85results about How to "Speed up cooling" patented technology

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.

The utility model relates to an automatic slag discharging device for metallurgical slag, and aims to solve the problems that the slag cooling efficiency is low and the slag discharging process is not environment-friendly. The device comprises an L-shaped cooling pipe with a bent bottom, wherein the upper section of the L-shaped cooling pipe is communicated with a slag discharge port of the metallurgical furnace; the circulating cooling part is arranged on the cooling pipe and is used for cooling slag; the dispersing part comprises a rotating power mechanism, a rotating shaft and a dispersing plate, dispersing holes are densely distributed in the dispersing plate, the dispersing plate is located below the slag discharging opening, the rotating shaft is driven by the rotating power mechanism to rotate, slag is discharged from the dispersing holes under the action of gravity and centrifugal force and dispersed into particles, and rapid cooling and subsequent recycling treatment are facilitated; the blades are arranged on the rotating shaft and located above the slag discharging opening, and the blades rotate synchronously when the rotating shaft rotates; one end of the waste gas discharge pipe is communicated with the top of the cooling pipe, and the other end is connected with a waste gas treatment system for discharging and treating waste gas generated by slag cooling. According to the utility model, the slag cooling efficiency is improved, and the slag discharging process is more environment-friendly.

The utility model discloses a kind of cooling devices for casting production of high efficiency energy saving, it is related to casting production technical field, including base and support frame, the support frame is set on the base, further include cooling mechanism, set on the support frame;Heat dissipation mechanism, set on the support frame, the heat dissipation mechanism includes: mounting, have two, and two mounting are set in the support frame;Mounting bracket, mounting bracket is set in the mounting;Driving motor, set in the mounting bracket;Fan blade, the driving motor output end;Fixed plate, set on the mounting piece.This device is discharged in time to the heat generated inside this device by setting heat dissipation mechanism, accelerates the cooling work of this device, can also collect water vapor in time, can also prevent water vapor from leaving the interior of this device in large quantities, ensure the use of water source.

This utility model relates to an embedded water tank mechanical agitation and scraping powdery material cooler, belonging to the technical field of powdery material cooling devices. The aim is to provide an embedded water tank mechanical agitation and scraping powdery material cooler with a large heat exchange area, high efficiency, and good cooling effect on powdery materials. The technical solution adopted is as follows: multiple cooling water tanks and a mechanical agitation device are installed inside the tank. The structure of the mechanical agitation device is as follows: a horizontally positioned main shaft is rotatably installed in the upper part of the tank, and a lower shaft is parallel to and below the main shaft. The main shaft is connected to the lower shaft through at least two sets of chain drive components. Multiple long, strip-shaped scraper frames are fixed at intervals around the circumference of the chain drive components, and multiple scrapers are fixed on each scraper frame. Multiple cooling water tanks are arranged in two rows on both sides of the main shaft and the lower shaft. The multiple scrapers on the scraper frames correspond to and are inserted into the gaps of the cooling water tanks. This utility model is used for rapid cooling of high-temperature powdery materials.

The utility model relates to adsorption forming technical field, concretely to a kind of carbon fiber unmanned vehicle spare part adsorption forming mould, comprising: mould equipment, the top surface of mould equipment is equipped with placing groove, the inside of placing groove is provided with placing plate, the top surface of placing plate is placed with mould core, the top surface of mould equipment is laid with carbon fiber plate, the left side wall of mould equipment is provided with pressing plate, the right side wall of mould equipment is provided with heating plate;Cooling structure is installed on the mould equipment.The utility model is set up between pressing plate and heating plate and is set up turnover plate, after turnover turnover plate, polyurethane elastic film can be pressed in mould core and the top surface of shaped carbon fiber plate, polyurethane elastic film has elasticity, mould core and shaped carbon fiber plate can form corresponding shape on polyurethane elastic film surface, after liquid is passed into inside of liquid cavity, carbon fiber plate can be cooled and cooled, accelerate the cooling speed of carbon fiber plate, improve the production efficiency of spare part.

