58results about How to "Extend heating time" patented technology

The invention discloses oil exploitation sludge deep filtration treatment equipment, and relates to the technical field of oil exploitation equipment, the oil exploitation sludge deep filtration treatment equipment comprises a deep outer heating cylinder, the top of the deep outer heating cylinder is provided with a top cover, the bottom of the deep outer heating cylinder is provided with a bottom support, the deep outer heating cylinder is internally provided with a middle cylinder, the middle cylinder is internally sleeved with an inner filter cylinder, and the inner filter cylinder is internally provided with a spiral cone paddle; an upper connecting shaft penetrates through the middle part of the spiral cone paddle; according to the invention, premixing is carried out through an external mixing container, and free radical reaction is initiated at high temperature and high pressure by virtue of supercritical water, a strong oxidant and a chemical agent, so that the solvent sludge reaction time is remarkably shortened; the special structures of the heat-conducting sewage conveying pipe and the deep external heating cylinder are also utilized to realize efficient heat transfer, and the pH value and the temperature are flexibly adjusted according to reaction requirements; the driving motor drives the spiral cone paddle to stir, mixing is promoted, reaction is accelerated, internal circulation of the sludge is formed, the inner filter cylinder is driven by the servo motor to rotate, and solid-liquid separation is achieved through centrifugal force.

The utility model discloses a rectification extraction device capable of improving the quality of propylene glycol, which belongs to the technical field of rectification and is characterized in that propylene glycol steam generated at high temperature is introduced into a preheating tank and is conveyed upwards along a spiral preheating structure to transfer heat to a mixed solution containing propylene glycol, which is conveyed downwards by the preheating structure, so that the quality of propylene glycol is improved. According to the multi-stage rectification device, the temperature of mixed liquid primarily entering the first rectification tower is effectively increased, propylene glycol steam after being cooled is guided into the second rectification tower to be subjected to secondary rectification after being cooled by the condenser, and the rectification effect is effectively improved through multi-stage rectification, in addition, a stirring barrel matched with a stirring shaft is additionally arranged in the first rectification tower, and the rectification efficiency is improved. Waste liquid in the second rectifying tower is guided into the stirring barrel through the second discharging pipe and mixed with preheated mixed liquid, on one hand, the waste liquid with waste heat is used for conducting secondary preheating on the mixed liquid, on the other hand, the stirring structure is additionally arranged, the heating uniformity of the mixed liquid is improved, and the heating effect is enhanced.

The utility model discloses a high-efficiency water-electricity separation type mold temperature controller, which comprises a water inlet pipeline, a water pump and a water outlet pipeline, a heating assembly is connected in series on the water inlet pipeline, the heating assembly comprises a heating shell, a water diversion box, a water catchment box and a snakelike heating pipeline are arranged in the heating shell, and the snakelike heating pipeline is arranged between the water diversion box and the water catchment box and is communicated with the water diversion box and the water catchment box. The water diversion box and the water catchment box are respectively communicated with the upstream and downstream of the water inlet pipeline, the snakelike heating pipeline comprises a plurality of parallel straight pipe sections and bent pipe sections connected with the opposite end parts of the straight pipe sections, so that a single flow path through which a heat transfer medium sequentially flows through each straight pipe section is formed; an electric heating element is wound or laid on each straight pipe section, and the electric heating elements are physically isolated from the heat transfer medium in the straight pipe sections. The heat exchanger has the advantages of compact structure, large heat transfer area and high efficiency.

The invention relates to an oil tank heater which comprises a heating cylinder, a heating inner cavity is formed in the heating cylinder, and a fuel oil inlet, a fuel oil outlet, a heating medium inlet and a heating medium outlet which are communicated with the heating inner cavity are further formed in the heating cylinder. The heating graphite block is arranged in the heating inner cavity, a plurality of fuel oil channels and heating medium channels are formed in the heating graphite block, the fuel oil channels are spirally distributed in the heating graphite block, and the upper side and the lower side of each fuel oil channel are communicated with a fuel oil inlet and a fuel oil outlet respectively; the heating medium channel is distributed in the heating graphite block in a straight-through mode, and the left side and the right side of the heating medium channel communicate with the heating medium inlet and the heating medium outlet correspondingly. According to the oil tank heater, the heating graphite block and the spiral fuel oil channel are jointly matched to heat fuel oil, the heating time of the fuel oil is prolonged, meanwhile, the heat conduction efficiency of the graphite block is higher, temperature rise of the fuel oil can be achieved faster and better, the viscosity of the fuel oil can be reduced, and the quality of the fuel oil in an oil tank is guaranteed.

