160results about How to "Speed up cooling" patented technology

The invention discloses an injection-molded type sound-insulating pad heavy TPO (thermoplastic polyolefin) compound capable of meeting the automobile interior emission requirement as well as a preparation method of the compound. The sound-insulating pad TPO compound consists of 0-30wt% of PP (polypropylene), 12-30wt% of a thermoplastic elastomer, 1-5wt% of a polar monomer grafted olefin polymer, 0-1wt% of a special nucleating agent for PP, 1-2wt% of a processing aid and 53-85% of inorganic filler. The preparation method comprises steps as follows: the PP, the thermoplastic elastomer, the polar monomer grafted olefin polymer, the special nucleating agent for the PP and the processing aid are molten, mixed and dispersed in a twin-screw extruder, inorganic powder is added to the twin-screw extruder through a weight-loss type measuring scale in a side feeding manner, extrusion and granulation are performed, and the compound is obtained finally. The material has the characteristics of good sound-insulating and noise-reducing effect and low emission, the performance requirement for sound-insulating pad materials for automobiles is met, and injection molding of the heavy TPO material is realized.

The invention relates to an automobile wheel hub low-pressure casting vacuum water cooling mold system. A low-pressure casting mold comprises an upper die, a lower die and four side molds; the upper die, the lower die and the four side molds are combined to form into a casting chamber of a wheel hub to be cast; a cooling system comprises a water flow control cabinet, a water storage tank, a water storage buffer and a vacuum pump; the water flow control cabinet is communicated with a low-pressure casting machine platform through an input water pipe; the low-pressure casting machine platform is communicated with the water storage tank through an output water pipe; the water storage tank is connected with a water return pipe; cooling devices which are connected with the input water pipe and the output water pipe respectively are arranged inside empty chambers of the upper die, the lower die and the four side molds. The automobile wheel hub low-pressure casting vacuum water cooling mold system has the advantages of being scientific in design, reasonable in structure, convenient to operate, environment-friendly, high in cooling intensity and good in cooling effect, effectively improving the production efficiency, enabling the cooling devices in the mold to be uniformly arranged and the water flow speed to be adjustable, significantly reducing the production cost, improving the working environment and reducing the labor intensity of operating personnel.

Preparation of iron base amorphous nanocrystalline alloy coatings by plasma spraying which is wearable and anti-corrosive relates to iron base alloy coatings by plasma spraying, especially for the preparation of amorphous and nanocrystalline alloy coatings. The present invention aims at the problem of amorphous alloy coatings and nanocrystalline alloy coatings by thermal spraying. We use iron base multi- elements amorphous alloy as the coatings. We cool the substrate by carrying water or top injection method in spraying. The method can accelerate the cooling. The iron base amorphous alloy powder deposits on substrate, so we can get amorphous and nanocrystalline alloy coatings which contains the structure of amorphous and nanocrystalline. The coatings have the wearable and anti-corrosive capability.

The invention discloses frozen and cooked noodles capable of being heated through microwave, which belong to the technical field of frozen instant foods. The frozen and cooked noodles are prepared mainly by the following raw materials in part by weight: 40-50 parts of water, 115-124 parts of flour, 12-17 parts of cassava modified starch, 4-7 parts of cassava starch, 1-3 parts of duck egg pulp, 2-4 parts of table salt, 0.3-0.7 part of dietary alkali and 0.5-0.8 part of composite phosphate. The invention improves the quality of the frozen and cooked noodles by adopting a reasonable frozen and cooked noodle prescription, contains 70+/-5 percent of water and can be cooked by adopting microwave heating or cooked by heating with a common stove. The cooked noodles cooked by adopting microwave heating have higher quality, smooth edible taste, even color and complete shapes and can not generate the phenomenon of breakage or soup mixture.