The invention relates to a multi-channel cooling device for a zinc alloy die-casting die. The multi-channel cooling device comprises a machine body, a die body, a multi-channel cooling mechanism and a driving mechanism. The mold body is mounted on the machine body; the multi-channel cooling mechanism comprises a frame body, a cooling piece and a conveying assembly. The frame body is slidably installed on the machine body, and an avoiding hole which is the same as the side face of the mold body in shape is formed in the frame body. The cooling pieces are arranged in one-to-one correspondence with the side faces of the mold body, cooling channels are formed in the cooling pieces, a plurality of cooling holes are formed in one side of each cooling piece, and the cooling holes communicate with the cooling channels; the cooling piece is mounted on the frame body in a sliding manner, so that a cooling hole in the cooling piece is propped against the side surface of the mold body in the avoiding hole; the conveying assembly communicates with the two ends of the cooling channel so as to circularly convey cooling liquid into the cooling channel. The driving mechanism drives the frame to slide. And the cooling structure can be coordinated and matched with an original cooling structure of the die body, so that the cooling speed of the zinc alloy die-casting die body is further increased.

The utility model discloses a cooling device for high strength and toughness aluminum alloy casting forming processing, and relates to the technical field of high strength and toughness aluminum alloy casting forming cooling devices, the cooling device comprises supporting legs, a fixing screw rod, a guide frame, a water diversion plate and a flow guide pipe, the fixing screw rod, a water storage bin and a bearing plate are installed above the supporting legs, a water storage tank is arranged above the water storage bin, a guide frame, rollers and a filter screen are installed on the side face of the water storage tank, a water distribution plate, a flow guide pipe and a water pump are arranged on the inner side of the water storage tank, the filter screen is slidably connected to the left side of the water storage tank, dismounting and cleaning are convenient, cleanliness of cooling water is guaranteed, and the service life of equipment is prolonged; the guide frame is in threaded connection with the supporting legs, so that the whole equipment is convenient to disassemble and maintain.

The invention discloses a high-silicon aluminum alloy ingot rapid cooling forming die and technology, and relates to the technical field of forming dies, the high-silicon aluminum alloy ingot rapid cooling forming die comprises an inner die, and the inner die is provided with a containing groove; the outer mold sleeves the outer peripheral side of the inner mold in an up-down sliding manner, a plurality of cooling grooves are formed in the outer peripheral side wall of the outer mold, the cooling grooves are vertically and adjacently arranged, the vertically adjacent cooling grooves communicate with one another, and the groove widths of the cooling grooves are gradually reduced from top to bottom; the supporting frame is used for supporting the outer mold; the lifting piece is arranged on the supporting frame, and the lifting piece controls the inner mold to slide up and down; the temperature sensor is arranged at the position, close to the bottom, of the outer mold, and the temperature sensor senses the temperature of the outer wall of the inner mold; and the controller is arranged on the supporting frame, and the controller is electrically connected with the temperature sensor and the lifting piece. The cooling speed of aluminum ingots in the aluminum ingot mold can be increased.

This utility model relates to the field of silicon steel coil processing technology, specifically disclosing a base plate for cooling silicon steel coils. It includes: a first base plate arranged in a plurality of circumferential arrays and a second base plate arranged in a plurality of circumferential arrays. The array axes of the first and second base plates are collinear, and the first and second base plates are staggered. The two sides of the top surface of each first base plate are fixedly connected to one edge of the bottom surface of two second base plates, forming a heat dissipation groove between the top surface of each first base plate and the edges of the two connected second base plates. The heat dissipation groove of this base plate significantly improves the heat dissipation conditions at the bottom of the silicon steel coil, increases the heat dissipation area, promotes air convection, and allows heat to be dissipated more quickly and evenly. This solves the problem of limited heat dissipation conditions when silicon steel coils are statically cooled, achieving the effect of improving cooling speed and uniformity, and improving product quality.