The invention discloses a drying device for pretreatment of coarse cereal mixed raw materials, relates to the technical field of coarse cereal drying devices, and solves the technical problems that the temperature difference between just entering coarse cereals and hot air is large, and drying is not uniform. Comprising a drying roller which is slightly obliquely mounted at the top of a drying machine rack; the uniform drying mechanism comprises a plurality of air supply pipes embedded in the inner wall of the drying roller, an arc-shaped air guide pipe for supplying hot air into the drying roller, and a heating component arranged at the right end of the drying roller in a sleeving manner and used for providing the hot air; generated hot air can be evenly sent to each sieve plate, the drying temperature of each sieve plate is adjusted and controlled according to the coarse cereal drying time, coarse cereals can be fully dried through hot air, the situation that the drying uniformity is affected by large temperature difference cannot be generated, the gas heating time is prolonged, gas heating is even, and the drying efficiency is improved. The coarse cereal drying quality and the drying efficiency are improved.

The invention discloses an energy-saving automobile air-conditioning heater, comprising a first insulating outer frame, an air guide cover, a second insulating outer frame, an aluminum frame and a PTC heating component, wherein the PTC heating component is fixedly installed in the aluminum frame, the first insulating outer frame is connected to the second insulating outer frame, and the inner walls of the first insulating outer frame and the second insulating outer frame are covered on the outer side of the aluminum frame, the air guide cover is fixed to the inner side of the first insulating outer frame, a gap is provided between the surrounding of the air guide cover and the inner side wall of the first insulating outer frame to form an air inlet, a gap is provided between the opposite surface of the air guide cover and the PTC heating component to form an air inlet channel, a notch groove is provided on one side of the aluminum frame facing the air guide cover, and the notch groove surrounds the aluminum frame, and the notch groove is connected to the air inlet, so that the airflow can sequentially pass through the air inlet and the notch groove and then enter the air inlet channel. The energy-saving automobile air-conditioning heater can prevent the insulating outer frame from being overheated and deformed, and at the same time, can improve the heating efficiency of the heater and improve the service life.

The utility model discloses a sea cucumber soaking combined pot which is provided with an outer container and an inner container which can be separated, and the outer container comprises an outer heating bottom, an outer heating wall and an outer port; the inner container comprises an inner heat transfer bottom, an inner heat transfer wall and an inner port; the inner container is arranged in a containing space which is defined by the outer heating bottom and the outer heating wall and used for dry pot cooking through the outer end opening, and the containing space is defined by the outer heating bottom and the outer heating wall. By means of the innovative design of the sea cucumber soaking combined pot, more efficient, safer and more convenient sea cucumber soaking experience is achieved, meanwhile, better rice taste and multifunctional use possibility are additionally provided, cost is lower, and remarkable market advantages are achieved.

The invention relates to the technical field of slab logistics management. The invention discloses a control method for effectively improving the direct charging efficiency of hot blanks of a 1780 production line. The control method comprises the following steps: establishing a double-casting-machine blank supply double-furnace production process, a single-casting-machine blank supply double-furnace production process and a single-casting-machine blank supply single-furnace production process; the molten steel is conveyed to a continuous casting machine to be cast and form a plate blank, then the plate blank is cut into a plurality of blocks, and the cut plate blank is controlled to be conveyed into a hot-rolled plate blank warehouse within one hour; and the using number of the continuous casting machines is determined, if one continuous casting machine is used, the single-casting machine blank supply single-furnace production process is called, and if two continuous casting machines are used, the double-casting machine blank supply double-furnace production process is called. According to the method, calling of a plurality of production processes is combined, the time needed by the slab from cutting off to the charging process is shortened, the temperature drop of the slab in the transportation process is reduced, the charging temperature of the slab is increased, the heating energy consumption cost of the hot rolling procedure is reduced, and the direct charging efficiency of the slab is improved.