The invention discloses low-cost 780MPa-grade cold-rolling dual-phase steel which is prepared from the chemical components in percentage by mass: 0.11 percent to 0.13 percent of C, 0.30 percent to 0.38 percent of Si, 1.55 percent to 1.65 percent of Mn, less than or equal to 0.020 percent of P, less than or equal to 0.003 percent of S, 0.020 percent to 0.060 percent of Alt, 0.32 percent to 0.40 percent of Cr, and less than or equal to 0.0070 percent of N. The invention further discloses a production method thereof. According to the low-cost 780MPa-grade cold-rolling dual-phase steel and the production method thereof provided by the invention, 780MPa-grade cold-rolling dual-phase steel smelting components with low cost are designed, a high hydrogen rapid-cooling function in the continuous annealing process is fully played, the cooling speed is accelerated, and the sufficient amount of martensitic structures can be produced by phase change, so that the performance of a final product meetsthe standard requirement of the 780MPa-grade cold-rolling dual-phase steel, the surface quality reaches to more than the FB grade, the percentage elongation after tensile fracture is high, and an excellent punch forming performance is realized.

The invention relates to the field of railways, and discloses a cooler for steel rails, which comprises an air cooler for cooling a steel rail head, and air guide plates (4) which are arranged on both sides of the steel rail (1) and extend along the extension direction of the steel rail (1), wherein an air guide space is respectively formed between the air guide plates (4) and the two side surfaces of the steel rail so as to guide the cooling air to flow through the waist (1c) and bottom (1d) of the steel rail downwardly from the steel rail. The cooler has higher cooling rate for the waist and bottom of the steel rail, enhances the steel rail cooling efficiency, and further can enhance the welding quality of the steel rail joint.

The invention discloses a novel high-temperature recycled sand cooling system and a waste heat recovery method, belonging to the technical field of sand casting structures. The novel high-temperature recycled sand cooling system comprises a vertical-tank primary cooler, a gravity dust collector or a cyclone dust collector, a flue-gas organic rankin generating set and a cloth-bag dust collector, wherein the vertical-tank primary cooler comprises a shell and a cooling apparatus, and the cooling apparatus comprises an air supply bustle pipe and a plurality of heat exchanging air supply branch pipes. The method comprises the following steps: carrying out, by a top fluidized layer, boiling fluidizing and heat exchanging for high-temperature recycled sand, dispersing the primarily-cooled high-temperature recycled sand into a cooling passage formed by heat exchanging air supply branch pipes, and further exchanging the heat of the high-temperature recycled sand in the cooling passage by virtue of cold air in the heat exchanging air supply branch pipes. By virtue of the comprehensive cooling way of heat transferring and fluidizing boiling, the cooling speed of the high-temperature sand is increased; meanwhile, since the air temperature after the heat exchanging is high, the heat recovery efficiency can be improved, and the energy consumption is reduced.

The invention discloses a rapid cooling type aircraft ground air conditioning unit and a control method of the rapid cooling type aircraft ground air conditioning unit. The highest cooling speed and the largest cold quantity input improve the rapid cooling and cold supplying capacity of the aircraft ground air conditioning unit, processed fresh air with a certain flow, cleanliness, proper temperature and high hydrostatic pressure is provided rapidly for an aircraft, the fresh air is fed to a cabin of the aircraft through a special air feeding hose, the fastest and best cooling effect is achieved for the cabin of the aircraft which stops at an aircraft boarding bridge for a short time, physiological requirements of staff in the cabin of the aircraft are met, high comfort level is achieved, the cooling requirements of precision devices in the cabin are met, a comfortable environment is provided for the staff in the cabin and aircraft operators, the metal state of the aircraft operators is improved, and the safety of driving the aircraft is improved. Meanwhile, fuel consumption produced when the aircraft waits on the ground is reduced, the service life of a self-matched expensive air conditioning system of the aircraft is prolonged, the pollution to air environment of an airport is reduced, and high economic and social benefits are achieved.

