shell and an electromagnetic heating device assembled in the shell, wherein a water inlet pipe and a water outlet pipe are connected to the shell; the electromagnetic heating device comprises a heating device body and a heat radiator for heat radiation of the heating device body; the electromagnetic heating device body is in the shape of a short cylinder and comprises a front heating surface and a rear heating surface; the instant-heating-type electromagnetic water heater also comprises a first heating inner container and a second heating inner container which are respectively positioned on the front side and rear side of the electromagnetic heating device body and are manufactured from a magnetic conductive metal; the first heating inner container and the second heating inner container are communicated mutually, the water inlet of the first heating inner container is connected with the water inlet pipe, and the water outlet of the second heating inner container is connected with the water outlet pipe; the first heating inner container and the second heating inner container are respectively close to the front heating surface and the rear heating surface; and the heat radiator is attached on the outer side wall of the water inlet pipe. According to the invention, the heat energy loss in the heating process of water is less, and the consumed power is less.

The invention belongs to the field of automobile driving, in particular to a voice prompting device and a voice prompting method for motor vehicle warming and starting. The voice prompting device comprises a start detection module, a temperature detection module, a parameter storage module, a voice broadcasting module, a power module and a control module, and further comprises a keyboard module, adisplay module, a double flash control module and an automatic driving module, wherein the keyboard module comprises a manual mode and an automatic mode. The voice prompting method comprises the following five steps: electrifying and initializing, turning on a double-flash lamp and performing self-inspection on a computer, judging whether the motor vehicle is started, warming the motor vehicle, and slowing down and closing the double-flash lamp after completion of slowing down. By adopting the voice prompting device and the voice prompting method, the wear probability of an automobile enginecan be reduced, and the effects of saving energy and reducing haze are achieved.

The invention discloses a sintering furnace. The sintering furnace comprises a base, a first hearth and a second hearth, wherein the first hearth and the second hearth are arranged on the base, a first fuel nozzle is arranged on the left side of the first hearth, a second fuel nozzle is arranged on the right side of the second hearth, a first flue is arranged on the back side of the first hearth, a second flue is arranged on the back side of the second hearth, one end of the first flue is communicated with the first hearth, one end of the second flue is communicated with the second hearth, a first flue switch device is arranged on the first flue, a second flue switch device is arranged on the second flue, the first hearth is connected with the second hearth through a channel device, a first air inlet device is arranged on the first fuel nozzle, and a second air inlet device is arranged on the second fuel nozzle. According to the sintering furnace, waste heat is brought into the second hearth through the channel device when sintering is conducted in the first hearth, so that a shell mold of the second hearth is preheated, in this way, cracks caused by direct high-temperature sintering can be reduced, and heat energy can be fully utilized to achieve energy saving.

The invention discloses medicine scalding fumigation therapy equipment, and belongs to the technical field of medical equipment. The equipment includes a scalding fumigation therapy cabin and a medicinal liquid and medicinal vapor preparation device; the scalding fumigation therapy cabin includes a cabin body, the cabin body is slidably connected with a cabin cover, and a medicinal liquid opening,a vapor opening and a water discharge outlet are arranged in the cabin body; the medicinal liquid and medicinal vapor preparation device includes a medicine decoction device, the medicine decoction device is provided with a medicine decoction accommodating cavity, a heating component is arranged in the medicine decoction device, the medicine decoction device is fixedly connected with a medicinalliquid cavity communicating with the medicine decoction accommodating cavity, and a water inlet chamber is arranged on the outer side of the medicinal liquid cavity along the circumferential direction; and one end, far away from the of the medicine decoction device, of the medicinal liquid cavity is fixedly connected with a medicinal vapor storage cavity, a vapor inlet pipe is fixedly connected tothe medicinal vapor storage cavity, and the vapor inlet pipe communicates with the vapor opening. The equipment can continuously and stably provide a continuous flow of medicinal vapor to the cabin body, helps to improve the fumigation and scalding effects, and is suitable for therapy courses with long duration of fumigation and scalding.