The utility model relates to the field of cleaning equipment, concretely is a kind of heating structure and window cleaning machine of window cleaning machine, including heating device, heating device is equipped with heating cavity, water inlet portion and water outlet portion respectively with the intercommunication of heating cavity, water inlet portion and water outlet portion are respectively arranged in the upper end and lower end of heating device, heating device is also equipped with the heat conduction portion of extension into heating cavity, heat conduction portion inside is equipped with the installation cavity of installation heating tube, heating tube is installed in installation cavity and carries out heating to the liquid in heating cavity, by setting heat conduction portion extension into heating cavity, and setting the installation cavity of installation heating tube in heat conduction portion, so that heating tube extension into installation cavity, heat is rapidly transferred to liquid by heat conduction portion, effectively improve heating efficiency, in addition, water inlet portion is arranged in the lower end of heating device, water outlet portion is arranged in the upper end of heating device, water pump injects liquid from water inlet portion located in the lower end of heating device into heating cavity, liquid flows from below to top, prolongs heating time, ensures that liquid is heated sufficiently.

The utility model discloses waste heat recycling type film laminating equipment, which relates to the technical field of film laminating machines, and is characterized in that an equipment body comprises a preheating chamber, a heating chamber, a heat preservation chamber, a hot pressing roller and a heat recovery chamber which are sequentially arranged along the conveying direction of a film, and a plurality of heat conduction rollers which are respectively propped against the film and fabric are arranged in the heat recovery chamber; the two width sides of the preheating chamber are fixedly connected with heat conduction pipes communicating with the preheating chamber, the ends, away from the heat recovery chamber, of the heat conduction pipes are fixedly connected to the side wall in the width direction of the preheating chamber and communicate with the preheating chamber, and the heat conduction pipes drive hot air in the heat recovery chamber to enter the preheating chamber. According to the utility model, the temperature in the fabric and the film can be quickly guided out through the plurality of heat conduction rollers and dissipated in the heat recovery chamber, and the hot air in the heat recovery chamber is guided into the preheating chamber through the two heat conduction pipes which are obliquely arranged upwards, so that the film is preheated before entering the heating chamber; and therefore, the energy consumption of the equipment body during processing is reduced by recycling the waste heat.

A heating system and its control method based on a heat pump to enhance the temperature difference of energy storage, relating to the field of solar thermal energy storage heating technology. Solar collectors are connected to user-side hot water storage tanks to form a user-side decentralized heat collection-storage loop. The user-side hot water storage tanks are connected to hot water supply devices and radiant heat dissipation devices to form a user-side heating loop. The user-side hot water storage tanks are connected to the heating network to form a user-network loop. The auxiliary heating system includes buffer tanks, a water source heat pump, and a hot water storage tank. Based on the water temperature conditions of the solar collectors, user-side hot water storage tanks, buffer tanks, and hot water storage tanks, as well as changes in user demand, a suitable loop is selected for operation. The system offers multiple heating modes that can be switched according to user needs, enabling the sharing and absorption of heat from all users throughout the year, improving the system's heating reliability and overall energy utilization rate.

The utility model discloses an asphalt mixture stirrer which comprises a box body, and a conical box is fixedly mounted at the bottom end of the box body; the feeding pipes are symmetrically arranged in the box body, and heating rods are fixedly mounted in the feeding pipes; the spiral feeding plate is rotationally arranged in the feeding pipe and spirally arranged on the side wall of the heating rod; and the mixing pipe is fixedly arranged in the conical box and is communicated with the feeding pipe. According to the asphalt mixture stirrer provided by the utility model, aggregate and asphalt roll into the mixing pipe along the spiral feeding plate through the spiral feeding plate arranged in the feeding pipe, so that the heating time of the aggregate and the asphalt is longer, non-uniform heating is avoided, and different heating temperatures are set for the heating rod, so that the heating efficiency is improved. The asphalt and the aggregate can be heated to the preset temperature at the same time, so that the asphalt and the aggregate can be stirred after entering the mixing pipe, the mixing efficiency is improved, the product quality can be improved, and aging caused by long-time heating of the asphalt is effectively avoided.