The invention provides a hydrogenation and dehydrogenation furnace. The hydrogenation and dehydrogenation furnace comprises a heating furnace horizontally placed, a reactor, and a gas storage tank, wherein the heating furnace comprises a first heating furnace and a second heating furnace; the reactor comprises a first reactor and a second reactor; thermocouples are arranged on the heating furnace; the first reactor and the second reactor are both cylinders with two closed ends; material ports are formed in one ends of the cylinders; sealing covers are arranged onthe material ports; water cooling sleeves are arranged on the cylinders near the sealing covers; gas ports are formed in the cylinders; a pressure gauge, a reactor joint, a vacuumizing joint and a hydrogen source joint are arranged on the gas storage tank; reaction part sections of the first reactor and the second reactor are respectively positioned in hearths of the first heating furnace and the second heating furnace; and the reactor joint of the gas storage tank is respectively communicated with the gas ports of the first reactor and the second reactor through pipe fittings. The invention further provides a preparation method of low-oxygen-content titanium powder; and the oxygen content of titanium powder prepared by the method is not more than 0.15 wt%.

The invention relates to wheel steel and a heat treatment method and application thereof. The wheel steel comprises, by weight, 0.57-0.67% of C, not larger than 1.00% of Si, not larger than 1.20% of Mn, not larger than 0.025% of P, not larger than 0.025% of S, and the balance Fe and unavoidable impurity elements. The wheel steel is used for manufacturing wagon wheels. The heat treatment method comprises the following steps that firstly, the temperature of the wheels is increased to 850 DEG C to 870 DEG C along with the temperature of a furnace; secondly, heat preservation is conducted; thirdly, spray cooling is conducted on rims; fourthly, when the temperature of the middle portions of wheel disks is reduced to 730 DEG C to 740 DEG C, air cooling is conducted on the wheel disks; fifthly, air cooling is conducted; sixthly, heating, tempering and heat preserving are conducted. On the basis that the strength of the wagon wheels subjected to heat treatment and containing 0.57-0.67% of carbon goes near to that of a common medium and high carbon steel wheels, the impact property of the wheel disks is remarkably improved, and therefore the good comprehensive mechanical property is obtained, and the use safety performance of the wheels is improved.

The invention relates to a method and a device for casting a zinc based alloy ingot. The method comprises the following steps: firstly molten metal is cast in an ingot mould, during the solidification, the surface of the ingot is cooled down through spraying cooling water, and the flow rate of the cooling water is between 200 and 20,000g/m. The device comprises a linear moulding machine comprising a plurality of casting moulds making the rectilinear motion and moulds arranged in the casting moulds; the device is characterized in that the device also comprises a spraying device spraying the cooling water on the ingots in the cast moulds one by one, the spraying device consists of a spray head, a circulating cooling water pipe and an open water tank receiving the cooling water, and the spraying device can be an atomization spraying device. In the method, through spraying the cooling water, the upper surface of the zinc based alloy ingot is quickly shrunk, and the central part of fused mass is quickly solidified, thereby avoiding the shrinkage hole phenomenon; moreover, by limiting the flow rate of the cooling water, the formation of dent on the ingot surface due to the direct impact of the cooling water is avoided.

The invention discloses workpiece quick cooling equipment for hot dip galvanizing and belongs to the field of hot dip galvanizing. The equipment comprises a base, wherein rollers are fixedly mounted at the bottom of the base, a transverse plate is fixedly connected to the side face of the base, an adjustment screw is arranged inside the transverse plate in a threaded and sleeved mode, an antiskiddisk is fixedly connected to the bottom end of the adjustment screw, a supporting sleeve is fixedly connected to the top of the base, and an adjustment rod is arranged inside the supporting sleeve ina movably sleeved mode. According to the workpiece quick cooling equipment for hot dip galvanizing, through the arrangement of a transmission shaft, a transmission motor, a transmission wheel, a conveying belt, an air conveying sleeve, an air inlet pipe, an air valve and an air outlet cover, in the cooling process of a hot dip galvanizing workpiece, cold air can be conveniently adopted to convey and cool the hot dip galvanizing workpiece, the problem that water resources are prone to waste in the traditional cooling mode of soaking in cold water is avoided, meanwhile the cooling speed of the hot dip galvanizing workpiece is increased, and therefore the working efficiency of hot dip galvanizing workpiece cooling is improved.