The invention discloses a motorcycle cylinder. The motorcycle cylinder comprises a cylinder body, the surface of the inner wall of the cylinder body is covered with a cylinder sleeve, a piston is arranged in the cylinder body and is movably connected to the surface of the cylinder sleeve, gas chambers are fixedly connected to the two sides of the cylinder body, hot gas chambers are arranged in the gas chambers, vent holes are formed in the surfaces of the hot gas chambers, heating bars are fixedly mounted on the tops of the inner walls of the hot gas chambers, and the surfaces of the heating bars are wound with electric heating wires; according to the motorcycle cylinder, heating chambers and the hot gas chambers are arranged in the gas chambers, the effect of preheating the interior of the cylinder body is achieved, through the heating bars and the electric heating wires, the effect of heating gas in the hot gas chambers is achieved, the vent holes are formed in the surfaces of the hot gas chambers, the effect of gas flowing heating is achieved, the cylinder sleeve is arranged, the effect of protecting the inner wall of the cylinder body is achieved, heat conduction chambers are arranged, and the cooling effect on the cylinder body is achieved.

The invention relates to a catalytic thermal oxidizer with sintering prevention function and a sintering prevention method thereof. The catalytic thermal oxidizer comprises a first heat exchanger, a heater and a catalyst bed with entrance and exit, wherein a plurality of cooling devices are arranged in the catalyst bed; a second heat exchanger arranged before the first heat exchanger, wherein a heat flow pipeline is connected between the second heat exchanger and each cooling device of the catalyst bed; a cooling liquid supply and transport device, wherein a cold flow pipeline is connected among the second heat exchanger, the cooling liquid supply and transport device and each cooling device of the catalyst bed; and a controller with a temperature sensor, wherein the temperature sensor is arranged on the exit of the catalyst bed to sense wherein the temperature on the exit exceeds the preset temperature or not, furthermore the start and stop of the cooling liquid supply and transport device is controlled by the controller, so as to automatically reduce the temperature of the catalyst bed and prevent sintering.

The invention discloses pouring equipment for preparing fused quartz ceramic and a pouring process of pouring equipment. The pouring equipment comprises a fixing base, a fixing column, a cooling mechanism and a main body part are sequentially fixed to the top end of the fixing base, a first motor is fixed to one side of the interior of the fixing column, a first rotating rod is fixed to the output end of the first motor, a first bevel gear is fixed to the end, away from the first motor, of the first rotating rod, a second rotating rod is rotatably connected to the end, away from the fixing base, of the fixing column through a bearing, and a second bevel gear is fixed to the end, close to the fixing column, of the second rotating rod. The pouring equipment for preparing the fused quartz ceramic and the pouring process of the pouring equipment have the beneficial effects that the situation that molten liquid is cooled in a conveying pipeline can be effectively avoided, a pipeline is preheated, the working efficiency of the equipment is greatly improved, the equipment can fix a mold, the pouring work of the equipment is more convenient, meanwhile, the mold can be cooled, and therefore the pouring efficiency is improved.

The invention relates to the technical field of plastic processing, and concretely relates to a flat filament master batch and a preparation method thereof. The flat master batch comprises, by weight,8-15 parts of carrier resin, 5-10 parts of a toughening modifier, 0.8-1.2 parts of a dispersant, 1-3 parts of a coupling agent and 76-82 parts of inorganic rigid particles. The inorganic rigid particles are activated under the action of the dispersant and the coupling agent with the carrier resin as a matrix in order to make the inorganic rigid particles well dispersed in the carrier resin, the toughening modifier has good compatibility with the carrier resin and the activated inorganic rigid particles in order to increase the toughness of the flat filament master batch, and the interaction of the carrier resin, the activated inorganic rigid particles and the toughening modifier improves the impact strength, the durability and the puncture resistance of the flat filament master batch, increases the draw ratio, improves the unit tensile force and prevents the reduction of the tensile strength and elongation of the flat filament master batch after the addition of the inorganic rigid particles, so the flat filament master batch is durable, and the effects of consumption reduction and cost saving are achieved.

The invention provides an intelligent unmanned aerial vehicle, which comprises a rack, a flight control system, a power system and a spraying box are arranged on the rack, the power system comprises an oil tank, a plurality of engines and rotor wings, a plurality of gas energy utilization assemblies are installed on the rack, and the gas energy utilization assemblies are connected with exhaust pipes of the engines. The gas energy utilization assemblies are connected with the spraying box, each gas energy utilization assembly is connected with a liquid spraying pipe on one side of the spraying box in a matched mode, a self-sealing liquid adding opening assembly is arranged at the bottom of the spraying box, and a pneumatic rotating scattering assembly is arranged at the bottom of the spraying box. According to the device, flowing kinetic energy and temperature heat energy of tail gas exhausted by the engine can be utilized at the same time through the gas energy utilization assembly, the flowing kinetic energy of the tail gas can be converted into power for pressurizing the spraying box, the temperature heat energy of the tail gas can preheat liquid medicine before spraying, and active spraying power and a heating mechanism do not need to be arranged; the energy consumption can be greatly reduced, and the unmanned aerial vehicle has longer endurance in plant protection work.

