74results about How to "Extended cooldown" patented technology

The invention discloses ultra-high molecular weight polyethylene pipe production equipment, and particularly relates to the technical field of polymer plastic processing, the ultra-high molecular weight polyethylene pipe production equipment comprises an equipment box, and an extrusion heating mechanism is arranged at the top of the equipment box; the extrusion heating mechanism comprises a driving device which is fixedly installed at the top of the equipment box, the output end of the driving device is fixedly connected with a transmission shaft, one end of the transmission shaft is fixedly provided with a gearbox, and one side of the gearbox is fixedly connected with a fixing pipe. The raw materials are efficiently pretreated, it is ensured that raw material particles are uniform and fully mixed, a good foundation is laid for the subsequent plasticizing and extruding process, the quality and performance stability of the pipe are improved, the temperature requirements of the ultra-high molecular weight polyethylene pipe in different production stages can be met, the molecular structure of the pipe is more regular, and the production efficiency is improved. Therefore, the strength, toughness and corrosion resistance of the pipe are enhanced, and reliable technical support is provided for large-scale production of the ultra-high molecular weight polyethylene pipe.

The invention discloses an intelligent crankshaft machining machine tool, and relates to the technical field of crankshaft multi-station machining. Grooving and mounting are integrated, machining of different steps is achieved through station switching, the problem that time is wasted due to continuous switching of workpieces is solved, the machining efficiency is improved, multiple gears are mounted outside a crankshaft at a time through the multi-gear mounting mechanism, the multiple gears are heated, cooled and mounted at the same time, and the machining efficiency is improved. Batched heating, cooling and mounting are not needed, the mounting efficiency of the multi-gear crankshaft is greatly improved, the gears are automatically rotated, the clamping grooves of the gears are in butt joint with the protrusions, the positions of the clamping grooves do not need to be manually adjusted when the gears are placed, the adjusting time is shortened through automatic adjustment, the mounting efficiency is improved, and the mounting efficiency is improved. The gear is heated before being mounted, the inner diameter of the gear is increased, butt joint mounting of the gear is facilitated, and the problem that mounting is difficult due to slight dislocation during automatic butt joint is solved.

The invention discloses an efficient recovery system for atmospheric volatile organic compounds, and relates to the technical field of waste gas recovery, the efficient recovery system comprises a fan, a concentration device, a heater and a condenser, the concentration device comprises a shell, a zeolite rotating wheel is rotatably connected to the interior of the shell, a motor is fixedly mounted on one side of the shell, and the efficient recovery system further comprises a speed regulating mechanism; the speed adjusting mechanism comprises a baffle slidably connected to the interior of the waste gas pipeline, one side of the baffle is provided with a first spring, one side of the baffle is fixedly connected with a shaft rod which penetrates through the zeolite rotating wheel and is slidably connected with the zeolite rotating wheel, and a speed changing assembly and an area adjusting mechanism are arranged between the shaft rod and the motor; the two dividing rods and the frame body divide the surface of the zeolite rotating wheel into an adsorption area, a desorption area and a cooling area, the rotating speed of the zeolite rotating wheel can be adjusted through the speed changing assembly, the rotating speed of the zeolite rotating wheel is matched with the exhaust rate of waste gas, and therefore unnecessary energy loss is reduced.

The invention discloses an automatic welding module, and relates to the technical field of welding modules, the automatic welding module comprises a machine body, two groups of welding heads, a conveying body mounted at the top of the machine body, a top frame and track frames positioned on two sides of the machine body, a lifting frame is slidably arranged on the front surface of each track frame, and a rotating cylinder is fixedly arranged on each lifting frame; a double-head air cylinder is arranged at the working end of the rotating air cylinder, clamping jaws are fixedly arranged at the two sets of working ends of the double-head air cylinder, and a to-be-welded containing area and a welded containing area are arranged at the bottom of the rail frame. Through the designed pressing mechanism, when the conveying chain drives the pasting plate, the wire harness and the adhesive tape on the welding table to move in the using process, the adhesive tape can be pressed downwards, the pasting firmness between the adhesive tape and the wire harness and between the adhesive tape and the pasting plate is improved, and the probability that the wire harness inclines in the moving and welding process can be reduced; therefore, the welding quality of the sensor and the wire harness by the welding module is improved.