This utility model relates to the field of dyeing and printing wastewater detection, specifically to an alarm device for excessive concentration of dyeing and printing wastewater. The utility model includes a support frame with a flow-draining mechanism mounted on it. A cooling mechanism is fitted at the top of the flow-draining mechanism, and a detection tube is connected to the end of the flow-draining mechanism. A detection sensor is installed inside the detection tube, and a protective net is fitted around the sensor. A support tube is located at the top of the detection tube, with an alarm mechanism installed at its top. An outlet pipe is connected to the bottom of the detection tube. In use, wastewater from the wastewater tank is drawn in through the flow-draining mechanism. As the wastewater flows past the top of the flow-draining mechanism, it passes through the cooling mechanism, which cools the wastewater. After cooling, the wastewater enters the detection tube. The protective net filters and blocks large impurities in the wastewater, preventing damage to the sensor from collisions with flowing impurities and thus improving the accuracy of the detection results.

This utility model discloses a slag cooling device for a vertical kiln, including a base plate. A fixing plate is fixedly connected to the top of the base plate. The vertical kiln body is fixedly connected to the inner side of the fixing plate. A drive motor is fixedly installed on the outer side of the fixing plate by bolts. A conveyor belt is driven to the output end of the drive motor. An electric telescopic rod is fixedly installed on the top of the fixing plate. A baffle is fixedly connected to the output end of the electric telescopic rod. A distance sensor is fixedly connected to the surface of the baffle. A water tank is fixedly connected to one side of the fixing plate. This utility model uses a water pump to circulate water in the water tank through a circulating water pipe, which can remove some heat and play a preliminary cooling role, reducing the temperature around the vertical kiln. The water pump also delivers water to atomizing nozzles through a drain pipe. The atomizing nozzles atomize the water and spray it onto the slag, increasing the contact area between the water and the slag and accelerating the cooling speed of the slag.

The application discloses a copper-aluminum composite pipe blank preparation device and method based on bidirectional cooling control, and belongs to the technical field of metal composite solid-liquid casting. The device comprises coaxially arranged inner and outer crystallizers, a positioning base, an aluminum pipe outer mold and a split runner. The aluminum pipe and the inner crystallizer form an annular casting cavity, and the inner and outer crystallizers are provided with bidirectional cooling channels. The method comprises coaxial assembly, copper melt smelting in a protective atmosphere, split uniform casting and inner-outer cooperative forced cooling. The application precisely regulates the temperature field through bidirectional cooling, shortens the high-temperature contact time of copper and aluminum, suppresses the growth of brittle intermetallic compounds, reduces interface oxidation, pores and inclusions and improves the metallurgical bonding strength. The device structure is simple, the specification is adjustable, the production efficiency is high, the problems of poor interface bonding and many defects in traditional composite pipe preparation are effectively solved, and the device is suitable for the industrialized production of copper-aluminum composite pipe blanks in the fields of electric power and automobiles.

The utility model belongs to mould technical field, concretely relates to a wheel hub mould of convenient mould taking, including bottom plate, the bottom plate top surface is connected with support column, the support column top surface is connected with lower mould. The utility model discloses through the mutual cooperation between bottom plate, support column, mounting plate, motor, screw rod, movable plate, slide and push plate, when the wheel hub in lower mould forming groove needs to be taken, starts motor, lets the output of motor drive screw rod to rotate in bearing, makes movable plate on screw rod to drive the push plate on the top of slide to remove, makes push plate to push wheel hub in forming groove upwards, makes wheel hub to separate out forming groove, lets operating personnel conveniently take wheel hub, secondly sets up the air supply mechanism, lets the air in the installation block be cooled when passing through the through -hole by guide cold block, makes the fan can send cold wind to the mould, can take away the heat that the mould emits more quickly, improves the cooling speed of mould.