The utility model discloses a device for removing EVA (Ethylene Vinyl Acetate) colloidal particles adhered to high-temperature cloth of a laminating machine, which comprises a blowing pipe, an exhaust pipe and a conveying component for conveying the high-temperature cloth, and the discharging side of the high-temperature cloth faces the direction of the blowing pipe and the exhaust pipe; the blowing pipe and the exhaust pipe are arranged on the outer side of the conveying assembly in an up-down parallel mode, and the blowing pipe is located below the exhaust pipe. A heating assembly is mounted in the injection pipe, and the heating assembly is positioned above a high-pressure air inlet in the bottom of the injection pipe; one side of an air outlet of the blowing pipe and one side of an air inlet of the exhaust pipe are matched to form an adsorption cavity for blowing and adsorbing colloidal particles on the surface of the high-temperature cloth; high-temperature and high-pressure gas is blown to the discharging side of the high-temperature cloth through the blowing pipe to gasify and decompose colloidal particles attached to the surface of the high-temperature cloth, the colloidal particles on the surface of the high-temperature cloth are effectively removed, and meanwhile the high-temperature cloth is guaranteed not to be damaged in the colloidal particle removing process by means of the high-temperature-resistant characteristic of the high-temperature cloth.

The utility model provides a heatable alarm infusion apparatus which comprises an infusion tube assembly and a protective shell, a clamping assembly is fixedly installed on the surface of the protective shell and used for clamping and fixing the infusion tube assembly, and a heating assembly is arranged in the protective shell and located on the back of the clamping assembly. An ultrasonic flow velocity sensor is arranged in the clamping assembly and used for monitoring the flow velocity of liquid medicine in the infusion tube assembly, an alarm is fixedly installed on the surface of the protective shell, and a fixing assembly is fixedly installed on the back of the protective shell and used for fixing the protective shell to an infusion support. The infusion heating device has the advantages that the time for heating liquid medicine is long, the heating effect on the liquid medicine is guaranteed, the infusion speed is changed, and an alarm is given after infusion is completed.

The present invention discloses a disc-type coil heating type flame preheating plug and a diesel engine, belonging to the technical field of engine cold start auxiliary system. The disc-type coil heating type flame preheating plug comprises a flame cover, a disc-shaped electromagnetic induction coil, a disc-shaped electromagnetic induction heating element, an evaporation net and an oil pipe, wherein the wall of the flame cover is provided with ventilation holes, and the bottom of the flame cover is coaxially provided with a disc-shaped electromagnetic induction coil; the disc-shaped electromagnetic induction heating element is coaxially provided on the top surface of the disc-shaped electromagnetic induction coil; the evaporation net is coaxially provided on the top surface of the disc-shaped electromagnetic induction heating element; one end of the oil pipe passes through the flame cover and is inserted into the evaporation net, and the other end can be connected to the oil pump; the inner cavity of the flame cover forms a mixed gas cavity. The disc-type coil heating type flame preheating plug can significantly improve the cold start performance of the diesel engine in extremely cold and harsh environments.

The invention relates to the technical field of heaters, in particular to a non-radiative bidirectional electromagnetic heater which comprises a shell, an induction coil arranged in the shell, a fixing assembly matched with the induction coil arranged in the shell and a heating chamber arranged in the shell, and the heating chamber is separated by the fixing assembly to form two heating cavities. A water inlet pipe and a water outlet pipe are fixedly arranged on the two sides of the shell respectively, connecting holes are formed in the shell, the water inlet pipe and the water outlet pipe are welded and fixed to the connecting holes respectively, and connecting pipes are arranged on the two sides of the shell respectively. The shell comprises two connecting parts which are oppositely arranged, connecting rings are fixedly arranged outside the connecting parts, the two connecting rings are connected through bolts, and the two connecting parts of the shell are heated through the induction coil, so that one induction coil can heat the two connecting parts at the same time, the magnetic field of the heating coil is fully utilized, waste is avoided, and the heating efficiency is improved. And energy waste is reduced, and water in the two heating cavities is heated.