The invention relates to a coating, particularly relates to a coating for a casting metal mold, and more particularly relates to a chilling alcoholic-group coating absorbing heat by using melting, sublimation and vaporization of substances. The chilling alcoholic-group coating is characterized by comprising the following components in percentage by weight: 27-28% of graphite powder, 21-22% of zinc oxide, 1-2% of tin powder, 1-2% of sulphur powder, 1-2% of hexamethyl benzene, 1.2-1.4% of a binding agent, 1.3-1.5% of a suspending agent, 0.2-0.3% of an addition agent and the balance of an alcoholic-group solvent. The powders in the coating have good thermal conductivity; and few tin powder, sulphur powder and hexamethyl benzene are added, so that through heat absorption due to the melting of the tin powder, the sublimation of the sulphur powder and the vaporization of the hexamethyl benzene, the cooling speed of the surface of a metal mold casting, the thickness of the chilling layer of the surface of a zinc alloy casting and the surface properties of the castings can be increased.

The invention relates to a slide bearing set (4), comprising a slide bearing combination consisting of a radial bearing (6) with a radial bearing slide surface (7) and comprising a first axial bearing (8) with an axial bearing slide surface (9), wherein the first axial bearing (8) is arranged next to the radial bearing (6) in an axial direction (10), and with a lubricant supply device, which comprises a supply line (20) for a lubricant to the radial bearing slide surface (7) of the radial bearing (6). At least one first transversal groove (22) is disposed in the radial bearing (6) such that at least one part of the lubricant is deviated towards the first axial bearing (8) and the first axial bearing (8) can be supplied with the lubricant solely via the radial bearing (6).

The invention discloses a vacuum circuit-breaking switch contact material preparation method and water-cooled mould equipment used by the method. The preparation method includes that copper and chromium are melt in a vacuum induction furnace to form alloy liquid, and then the melt alloy is cast into casting blanks. The concrete process parameters include: the vacuum degree is less than 1*10<-1>Pa, the heating temperature range is 1600-1950 DEG C according to the proportion of chromium content, when chromium is melted completely, the stirring refinement process lasts for 20 min, and then the alloy melt is injected into a water-cooled mould equipment with cooling water on periphery, and the casting temperature is maintained at 1600-1800 DEG C. The contact material prepared by the method has compact structure and fine crystalline grains, improves the electrical conductivity, reduces gas content, realizes large-size ingot blank and has high qualified rate; besides, the production equipment is general, the production cost is low and the mass production can be realized more easily.

The invention discloses a cooling method and cooling equipment for carbide slag. The cooling method for the carbide slag comprises the following steps: discharging the hot carbide slag from carbonizing equipment; adding cold carbide slag to the discharged hot carbide slag; and naturally cooling the mixed hot carbide slag and cold carbide slag. The cooling method according to the invention can destroy the degree of crystallinity of the hot carbide slag in the cooling process, and form faults in the carbide slag, so that the carbide slag has loose texture and can be crushed easily, and the service life of crushing equipment can be prolonged.

The invention discloses a high-stability spiral inner cooling hole alloy bar material device. The high-stability spiral inner cooling hole alloy bar material device comprises an extruding die, a screw rod extruder, a worktable, an electric control oil cylinder, a retractable plate and a cutting tool, wherein the extruding die is arranged at the front end of the screw rod extruder; the worktable is arranged at the front end of the extruding die; the electric control oil cylinder is arranged on the extruding die; and the retractable plate and the cutting tool are arranged on the worktable and are connected with the electric control oil cylinder. By virtue of the high-stability spiral inner cooling hole alloy bar material device provided by the invention, the cooling can be accelerated, so that the rotary speed of the tool can be improved, the precision is improved, the service life is prolonged and the stability is good; meanwhile, the disadvantages of existing manual operation of cutting alloy bar materials that the labor intensity is great, the efficiency is extremely low and the operation is complicated are overcome; the effects of automatic cutting, low labor intensity, high efficiency and effective reduction of damages to human bodies are realized.