An aluminum alloy casting machine crystallizer aluminum leakage monitoring system adopting sensing optical fibers is characterized in that a temperature measuring ring is fixedly arranged at the lower part of each crystallizer, each temperature measuring ring is provided with a sensing optical fiber, and one end of each sensing optical fiber is connected with a temperature detection system; in the aluminum alloy deep well casting production process, the surface of a cast aluminum ingot radiates infrared rays to enable the temperature of the sensing optical fiber or the temperature measuring ring to rise, and accurate detection of the temperature of the outer surface of each aluminum ingot is achieved; before an aluminum leakage accident of the aluminum ingot occurs, the distance between the semi-solid high-temperature molten aluminum in the aluminum ingot and the surface of the aluminum ingot is reduced, and the surface temperature of the aluminum ingot is increased, so that the temperature of the sensing optical fiber or the temperature measuring ring is increased; when the sensing optical fiber detects that the temperature abnormally rises, it is judged that the aluminum ingot may have an aluminum leakage accident, and at the moment, measures are taken to enable the semi-solid area in the aluminum ingot to recover to the normal state again, so that the aluminum leakage accident is avoided; the utility model has the advantages of simple structure, few sensors, low cost, high reliability and simple maintenance.

A wafer photoresist film pasting press-fitting device comprises a lower shell, an electric negative pressure vacuum pump, an air compressor, an upper cover, a table disc, an electric push rod, an air bag and an exhaust valve. A connecting pipe is installed at the side end of the lower shell, the outer side end of the connecting pipe is connected with the air inlet end of the electric negative-pressure vacuum pump, a fixing pressing ring is installed at the lower end in the upper cover, and the outer side of the air bag is installed on the inner side of the fixing pressing ring. An air inlet pipe is installed on one side of the air bag and connected with an air compressor exhaust pipe. The multiple sets of electric push rods are installed at the lower end in the lower shell, and the outer sides of the lower end of the table plate are installed at the upper ends of the multiple sets of electric push rods correspondingly. According to the utility model, the photoresist film can be uniformly adhered to the surface of the wafer, so that the photoresist has better fluidity when being melted, and can be better pressed into a groove in the surface of the wafer; and through water cooling of the film-pasted wafer, the photoresist can be cured within the time as short as possible, and the cooling time is shortened. According to the utility model, the production efficiency is correspondingly improved on the basis of ensuring the product quality.

The utility model discloses a popcorn cooling and filtering device which comprises a filtering box, a feeding pipe and a discharging pipe are arranged on the filtering box, a mounting frame is arranged on the filtering box, a filtering barrel is arranged on the mounting frame, a spiral blade is arranged in the filtering barrel, a driving motor and a driving gear are arranged in the filtering barrel, and a driving gear ring is arranged on the filtering barrel. An air pump and an exhaust pipe are arranged on one side of the filter box, a cooling pipe is arranged on one side of the exhaust pipe, a cooling box is arranged on the cooling pipe, a semiconductor chilling plate is arranged on the cooling box, and an air distribution pipe and a cooling nozzle are arranged at one end of the cooling pipe. The cooling water cools gas in the cooling pipe, the cooled air is sprayed out through the gas distribution pipe and the cooling spray head to cool the popcorn, the cooling time of the popcorn is prolonged through the spiral blade, and the cooling effect is improved.

The utility model discloses special freezing equipment for special fiber production, which comprises an equipment box, a first pipeline, an air jet hole and an auxiliary roller, the two sides of the equipment box are respectively connected with a material inlet and a material outlet, and the outer sides of the material inlet and the material outlet are respectively provided with a transmission roller. A first pipeline and a second pipeline are respectively arranged at the top and the bottom in the equipment box, air nozzles are uniformly connected to the bottom of the first pipeline and the top of the second pipeline, a refrigerator is mounted at the top outside the equipment box, and the bottom of the refrigerator is connected with the top of the first pipeline through a first connecting pipe. The first pipeline and the second pipeline are distributed on the upper surface and the lower surface of the special fiber respectively and connected with the cooler through the first connecting pipe and the second connecting pipe respectively, cold air can be sprayed out to make better multi-range contact with the upper surface and the lower surface of the special fiber, and the cold air contact area range is enlarged; the subsequent processing efficiency of the special fibers is improved.