The utility model relates to the technical field of essential oil volatilization, in particular to a controllable traditional Chinese medicine aromatic essential oil volatilization device which comprises a device body, a containing groove is formed in the device body, an oil bottle positioning device is arranged in the containing groove, a traditional Chinese medicine essential oil bottle is connected in the containing groove, and the traditional Chinese medicine essential oil bottle is connected with the oil bottle positioning device. A quantity control device is arranged at the end, away from the containing groove, of the device body, and a fumigation base is connected to the quantity control device. A plurality of traditional Chinese medicine essential oil bottles are detachably stored through the storage groove and the oil bottle positioning device, the effect of replacing aromatherapy for different traditional Chinese medicine essential oil bottles is achieved through the quantity control device, circulating essential oil is released in a quantity-controlled mode, essential oil meeting the quantity requirement is controlled to be discharged to the fumigation base for monitoring fumigation, and the traditional Chinese medicine essential oil fumigation device is suitable for various traditional Chinese medicine essential oil bottles. By arranging a weight sensor, the effect of monitoring liquid in the fumigation cup in real time is achieved, and by rotating the fumigation base, the effect of detaching and separating the whole fumigation base from the device body is achieved.

The utility model relates to a mushroom concentrated juice concentrating and preheating mechanism which comprises a shell, two feeding rods are fixed to the upper surface of the shell, two discharging rods are fixed to the lower surface of the shell, a mounting plate is fixed to the lower surface of the shell, bases are fixed to the periphery of the lower surface of the shell, and the mounting plate is fixed to the periphery of the lower surface of the shell. A preheating mechanism is arranged on the mounting plate and the shell; the preheating mechanism comprises a driving assembly, a stirring assembly is arranged on the driving assembly, and the preheating mechanism further comprises a preheating assembly; and the driving assembly comprises a motor fixed in the middle of the lower surface of the mounting plate. According to the concentrating and preheating mechanism for the mushroom concentrated juice, the preheating mechanism is operated, so that the heating area of the mushroom concentrated juice in the shell is increased, the heating time is longer, the mushroom concentrated juice in the shell can move and circulate more sufficiently, the mushroom concentrated juice in the shell is heated more uniformly, and the mushroom concentrated juice is more uniform in heating. And the preheating concentration effect of the device is further improved.

The invention relates to a gas-solid two-phase supersonic flame generating device. The gas-solid two-phase supersonic flame generating device comprises a generator main body and a Laval nozzle connected with the generator main body, the generator main body comprises a coaxial feeding section, a combustion chamber section and a particle heating section which are coaxially and sequentially arranged; the Laval nozzle is connected with one end, far away from the combustion chamber section, of the particle heating section; the coaxial feeding section is provided with a fuel input structure, an oxidant input structure and a powder input structure; the combustion chamber section is provided with a spark plug, and the spark plug is located at the end, connected with the particle heating section, of the combustion chamber section. And the particle heating section is provided with a temperature sensor and a pressure sensor. High-temperature gas generated by supersonic flame is utilized, on the basis that a new device is not additionally introduced, the heating time of powder particles is effectively prolonged, and the purpose of providing molten particles is fully achieved.

The utility model discloses a single roller heating equipment belongs to processing equipment technical field. The utility model solves how the single roller heating equipment satisfies the problem of waste asphalt mixture warm mix recycling use in the prior art. The utility model discloses the cylinder that is arranged obliquely, low temperature area and high temperature area are sequentially arranged from low side to high side in the cylinder, is provided with the regeneration material feeding mechanism and new aggregate feeding mechanism on the cylinder, the regeneration material feeding mechanism is arranged in low temperature area, and the new aggregate feeding mechanism is arranged in high temperature area, is provided with first stirring mechanism in high temperature area, is provided with screening structure on first stirring mechanism, and second stirring mechanism is arranged in low temperature area. The utility model sends in the roller different area respectively with the regeneration material and new aggregate, and adjusts heating temperature and time according to its different heating requirement, realizes the differentiating processing, can satisfy the waste asphalt mixture warm mix recycling use demand.

The utility model relates to the technical field of fuel cells, in particular to a solid oxide fuel stack heating device, which comprises a gas outlet plate, a heating bin, a gas inlet component and a heating component, the heating bin is arranged on one side of the gas outlet plate, the gas inlet component is arranged at the bottom of the heating bin and is communicated with the inside of the heating bin, and the heating component is arranged in the gas outlet plate. The heating assembly is arranged in the heating bin and comprises an installation groove and heating wires, the installation groove is annularly distributed in the heating bin in an S shape, and the heating wires are evenly distributed in the length direction of the installation groove. The utility model aims to improve the heat utilization rate of the solid oxide fuel stack heating device.