The utility model discloses a carbon fiber cloth weaving device, and belongs to the technical field of weaving devices. Comprising a knitting machine and a winding frame, the winding frame is arranged on one side of the knitting machine, an auxiliary frame is installed at the top end of the winding frame, integrated frames are symmetrically arranged on the outer wall of the knitting machine, bidirectional lead screws are movably installed in the integrated frames, and stepping motors are arranged at the top ends of the integrated frames; and the output end of the stepping motor is connected with the two-way lead screw, the surface of the two-way lead screw is sleeved with two sets of threaded sleeves, the threaded sleeves are in threaded connection with the two-way lead screw, and connecting plates are installed between the two sets of corresponding threaded sleeves. According to the carbon fiber cloth winding device, heat dissipation of carbon fiber cloth is achieved through convenient reciprocating swing air blowing, elastic covering, pressing and winding of the cloth are facilitated, the cooling speed of the cloth is increased, and the air blowing, heat dissipation and cooling effects of the carbon fiber cloth and the winding quality of the cloth are improved.

This invention discloses a method for refining primary silicon in Al-Si alloys through synergistic modification with nano-ceramics based on laser additive manufacturing. The method involves uniformly mixing Al-Si alloy powder with TiB2 and Al2O3 nano-ceramics using a ball mill under inert gas protection to obtain a ceramic-reinforced nano-Al-Si alloy composite powder. This nano-ceramic-modified Al-Si alloy powder is then melted and solidified layer by layer using a laser powder bed melting and forming equipment to create the desired target part. In this method, during the solidification of the nano-ceramic-reinforced Al-Si alloy melt, Al2O3 nanoparticles, due to their similarity to the Si crystal structure and the existence of a good interfacial coherence relationship, act as heterogeneous nucleation sites for primary silicon, increasing the nucleation rate and refining the size of primary silicon. TiB2 nanoparticles, distributed at the solid-liquid interface, can to a certain extent prevent the diffusion and aggregation of Si atoms into Si-Si atom clusters, thereby inhibiting the growth of the primary silicon phase, promoting the regularization of the primary silicon morphology and refining its size, and effectively reducing matrix grain size, significantly improving the mechanical properties of the Al-Si alloy.

The utility model discloses an embossing device for blanket processing, and belongs to the technical field of blanket processing. The blanket conveying device comprises a lower support, an upper support, a guiding assembly and an air cooling assembly, the guiding assembly is arranged on the lower support and used for conveying a blanket conveyed on an upper conveying roller to the lower conveying roller in a sliding mode, the air cooling assembly is arranged on the upper support and used for cooling the blanket, and the lower conveying rollers are horizontally installed on the lower support. The upper support is fixed to the top of the lower support, and an embossing assembly is arranged on the upper support. Through the structural design of the lower support, the lower conveying roller, the upper support and the upper conveying roller, the double-layer roller body and the air cooling assembly cooperatively operate, the cooling speed of an embossed blanket is greatly increased, the good cooling effect is guaranteed, meanwhile, the occupied area of the device is reduced, and compared with a traditional single-layer long-track conveying and cooling embossing device, the cooling efficiency is greatly improved. Through reasonable layout of the upper and lower layer conveying rollers, the vertical space is fully utilized.

The utility model discloses a device that improves cooling speed after steel casting heat treatment, aims at solving the problem of the unqualified inner layer mechanical property caused by the uneven heat dissipation of the inner and outer layers during the cooling of the steel casting. The device comprises a heat treatment trolley, a mounting table and an axial flow fan, the axial flow fan is arranged on the mounting table, a sprayer connecting water supply pipe is arranged on the axial flow fan, and the axial flow fan is installed through a support assembly that can be vertically and horizontally rotated. The support assembly comprises a base, a connecting seat and a support frame of tripod structure, and the fan multi-angle adjustment is realized through limiting bolts and worm gear transmission. During work, the angle-adjustable axial flow fan is matched with water mist spraying to accelerate the air cooling and flow between the steel castings and make the steel castings on the heat treatment trolley uniformly cooled. The actual application shows that the device effectively improves the uneven cooling problem, the average strength of the steel casting is improved by 20-40% and the impact work is improved by 50-80% through detection, the product quality is guaranteed, and the product delivery and on-time delivery are facilitated.