The application discloses a kind of control method, device, electronic equipment and medium of hot-rolled strip thickness, the method includes: obtaining the steel grade information of strip steel and the rolling speed of finishing mill group to strip steel;Determine the speed of steel throwing of the tail section of strip steel based on the steel grade information by finishing mill group;Based on the rolling speed, the speed of steel throwing and the preset conversion time, the speed of steel throwing rate of finishing mill group is determined, to reduce the rolling speed to the speed of steel throwing based on the speed of steel throwing rate;When tail section enters finishing mill group, the tail section of strip steel is thrown based on the speed of steel throwing, so that the temperature of tail section is within the preset temperature threshold value.The method can make the thickness of strip steel tail close to the target value of finished product, improve tail thickness hit rate.

The utility model relates to the technical field of automobile atmosphere lamp production, in particular to a conveying device for automobile atmosphere lamp decoration cover production, which is mounted in a mounting seat through a conveyor, a blocking device is mounted on the conveyor, a connecting rod is slidably mounted on the mounting seat through a moving assembly, and a first limiting groove is formed in one side of the mounting seat. The connecting rod penetrates through the first limiting groove, the mounting frame is slidably mounted on the mounting seat and fixedly connected with one end of the connecting rod, the blower is fixedly mounted in the mounting frame, and the moving assembly drives the moving rods on the two sides to move reversely on the mounting seat in a reciprocating mode. The air blowers on the two sides and the mounting frame move back and forth on the mounting base through movement of the connecting rod, so that the cooling time of the lampshade is prolonged through back-and-forth movement of the air blowers, and the cooling effect of the lampshade is better.

A battery module and a manufacturing method thereof are disclosed. The battery module according to one embodiment of the present application includes: a battery cell stack in which a plurality of battery cells are stacked; a busbar frame connected to the battery cell stack; an electrode lead connected to the battery cell stack and including a first metal; and a busbar overlapping the electrode lead and including a second metal, wherein the electrode lead and the busbar form a weld by welding, the weld includes a first region in which a center part is located in the electrode lead and a second region in which a center part is located in the busbar with respect to a boundary between the electrode lead and the busbar, and precipitates of the first metal and the second metal are distributed in both the first region and the second region.

The present invention discloses an energy-saving flow guide device and method for a cooling tower duct, and relates to the field of cooling technology; in order to solve the pollution problem; specifically comprises a plurality of condensation nodes connected by flanges, wherein the condensation node at one end of the two ends is fixed to the air outlet of the duct, and the condensation node at the other end is placed in the atmosphere, the condensation node comprises a shell, a baffle disposed inside the shell, and a liquid collecting barrel is fixedly installed on the bottom outer wall of the shell, the baffle is arranged in an up-and-down staggered manner, the baffle is a hollow structure, and the two ends of the baffle are rotatably connected to the inner side of the shell through a hollow shaft 1 and a hollow shaft 2. The present invention sets a condensation node, and a baffle is arranged inside the condensation node. When the gas passes through the shell, it will exchange heat with the inner wall of the shell and the baffle, so that the water vapor can be condensed, and the condensed water enters the liquid collecting barrel, so as to prevent the water loss and environmental pollution caused by direct discharge into the atmosphere.

The utility model relates to the technical field of heaters, in particular to a heater with a waste heat recovery structure for a glue stabilizer, which comprises a mounting box, a conveying pipe is mounted on the inner surface of the mounting box, a heater body is sleeved on the surface of the conveying pipe, and a first sealing bin and a second sealing bin are mounted on the surface of the conveying pipe. And a mounting hole and a connecting hole are formed in the surface of the first sealing bin. The first sealing bin is additionally arranged at the position of the heater body, so that excessive dispersion of heat of the heater body is avoided, energy waste is avoided, the heating speed of a glue stabilizer in the conveying pipe is higher and better, redundant heat can enter the second sealing bin along the connecting pipe, and the heating efficiency is improved. And through blowing of the fan, heat quickly enters the second sealing bin to heat the surface of the conveying pipe, so that the cooling time of the glue stabilizer is prolonged, and then waste heat generated by the heater body is recycled.