The invention relates to a heating terminal device, and belongs to the technical field of heating devices. According to the technical scheme, the assembly type double-row-pipe phase change heat storage heating terminal device comprises row pipes arranged in the vertical direction of a wall face, the row pipes are wrapped by heat preservation materials, the number of the row pipes is two, and the row pipes are spirally arranged side by side in a circuitous mode. The phase change heat storage material, the insulating layer, the heat preservation coating, the heat preservation shell, the outer wall and the outer wall heat preservation layer are sequentially arranged on the side, close to the outdoor space, of the heat preservation material from inside to outside. According to the heating terminal device, heat is provided for the indoor space in the daytime, meanwhile, the phase change heat storage material can store the heat, and the stored heat is released when the temperature is low at night, so that the indoor temperature is increased, the energy consumption requirement in building operation is met, and meanwhile the purposes of energy conservation and emission reduction can be achieved.

The utility model discloses a kind of fully heated heating boiler, including boiler body and the heating cavity constituted in the boiler body, heating cavity is arranged with heating pipe, further including the water distribution device opened in the boiler body, water distribution device one end is connected with external water source, the end face of the other end is opened with multiple independent downcomer holes communicated with heating cavity, heating cavity is provided with the water distribution board of abutting with water distribution device, the first flow guide plate connected with water distribution board, water distribution board and first flow guide plate jointly define the first water path of being close to heating cavity cavity wall and the second water path of being away from heating cavity cavity wall.The utility model guides water flow to cover wider area, and form more reasonable flow path, to significantly improve heating uniformity and heat exchange efficiency, improve overall performance and energy efficiency of boiler.

The utility model discloses an efficient heating artificial board high-temperature formaldehyde removal device which comprises a shell, a heating chamber is arranged in the shell, a conveying roller used for conveying an artificial board and a fan used for introducing hot air into the heating chamber are arranged in the heating chamber, and the shell is provided with a discharging port used for outputting the artificial board in the outlet direction of the conveying roller. The fan communicates with an air conveying channel arranged in the shell, at least two air outlet channels are evenly distributed on the air conveying channel in the extending direction of the conveying rollers, and the two ends of each air outlet channel communicate with the heating chamber and the air conveying channel correspondingly. The air outlet channel and the conveying roller are obliquely arranged, and the distance between each position in the air outlet channel and the conveying roller is gradually reduced in the axial direction of the conveying roller. According to the utility model, the conveying speed of the artificial board can be kept in the heating chamber, and meanwhile, a better heating effect is achieved.

The utility model relates to the technical field of refrigeration, in particular to an evaporator and a refrigerator. The evaporator comprises a refrigerant pipe, a supporting assembly and a heating assembly. The supporting assembly comprises a first supporting piece and a second supporting piece, wherein the first supporting piece and the second supporting piece are arranged in a spaced mode in the first direction. The first supporting piece and the second supporting piece are connected to the two sides, arranged in the first direction in a spaced mode, of the refrigerant pipe correspondingly. The heating assembly comprises a first heating piece fixedly arranged on the first supporting piece and a second heating piece fixedly arranged on the second supporting piece. The defrosting device is used for overcoming the defects of long defrosting time and low defrosting efficiency of the evaporator in the prior art, and the defrosting efficiency can be improved.

The utility model discloses milk tea powder spray drying equipment, and relates to the technical field of spray drying. The device comprises a supporting frame, a drying cylinder is fixedly connected to the top of the supporting frame, an air heater is fixedly connected to the top of the supporting frame, and an air pump is fixedly connected to the top of the air heater. The milk tea powder drying device is provided with a fixing plate and a cleaning assembly, atomized liquid is dried by an air heater and drifts away on the fixing plate under the influence of gravity, solidified milk tea powder is guided by a plurality of inclined fixing plates, the staying time of the milk tea powder in the drying cylinder is prolonged, the heating time of the milk tea powder is prolonged, and the milk tea powder can be cleaned more conveniently. Meanwhile, through reciprocating operation of the cleaning assembly, the surface of the fixing plate can be scraped and cleaned, residual wet powder continues to be conveyed downwards to be dried by hot air, powder is prevented from being accumulated on the fixing plate, and through cooperation of the fixing plate and the cleaning assembly, the working efficiency is greatly improved; and the finished product quality is effectively improved.