The utility model discloses a valve casting sand casting mold which comprises a base, a lower mold is fixed on the upper surface of the base, an upper mold is arranged above the lower mold, cavities are formed in the opposite faces of the upper mold and the lower mold, a sand inlet is formed in the top of the upper mold, and a motor is installed at the left end of the upper base. The left side of the upper surface of the base is in bearing connection with a threaded rod, and a fixing rod is fixed to the right side of the upper surface of the base. According to the valve casting sand mold casting mold, after a valve casting is completely solidified and cooled, a motor drives a threaded rod to rotate reversely, meanwhile, a driving gear drives a rack meshed with the driving gear to move rightwards and drives an attaching block to extrude an ejection plate, the ejection plate is made to move upwards, the valve casting in a sand mold can be ejected out stably and rapidly, and therefore the valve casting can be stably and rapidly ejected out. And casting damage and deformation or sand mold damage caused by difficult demolding is avoided, and the yield and the production efficiency of the casting are greatly improved.

The utility model provides a kind of ammonia distillation wastewater cooling equipment, belong to ammonia distillation wastewater cooling technical field, including, cooling shell, the cooling shell is cylindrical, cooling shell is used for the cooling main body of ammonia distillation wastewater;Positioning drive assembly, the positioning drive assembly is installed at the top of cooling shell, the positioning drive assembly includes support and drive unit, the drive unit is installed on support;Waste water transmission component, the waste water transmission component is vertically installed in cooling shell from top to bottom;Water replenishment component, the water replenishment component is installed in the side of cooling shell;Discharge pipe, the discharge pipe is installed in the bottom of cooling shell middle, valve one is installed on the discharge pipe.Besides the utility model solves the problem that ammonia distillation wastewater is relatively stationary when cooling and cold water is slowly self-heat pipe position to spread outside for the heat absorption of waste water, low efficiency and heat energy is easy to waste.

The utility model provides an electromagnetic hot crack arrest structure of a metal mold device, which comprises an electromagnetic hot crack arrest component, and a mold seat plate used for arresting cracks, repairing and placing a metal mold is arranged in the electromagnetic hot crack arrest component. Compared with the prior art, the electromagnetic heat crack arrest device has the advantages that the electromagnetic heat crack arrest assemblies and the clamping assemblies are additionally arranged, a metal mold to be repaired is arranged above the mold base plate, the clamping screw rotates to drive the two clamping assemblies to move oppositely to clamp the metal mold, and the cooling cover covers the outer side of the metal mold after repairing is completed; the electromagnetic heat crack arrest assembly is additionally arranged, the metal mold is arranged above the mold base plate, after repairing is completed, cooling liquid is guided into the cooling pipe through the liquid inlet pipe and guided out through the liquid outlet pipe to achieve circulation, the cooling liquid continuously assists in cooling the metal mold on the upper portion, and therefore the crack repairing effect can be improved. Therefore, the cooling speed can be further improved.

A cooling device for a cathode material graphitization furnace comprises a top plate, a toothed plate, a side plate, a water inlet and a water outlet. One end of the top plate extends downwards to form a first end plate, and the other end extends downwards to form a second end plate. The toothed plate is arranged between the bottom end of the first end plate and the bottom end of the second end plate and comprises a base plate and a plurality of tooth parts formed upwards. The side plates extend downwards to the two side ends of the top plate respectively, the two ends of each side plate are connected with the first end plate and the second end plate respectively, the bottom edges of the side plates are connected with the side ends of the toothed plate, and a cavity is formed among the top plate, the toothed plate and the two side plates. The water inlet is formed in the first end plate. The water outlet is formed in the second end plate. The cooling device for the negative electrode material graphitization furnace can accelerate the cooling speed of the graphitization furnace, accelerate the material turnover time and improve the production efficiency.