The invention relates to foaming forming mechanical equipment. The foaming forming mechanical equipment comprises a machine frame. A mold heating station, a mold output station and a mold cooling station are sequentially arranged on the machine frame from top to bottom in a layered mode. A superconducting heating plate used for heating a foaming mold is arranged in the mold heating station. The mold cooling station is internally provided with an atomizing cooling plate used for cooling the foaming mold. A mold outlet oil cylinder used for driving the foaming mold to be output is arranged on the side edge of the mold output station. The foaming forming mechanical equipment further comprises a mold exchange frame used for conveying the foaming mold, and a lifting oil cylinder used for driving the mold exchange frame to move up and down. The mold exchange frame is provided with a mold conveying motor used for conveying the foaming mold. The heating speed is greatly increased by adopting superconducting heating, the cooling speed is increased by adopting the atomizing cooling plate, the productivity is increased advantageously, the manpower can be saved, energy consumption can be reduced, and the effects that the water source recovery and utilization rate is increased, energy is saved, and the environment is protected are achieved.

The invention provides an environment-friendly melt-blown fabric production and manufacture technology. A cooling base, a traction electric roller, a net forming device, an installing frame, an extended area clearing device and a sticking device cooperate to complete operation. The technology can solve the problems that due to the fact that superfine fiber forming a net has a certain rear end, theback face is attached to a drum, only the surface is cooled through a traditional cooling manner, rapid cooling cannot be achieved easily, as a result, when being taken out, some melt-blown fabric isstill in a molten state, the cooled melt-blown fabric is attached closely to the surface of the drum, the melt-blown fabric and the drum cannot be separated easily, if forced tearing off is carried out, the melt-blown fabric cooled preliminarily deforms easily, thus the quality is influenced, and a small quantity of particular impurity is attached to the surface of torn drum easily.

The invention discloses a steam setting device for producing socks. The steam setting device comprises a device body, a servo motor, a rotating shaft, a turntable and a second bevel gear, wherein theturntable is arranged in the device body; the bottom end of the turntable is hinged with the device body; an air storage tank is arranged in the device body at the upper part of the turntable; evenlyspaced air nozzles are arranged on an outer wall of the air storage tank; a steam box is arranged at the top of the device body above the air nozzles; and the bottom end of the steam box is fixedly connected with the device body; a delivery pipe is arranged at the bottom end of the steam box; and one end of the delivery pipe extends to the inside of the air storage tank. According to the steam setting device, uniform and stable setting of socks through the steam setting device is achieved, the influence on the setting effect caused by unbalanced hot air on the surfaces of the socks is avoided,and moreover, the work efficiency of the steam setting device in use is improved.

The invention discloses a cooling method used for improving the steel coil quality. The cooling method comprises the steps that molten steel is smelted, and a plate blank is obtained; the plate blankis heated; the heated plate blank is rolled, and a steel plate is obtained; the steel plate is reeled, and a hot rolling coil is obtained; the hot rolling coil is subjected to air cooling; and finally, the rolling coil subjected to air cooling is subjected to water cooling. The air cooling procedure and the water cooling procedure are carried out in sequence, the cooling speed is quickened, the technical problem that in the prior art, the hot coil high-temperature staying time is too long is solved, and the technical effects that the acid pickling quality is ensured, acid liquor is prevented from being excessively consumed, and the hot coil surface quality stability is ensured are achieved. Compared with normal rolling without adopting the method, under the condition that during water cooling coil acid pickling, the concentration and the temperature of the used acid liquor are not changed, the acid pickling speed can be improved by 30%.