The utility model discloses a cooling device for sweet potato vermicelli processing. The cooling device comprises an operation table, a cooling box is installed on the operation table, one side of a water baffle is connected with a ventilation box, the interior of the ventilation box is connected with a ventilation mechanism, the lower surface of the operation table is fixedly connected with a water storage tank, and the interior of the water storage tank is connected with a spraying mechanism. According to the cooling device for sweet potato vermicelli processing disclosed by the utility model, clear water in the water storage tank can be pumped by starting the circulating water pump, sweet potato vermicelli is sprayed through the spray head, so that the sweet potato vermicelli is convenient to clean and cool, the clear water can be recycled through the water leakage opening, and the exhaust fan is started to blow air to the sweet potato vermicelli through the air blowing cover; meanwhile, a driving motor is started to drive an eccentric wheel to rotate, a blowing cover can be driven to move left and right through cooperation between a reset spring and a movable rod, and sweet potato vermicelli can be uniformly blown by wind, so that the vermicelli is cooled more uniformly, and the cooling time is prolonged.

The invention relates to a rubber pyrolysis and separation device and a separation method, and relates to the technical field of pyrolysis oil-gas separation, the rubber pyrolysis and separation device comprises a pyrolysis furnace and a separation tank group consisting of a horizontal separation tank and a vertical separation tank, and an oil-gas outlet of the pyrolysis furnace is communicated with oil-gas inlets of the horizontal and vertical separation tanks; the oil-gas outlet of the horizontal separation tank is also communicated with the oil-gas inlet of the vertical separation tank, the oil-gas inlets of the horizontal separation tank and the vertical separation tank are provided with flow regulating valves, the bottom of the vertical separation tank is provided with a pyrolytic oil collecting section, and the horizontal separation tank and the vertical separation tank are respectively provided with an access hole. The horizontal separation tank and the vertical separation tank are combined for use, the respective advantages are effectively exerted, and the technical effects of quick separation of pyrolysis gas, convenience in overhaul and maintenance, optimization of the separation effect, realization of continuous industrial production, staged collection of pyrolysis oil gas and the like are achieved.

The utility model relates to a glove box inner hopper cavity injection mold side pulling mechanism, which comprises a mold core plate with a molding surface and a mold cavity plate, and further comprises an inner hopper cavity side pulling mechanism, the inner hopper cavity side pulling mechanism is used for molding and demolding an inner hopper cavity part of a glove box main body, and the inner hopper cavity side pulling mechanism comprises a molding block with an inner hopper cavity molding surface and a driving assembly; the forming block is slidably connected to the core plate in the inclined mold opening direction of the mold, a limiting block is fixedly connected to the forming block, the driving assembly is used for driving the limiting block to slide, and when the driving assembly drives the limiting block to slide to the limiting position towards one side of the core plate, the limiting block abuts against the core plate, and the forming face on the forming block does not make contact with the core plate. When the driving assembly drives the limiting block to slide towards the side away from the core plate, the forming block is separated from the inner hopper cavity of the formed product, partial demolding of the inner hopper cavity is completed, the moving stroke of the core plate and the cavity plate is reduced, the manufacturing cost of the mold is reduced, and the machining efficiency is improved.

The invention belongs to the technical field of welding, and particularly relates to a radio frequency identification integrated circuit hardware equipment assembly welding tool which comprises a workbench, a supporting frame is fixedly connected to one side of the upper end face of the workbench, two first sliding rods are slidably connected to one side of the upper end of the supporting frame, and welding heads are fixedly connected to the lower ends of the first sliding rods. The workbench is further provided with a wiring harness winding prevention type placing mechanism used for placing the welded circuit board. According to the wiring harness winding prevention type placing mechanism, after the circuit boards are welded, the welded circuit boards can be transferred to the second supporting blocks on the placing columns from the chain to be placed, the circuit boards are spaced, at the moment, the welding quality of the circuit boards is checked, and the situation that the circuit boards are blocked by one another, so that the circuit boards cannot be damaged is avoided. Therefore, the welding quality of the circuit board is difficult to observe, the inspection efficiency is improved, and the circuit board of which the welding quality does not meet the requirement can be found in time and welded again.