The application relates to the technical field of air heating, and discloses an air heater device which comprises an air heater body, an air guide insert and an air path component. The air heater body comprises an air passing round stick, an air passing channel is arranged in the air passing round stick, air inlet end heads and air outlet end heads which are in communication with the air passing channel are respectively connected to two ends of the air passing round stick, an air inlet valve and a round cover shell which is sleeved on the periphery of the air inlet valve are connected to the end of the air inlet end head, the air guide insert is in plug-in cooperation with the air inlet valve and forms a seal by abutting against the round cover shell, an air inlet pipe is connected to the air guide insert, and an electromagnetic block is arranged on the side of the round cover shell which is close to the air guide insert, and the electromagnetic block is used for magnetically adsorbing the air guide insert after being electrified. The air heater device forms double anti-loosening guarantee by electromagnetic adsorption and air pressure mechanical abutting, simultaneously prolongs the heating of the shunted air through the wave channel when a fault occurs, realizes the cooperation of connection fastening and heating efficiency compensation, and ensures the stable separation efficiency of the molecular film.

The utility model discloses a heat preservation device for environment-friendly offset printing ink, and relates to the technical field of offset printing ink heat preservation, the heat preservation device comprises a heating barrel and a heat preservation barrel, the heat preservation barrel is installed inside the heating barrel, a driving shaft is rotatably inserted into the upper surface of the heat preservation barrel, and an inner cavity edge shaft is slidably inserted into the driving shaft; an inner cavity plate fixedly sleeves the end, located in the heat preservation barrel, of the inner cavity edge shaft, a heating plate is installed on the bottom face of the inner cavity plate, and floating cavity balls are fixedly installed on the front face and the back face of the inner cavity plate; according to the heat preservation device for the environment-friendly offset printing ink, the heating plate, the inner cavity plate and the absorption holes are arranged, the offset printing ink around the absorption holes is heated through the heating plate, the offset printing ink at the material pumping position is heated to the enough temperature, the fluidity of the offset printing ink entering the inner cavity plate is guaranteed, and the heat preservation effect is improved. And meanwhile, the power structure drives the inner cavity edge shaft, the inner cavity plate and the heating plate to rotate through the driving shaft, so that the circumferential surface in the heat preservation barrel can be uniformly heated and pumped.

The invention belongs to the technical field of grouting, and particularly relates to a concrete dam curtain grouting construction system which comprises a base, and a drilling machine is arranged on the base and provided with a power head; the hanging bracket is arranged on the ground, and a hanging wheel is arranged at the top end of the hanging bracket; the winding device is arranged on the drilling machine; the drill rod is arranged on the power head in a penetrating manner, and a slurry inlet part is arranged at the top end of the drill rod; the slurry inlet pipe is connected with the slurry inlet part; the control part is arranged on the drilling machine, and the control part comprises a plurality of operating rods and a distribution box provided with a control element; the protective sleeve rod is arranged at the bottom of the power head; compared with the prior art, the protective sleeve rod has the advantages that the working stability of a curtain grouting construction system is improved, and the working life of the curtain grouting construction system is prolonged.

The invention relates to the technical field of medical apparatus and instruments, in particular to a body temperature maintaining structure in an operation and a using method of the body temperature maintaining structure in the operation. The inner container comprises two heat preservation layers, and a heating layer is arranged between the two heat preservation layers. The heat preservation layer comprises high-count and high-density pure cotton yarn fabric. The heat preservation blanket has the advantages of excellent heat preservation, stable positioning, intelligent temperature control and personalized heating, in practical application, the heat preservation blanket shows excellent performance, firstly, under the structural design of the heat preservation blanket, when the heating layer is automatically started and releases heat, the heat preservation layer plays a crucial role, and the heat preservation layer plays an important role; the heat preservation layer is composed of various efficient heat preservation materials such as high-count and high-density pure cotton yarn fabric, Outlast acrylic fiber type air conditioning fibers and an M heat preservation fiber layer, the efficient heat preservation materials work cooperatively, heat is effectively locked, heat loss is prevented, and it is ensured that a patient can enjoy the constant-temperature comfortable experience in the using process.