This utility model discloses an oily sludge recycling and treatment device, including a heating furnace heated by a burner structure. The upper end of the heating furnace is connected to a water washing tower via a first pipe. The water washing tower is connected to a post-treatment structure. An oil-water separator is connected below the water washing tower, and a heat exchange box is located below the oil-water separator. The heat exchange box has a jacket on its outer wall, and the oil-water separator is connected to the jacket. There are two sets of heat exchange boxes, with the jackets of the two heat exchange boxes used to hold the aqueous phase and the oil phase, respectively. An outlet is located below the jacket. The burner structure is connected to a desulfurization tower, and a spray structure is installed inside the desulfurization tower. The spray structure is connected to a slurry tank, and the heat exchange box is also connected to the slurry tank. This utility model improves the recycling and treatment effect of oily sludge by washing the oil and water in the pyrolysis oil and gas and then recovering the waste oil. On the other hand, the heat exchange between the washed oil and water and the desulfurization slurry accelerates the cooling rate of the oil and water, improving its recycling efficiency.

This utility model discloses a cooling and temperature-reducing device for yogurt processing, comprising a box body, an internal cooling device, a fixedly connected stirring chamber, an internal stirring device, a fixedly connected condenser, an internal feed cylinder, and a fixedly connected discharge cylinder. A fixedly connected fixing box further comprises a motor, and the motor's output end is fixedly connected to a drive bevel gear. This structure, by incorporating the stirring and cooling devices, utilizes the stirring of the yogurt to achieve uniform cooling, preventing localized overheating or underheating, accelerating the cooling rate while ensuring more uniform cooling, thus improving the consistency of yogurt quality.

The technical scheme of the present application discloses a bright chromium-manganese alloy steel quenching oil and a preparation method thereof, the bright chromium-manganese alloy steel quenching oil comprises the following components in percentage by mass: base oil 85-93%, rapid cooling agent 2.5-7.5%, antioxidant 0.7-2.8%, dispersant 2.8-5.0%, and brightener 0.1-0.8%. The brightness of the bright chromium-manganese alloy steel quenching oil reaches the first level, and the brightener in the bright chromium-manganese alloy steel quenching oil can effectively prevent non-oil-soluble substances and carbon black and other substances in the quenching oil at high temperature from adhering to the surface of the workpiece, so that the chromium-manganese alloy steel workpiece has a high gloss, thereby eliminating the need for post-processing of the quenched chromium-manganese alloy steel workpiece, and further improving the production efficiency and reducing the production cost.

The utility model provides a meat product smoking device which comprises a smoking machine, and the smoking machine comprises a smoking box, a circulating fan and a smoke exhaust port; a cooling cavity is fixed to the top of the inner wall of the smoking box and comprises a motor, an output shaft, a threaded rod, a disc, three fan blade plates and a filter screen; the circulating fan is provided with an air inlet pipe and an air outlet pipe, the air inlet pipe and the air outlet pipe are both connected with a smoking box pipeline, the smoke exhaust port is connected to the upper portion of the smoking box and used for exhausting smoke and gas, a through hole is formed in the bottom of the cooling cavity, the filter screen is located in the through hole, and the motor is fixedly installed at the top of the inner wall of the cooling cavity. The disc is connected with an output shaft through a threaded rod, and the output shaft is fixedly connected with the output end of the motor. The device solves the problem that the pressed salted duck is scalded when being taken due to the fact that the pressed salted duck cannot be fully cooled after being smoked at present.

A kind of low vacuum laser welding method for GH4169 high-temperature alloy and SS304 stainless steel, the present application belongs to laser welding technical field.The present application solves the problem that the existing welding method cannot realize the low-cost and high-quality connection of medium thickness and above GH4169 alloy and SS304 stainless steel.One, welding assembly;Two, low vacuum laser welding;Three, heat treatment.The present application is used for the low vacuum laser welding of GH4169 high-temperature alloy and SS304 stainless steel.