The present application relates to the field of laser technology, and in particular to an air-cooling heat dissipation device for a fiber laser and a fiber laser. The air-cooling heat dissipation device includes a fan, a first heat sink and a first heat dissipation body; the interior of the first heat dissipation body forms an air inlet space, an air outlet space and a first air-cooling space; the fan is arranged at the air outlet end, and the fan draws cold air toward the air outlet space; one end of the air inlet space is connected to the air inlet end, and the other end of the air inlet space is blocked from the air outlet end; one end of the air outlet space is blocked from the air inlet end, and the other end of the air outlet space is connected to the air outlet end; the first heat sink is arranged in the first air-cooling space, and the first heat sink is used to install the pump source of the fiber laser, and the first heat sink forms a plurality of first air-cooling channels connecting the air inlet space and the air outlet space. The fiber laser includes the air-cooling heat dissipation device. The air-cooling heat dissipation device and the fiber laser have a large cold air flow rate and high heat dissipation efficiency, and can meet the air-cooling heat dissipation requirements of high-power fiber lasers.

The present invention discloses an automatic flip molding injection mold for automobile exhaust vent fan blades, and relates to the technical field of injection molds. It includes a mold tray and a cooling bin, wherein the mold tray is provided with a tray slot inside, and a mold body is provided on the hollow inner side of the tray slot, and a clamping mechanism is provided on the annular inner side wall of the mold tray, and the cooling bin is provided on the outer side of the mold tray, and a push rod base is fixed on the outer side wall of the cooling bin, and a driving mechanism is installed on the top of the push rod base, and a jack mechanism is provided on the side end face of the mold tray, and a bracket body is fixed on the rear end of the injection port. The utility model adopts a disc shape as a whole, and multiple groups of tray slots are provided at equal intervals in a ring shape on the surface of the disc-shaped mold tray, so that multiple groups of different or identical mold bodies can be placed on the inner side of the tray slot, so that materials can be fed into the interior of multiple groups of mold bodies one by one by utilizing the gap between the injection ports, and better injection efficiency is achieved.

The utility model provides a condenser of a rose flower dew extractor, which relates to the field of condensers and comprises a condenser shell, a condensing component and an air inlet component, the outer wall of the condenser shell is connected with a water inlet pipe and a water return pipe, and the outer ends of the water inlet pipe and the water return pipe are connected with a cooling water circulating device. An air pump is arranged on the outer side of the condenser shell, a partition plate is arranged on the inner side of the condenser shell, the condensation assembly is arranged on the lower side of the partition plate, the air inlet assembly is connected to the lower end of the condensation assembly, meanwhile, the lower end of the air inlet assembly is connected with a distillation tank, the condensation assembly comprises a hollow disc, and the upper end of the hollow disc is connected with an inclined condensation pipe; the center of the upper side of the hollow disc is connected with a hollow rotating shaft, and the upper end of the hollow rotating shaft is connected with a motor. The utility model solves the problems of single function, low efficiency and waste of raw materials of a condenser related to a device for extracting rose flower dew in the prior art.

The utility model relates to a leg traction frame, which belongs to the technical field of medical equipment and comprises a cold compress bag main body, a heat preservation box and a leg traction support, the leg traction support is fixedly connected with a leg supporting belt, the cold compress bag main body is arranged at the top of the leg supporting belt, a cold compress water bag is fixedly arranged in the middle of the inner wall of the cold compress bag main body, and the heat preservation box is arranged in the cold compress water bag. The two sides of the cold compress water bag fixedly communicate with circulating water pipes. According to the leg traction support, the legs of a patient can be placed on the leg supporting belt of the leg traction support, so that the affected limb can be lifted to promote backflow of venous blood and lymph, deposition of liquid in tissue gaps is reduced, the cold compress bag body can be placed on the leg supporting belt corresponding to the injured and affected part, and the cold compress bag body can be placed on the leg supporting belt in a mode of being attached to the pain position of the patient. Therefore, the comfort and the treatment effect are effectively improved.