The invention discloses a method of reducing iron consumption for semi-steel smelting. The method comprises the following steps that (1), a semi-steel ladle which has completed vanadium extracting tosemi-steel smelting for one-cycle production period is placed on a semi-steel vehicle; (2), a waste steel bar is added into the semi-steel ladle; (3), semi-steel in a vanadium extraction converter isadded into the semi-steel ladle in the step (2); and (4), the substance of the semi-steel ladle in the step (3) is poured into a semi-steel furnace for smelting. According to the method, the process of an original production technology is not changed, the original production mode is not affected, equipment does not need to be added, only at the production interval time, the waste steel bar is preheated by utilizing the surplus temperature of the semi-steel ladle, and then the waste steel bar is melted by utilizing the impact force of the semi-steel and the high temperature. Through the summaryby an inventor on production and practice, the semi-steel smelting method provided by the invention is adopted, every semi-steel furnace can use extra about 0. 7 tons of waste steel compared with before and produce about 7 kilotons of steel per year, and basing on 4300 Yuan/ton to calculate, the economic benefit can be increased by 30,000,000 Yuan/year.

The invention discloses a motorcycle cylinder, which comprises a cylinder, the surface of the inner wall of the cylinder is covered with a cylinder liner, the inside of the cylinder is provided with a piston, and the piston is movably connected to the surface of the cylinder liner, and the two sides of the cylinder Both are fixedly connected with a gas chamber, the interior of the gas chamber is provided with a hot gas chamber, the surface of the hot gas chamber is provided with ventilation holes, the top of the inner wall of the hot gas chamber is fixedly installed with a heating rod, and the surface of the heating rod is wound with Heating wire. The motorcycle cylinder achieves the effect of preheating the interior of the cylinder by setting a heating chamber and a hot gas chamber inside the gas chamber, and achieves the effect of heating the gas in the hot gas chamber by setting a heating rod and an electric heating wire. Ventilation holes are set on the surface of the chamber to achieve the effect of gas flow heating, the effect of protecting the inner wall of the cylinder is achieved by setting the cylinder liner, and the heat dissipation effect of the cylinder is achieved by setting the heat conduction chamber.

The invention discloses an aluminum oxide feeding system and an aluminum oxide feeding method. The aluminum oxide feeding system comprises a pulverizing machine and a feeding machine, wherein a feed port is formed in the upper portion of the pulverizing machine, a rotary guide pole is arranged in the pulverizing machine, pulverizing blades for stirring and pulverizing aluminum oxide powder insideare arranged on the rotary guide pole, the bottom of the pulverizing machine abuts against and communicates with the feeding machine, a hierarchical diverter which extends a dropping route of the aluminum oxide powder in the feeding device is arranged in the feeding device, a feeding port which enables the aluminum oxide to enter an electrolytic bath is formed in the end point of the powder routeof the hierarchical diverter, and the interior of the feeding machine is connected in series with a gas collection tube of the electrolytic bath through an air pipe. The aluminum oxide feeding systemand method can obviously improve dispersion and dissolution speed of the aluminum oxide, achieve uniform concentration distribution of the aluminum oxide, enable concentration of the aluminum oxide inthe electrolytic bath to fluctuate stably, reduce generation of precipitates, and are high in current efficiency, low in energy consumption, and especially suitable for acid feeding of the aluminum oxide.

The invention discloses an energy-efficient plasma electric welding machine device with the magnetically stabilized arc, including a body box, a spray head main body and a gas mixing chamber. The gasmixing chamber is arranged at the bottom of the body box, a gas pressurizing pump is installed on one side of the gas mixing chamber through a mounting piece, an argon storage chamber is arranged at one end of the inner bottom of the body box, an air pump is installed at one side of the argon storage chamber through a mounting bracket, a hydrogen generator is connected with the inner top of the body box through a connecting frame and an output end of the hydrogen generator is connected with the air mixing chamber through a pipe, a feeding chamber is arranged on one side of the hydrogen generator, a motor is installed at the bottom of the feeding chamber through bolts, and an infrared heating pipe is installed at the top part of the feeding chamber through a connecting seat. As the arc reaches a magnetically stable state, a welding column is thin and long, the penetration force is strong, the weld speed is fast, the welding seam defects are few, and the welding quality is high.