The utility model relates to the technical field of injection molding, in particular to an efficient cooling water tank for injection molding, which comprises a water tank box, a backflow box is fixedly mounted at the bottom end of the water tank box, a first heat dissipation fin group is fixedly mounted in the backflow box, an end cover is fixedly mounted at the top end of the first heat dissipation fin group, and a cooling water tank is fixedly mounted at the bottom end of the first heat dissipation fin group. A support is installed at the bottom end of the backflow box, a semiconductor chilling plate is fixedly installed on the support, the cold end of the semiconductor chilling plate is attached to the first heat dissipation fin set, water pumps are evenly and fixedly installed on the backflow box, guide pipes are installed between the water pumps and the water tank box, and the water tank box is communicated with the end cover. According to the cooling device, the clean water can circularly dissipate heat and cool the part, hot water making contact with the part can make contact with the first heat dissipation fin set in the circulating process, the first heat dissipation fin set can cool water with the high temperature, the circulating clean water is kept at the low temperature, and the effect of improving the cooling speed is achieved.

This utility model belongs to the field of dairy processing technology, specifically a dairy product cooling device, including a support base on which a tank is mounted. An annular cooling chamber is provided inside the tank. A hollow rotating shaft is rotatably mounted inside the tank, and multiple hollow stirring tubes are connected to the hollow rotating shaft. Supports are rotatably mounted at both the top and bottom of the hollow rotating shaft, and four rotating rods are rotatably mounted on the two supports. When cooling dairy products, this utility model not only externally cools the dairy products inside the tank through the annular cooling chamber, but also directly acts on the interior of the dairy products through the hollow rotating shaft and hollow stirring tubes. This combined internal and external cooling method can quickly reduce the temperature of the dairy products. Compared with single external wrapping cooling, the cooling effect and efficiency are higher, while ensuring that all parts of the dairy products are fully cooled, avoiding product quality problems caused by uneven cooling.

The utility model relates to the technical field of pressurizing furnaces, in particular to a glass ceramic automatic pressurizing furnace which comprises a base, a furnace cover is installed at the top of the base, a pressurizing machine body is installed in the furnace cover, vent holes are formed in the two ends in the furnace cover, and intercepting nets are installed on the inner sides of the vent holes. A placing mold is installed at the position, corresponding to the pressurizing machine body, of the top of the base, a circulating cooling mechanism is installed on the placing mold and the base, the circulating cooling mechanism comprises an air inlet assembly, a linkage circulating assembly and a storage assembly, and the air inlet assembly is used for being matched with and driving the linkage circulating assembly to cool materials in the placing mold; the cooling device is simple in structure and convenient to operate, air cooling and water cooling can be carried out simultaneously, the cooling speed of a placed mold and materials is increased, a water source can be driven to circulate during air blowing, the cooling speed during pressure forming is further increased, and the water source used for cooling cannot be wasted.

The invention provides a water cooling device for a thermal power plant. The water cooling device comprises a cooling tank, a supporting frame, a steam pipeline and a discharging pipeline. A cooling pipe group is arranged in the cooling tank; the upper end of the steam pipeline extends to the inner side of the cooling tank; a spraying assembly is arranged at the top in the tank, and a bubble breaking plate is arranged at the lower part. The cooling pipe set comprises a gas guide cylinder and heat exchange pieces arranged on the outer side of the gas guide cylinder in an annular array mode, and one side of each heat exchange piece extends into the steam pipeline. And the spraying assembly comprises a conveying main pipe with a plurality of groups of symmetrical shunting branch pipes and spraying nozzles. Through the synergistic effect of the heat exchange pieces extending into the steam pipeline, the gas guide curved surface at the top of the gas guide cylinder, the uniform spraying system and the bubble breaking plate, the heat exchange area is remarkably increased, steam distribution is optimized, bubbles are effectively broken, and therefore the technical problems that a traditional device is low in cooling efficiency, heat transfer is affected by bubble gathering, and cooling is uneven are solved; and efficient, stable and uniform steam cooling is realized.