The invention provides an anti-overload self-locking protection circuit, a mainboard and electronic equipment, and is applied to the technical field of circuit design. According to the circuit, the cathode end of a first diode is connected with the input end of a trigger unit; the output end of the trigger unit is used for connecting a charging control module of the electronic equipment; the input end of the latch control unit is connected with the output voltage end of the charger, and the output end is connected with the input end of the trigger unit; the first diode is used for being switched on when a high-level signal indicating that the charger is about to be overloaded is input; the trigger unit is used for outputting a power supply cut-off signal to the charging control module when the first diode is switched on; the latch control unit is used for providing a driving signal for the trigger unit when the first diode is switched on, so that the trigger unit enters a latch state to maintain and cut off the output of the power supply signal; and when the charger output voltage input by the input end is disconnected, the latching state of the trigger unit is released, so that the charging control module recovers normal work, and the protection safety is improved.

The utility model discloses plastic film cooling equipment, which relates to the technical field of plastic film production and comprises a machine body, a discharge mechanism is fixedly mounted at the left end of the machine body, a cooling mechanism is fixedly mounted at the right end of the machine body, and one end of the cooling mechanism is fixedly connected with an adjusting mechanism. The unwinding mechanism is used for unwinding the film to be cooled after production, the winding roller for winding is fixed between the winding mechanism and the cooling mechanism, and the winding mechanism and the cooling mechanism are moved through the cooling mechanism and used for adjusting the distance between the winding mechanism and the unwinding mechanism. When the distance between the winding mechanism and the unwinding mechanism and the distance between the cooling mechanism and the unwinding mechanism are increased, the stroke between the film unwound by the unwinding mechanism and the winding roller is increased, and the cooling time is prolonged, so that the cooling time of the film is prolonged, and accurate and corresponding cooling time and efficient cooling effect are realized by adjusting films with different thicknesses.

The utility model belongs to the technical field of explosive production, and discloses an emulsion explosive finished product cooling device which comprises a long-strip-shaped cooling water pond, a plurality of cooling conveying belts which are transversely and longitudinally arranged in a staggered and reciprocating mode are arranged in the cooling water pond, and the cooling conveying belts comprise a water inlet conveying belt, an underwater conveying belt and a water outlet conveying belt. The water inlet conveying belt and the underwater conveying belt are both provided with longitudinal inclination angles from high to low in the material conveying direction, the water outlet conveying belt is provided with longitudinal inclination angles from low to high in the material conveying direction, and a plurality of anti-skid plates are evenly arranged on the water outlet conveying belt. The underwater conveyor belt includes first to third conveyor belts or first to fifth conveyor belts. The cooling device is small in occupied space and high in cooling efficiency.

The utility model relates to the technical field of graphite crucibles, in particular to a rapid cooling and anti-oxidation device for a graphitized graphite crucible. Comprising a workshop, a cooling chamber and a nitrogen making chamber, the nitrogen making chamber is connected with an air inlet pipe and connected with the cooling chamber through a pipeline, ventilation pipelines are arranged on the two sides of the workshop and communicated with the workshop, the cooling chamber is communicated with the ventilation pipelines on the two sides through an air supply pipeline, and an exhaust system is arranged at the top of the workshop. According to the device, the graphite crucible in a workshop can be efficiently cooled by utilizing nitrogen in air, and the treated waste gas is properly treated, so that the crucible is prevented from being oxidized, and the rejection rate of the crucible is reduced. The cooling device is mainly applied to cooling and anti-oxidation aspects of the graphite crucible.

The invention relates to the field of numerical control machine tools, and discloses a cutting fluid cooling and recycling device for a silicon wafer cutting machine, the cutting fluid cooling and recycling device comprises a tank body, a tank cover arranged on the tank body and a storage shell, a first motor is fixedly arranged above the tank cover, and the output end of the first motor penetrates through the tank cover and is fixedly connected with a rotating plate; the rotating plate is rotationally connected to the lower portion of the tank cover, a connecting vertical rod is fixedly arranged below the rotating plate, four stirring rod assemblies are arranged on the outer side of the connecting vertical rod, a fishing assembly is arranged on one side of each stirring rod assembly, and a telescopic electric cylinder is matched with the stirring rod assemblies, so that the distance between every two adjacent stirring rods is increased; and compared with a common stirring rod, the rotating rod and the rotating frame are arranged, so that the contact area between the stirring rod and the cutting fluid is increased, and the stirring and cooling efficiency is improved.

The application relates to a device for preparing metal powder based on inductive coupling thermal plasma torch, and belongs to the technical field of metal powder preparation. The device comprises a feeder, a powder feeding gun, a plasma generating device, a spheroidizing chamber and a quenching chamber. The feeder sends metal raw powder carried by inert gas into the plasma generating device through the powder feeding gun. After being heated to form metal liquid drops, the metal liquid drops enter the spheroidizing chamber to become spherical liquid drops, and then enter the quenching chamber to be cooled into spherical powder. The upper end of the quenching chamber is connected with the spheroidizing chamber, the side wall is provided with upper, middle and lower quenching channels from top to bottom, and the three quenching channels are all composed of a plurality of inclined channels which are circumferentially distributed around an axis. The first, second and third cooling gases are respectively introduced into the three quenching channels to form rotational gas flows which are perpendicular to the axis, and the inert gas content in the three cooling gases increases gradually. The application can realize better cooling effect and improve the quality of the formed powder.

The utility model discloses a temperature-sensing fixing sleeve for a traditional Chinese medicine stain scalding treatment bag, which comprises a fixing frame, a temperature-sensing device and a temperature-sensing device, the fixing frame is provided with a space for accommodating the scalding treatment bag, the fixing frame comprises a bottom plate and a side plate, the bottom plate is an annular plate with an opening in the middle, and the side plate is arranged around the edge of the bottom plate; the connecting belts are connected to the side plates of the fixing frame, the number of the connecting belts is at least two, and the two connecting belts are connected to any two opposite sides of the fixing frame respectively; the cover body is connected to the top of the fixed frame so as to close the opening of the fixed frame; a temperature sensor; a timer; a controller; and a power supply. The temperature-sensing fixing sleeve for the traditional Chinese medicine stain scalding therapy bag serves as an auxiliary tool for scalding therapy, the scalding therapy bag can be fixed to the portion needing scalding therapy, and displacement of the scalding therapy bag is avoided; meanwhile, timing can be carried out in combination with the temperature of the ironing therapy bag, and the problem that the ironing therapy duration is insufficient or too long due to the influence of factors such as different temperature environments is solved.

The utility model discloses a calcium carbide furnace discharging track turnout structure which comprises a plurality of sets of initial tracks, a plurality of sleepers are laid at the bottom end of each set of initial tracks, auxiliary crossways are laid between every two adjacent sets of initial tracks, and two auxiliary crossways are additionally arranged, so that the three initial tracks and the two auxiliary crossways form a combination. By means of the technical scheme, the discharging trolleys on the three initial rails can be mutually changed, so that even if equipment breaks down, it can still be guaranteed that the discharging trolleys normally run on the other two initial rails, in addition, two sets of discharging trolleys can be added, the cooling time of calcium carbide on the discharging trolleys can be prolonged by adding the discharging trolleys, and the service life of the discharging trolleys is prolonged. Therefore, the calcium carbide weight can be directly hoisted on the trolley, the step of placing the calcium carbide pot on a calcium carbide pot frame is omitted, labor intensity is reduced, and working efficiency is improved.

The present invention discloses an externally heated vertical pyrolysis furnace, which relates to the field of petrochemical technology, and comprises a furnace body, wherein a feed port is arranged at the top of the right end of the furnace body, and a rake is installed below the feed port, a shaft sleeve is connected to the left end of the rake, and a mechanical seal is installed above the shaft sleeve, and a bearing seat is installed on the top of the mechanical seal. In the present invention, the continuous operation of the pyrolysis furnace can be realized by designing a preheating unit and a pyrolysis unit that are connected. The core is to improve the thermal efficiency, reduce the coking and clogging phenomenon, and ensure continuous and stable operation under the condition of airtightness and safety; and the pyrolysis gas generated by the high-temperature pyrolysis in the furnace passes through the pyrolysis gas outlet at the top of the furnace body, and then passes through the furnace wall through the pyrolysis gas inlet pipe and the combustion nozzle connected to the combustion chamber to enter the combustion chamber for combustion, providing a heat source for the pyrolysis furnace for the entire system, saving energy while improving the efficiency of the pyrolysis reaction, and the pyrolysis temperature can adopt low temperature, medium temperature, and high temperature thermal cracking.