The invention aims to solve the difficult problem that an existing coffee cup is inconvenient to cool, and discloses a coffee cup with a refrigerating function. The coffee cup comprises a coffee cup body, a guide pipe, a fixed rod, a spiral spring, a fixed ring, a sleeve ring, a rotating rod and a connecting rod, wherein an airbag is fixedly arranged on the outer end of the guide pipe; a sleeve isfixedly arranged on the outer end of the fixed rod; the inner part of the spiral spring is connected with a guide rod in a sleeving way; a connecting block is fixedly arranged on the lower end of theguide rod; a rotating shaft is arranged between the fixed ring and the connecting block; a first conducting plate is fixedly arranged at the upper side of the fixed ring; a second conducting plate isfixedly arranged at the lower side of the fixed ring; a bearing is arranged at the inner part of the sleeve ring; a rotating disc is rotationally arranged on the upper end of the rotating rod; a rocking handle is fixedly arranged at the upper side of the rotating disc; a magnetic block is fixedly arranged at the lower side of the connecting rod. According to the coffee cup dislcosed by the invention, by arranging the rotating rod and a stirring block, coffee can be conveniently and uniformly stirred, so that the cooling speed of the coffee can be conveniently quickened.

The invention discloses a spray type composite hot stamping forming device, which comprises a servo motor, a transmission component, a working component, a cooling component, a guide pole and a frame, wherein a power component, the transmission component, the working component, the cooling component and the guide pole are arranged on the frame. According to a spray type composite hot stamping forming and quenching process disclosed by the invention, the process comprises the following steps: at first, a mould is arranged on a slider block and a lower pressure plate, the position of the slider block is adjusted through a limiting switch, and the position of a spray head is adjusted, so that the effluent position of cooling liquid aligns at the position of a plate material so as to reach the expectant cooling effect conveniently. According to the invention, when the device is used, high-intensity steel is placed in the mould of a transverse stamping forming machine, so that hot stamping forming is completed quickly, and through a manner of spraying the cooling liquid instantly, the formed high-intensity steel can simultaneously realize pressure maintaining and quenching.

The invention relates to an aluminum alloy processing technique, and in particular relates to a preparation technique of an aluminum alloy with a low-thickness segregation layer. The preparation technique comprises the following steps of: filling electrolytic aluminum liquid into a smelting furnace; adding aluminum ingots for cooling; carrying out on-the-spot sample ingredient analysis; regulating the temperature and adding other components; stirring electromagnetically; refining; removing dross from the surface of the aluminum liquid; carrying out the on-the-spot sample ingredient analysis, stewing and purifying the ingredients after the ingredients are qualified; refining grains; filtering the grains by a ceramic filter plate; casting a hot top by means of water cooling; checking whether a product is qualified; saw-cutting the product; homogenizing the product; and packing the product and then putting the product in storage. The preparation technique disclosed by the invention has the beneficial effects that the electrolytic aluminum liquid is directly produced into an aluminum alloy by strict control and co-action of all the steps, furthermore, the cooling speed is increased, the cooling time is shortened, the secondary re-smelting and the re-crystallization are avoided, and the grains are prevented from growing strong, so that the segregation layer is reduced, in conclusion, the invention provides a preparation method of a low-segregation-layer aluminum alloy that is low in production cost, high in environment friendlessness and benefit for development and promotion of enterprises.

The invention discloses a rapid cooling method for soybean milk. The method comprises the steps that after milk making is completed, the temperature t1 of current milk is detected; purified water is injected into the milk according to the temperature t1 and mass M1 of the milk, wherein the temperature t2 of the purified water is smaller than the temperature t1 of the milk; the mass M2 of the purified water and the mass M1 of the milk meet a preset proportional relation. Accordingly, by adding the purified water low in temperature into soybean milk which is made right now, the cooling speed ofthe soybean milk is increased, a user can drink the soybean milk as soon as possible, and the user experience is improved.

The invention discloses an engine cooling device which comprises a cylinder body, a cylinder cover, a cylinder body ring cylinder water jacket, and a water pump for pumping cooling water into an engine. A chamber for cooling water to flow through is formed between the cylinder body and the cylinder body ring cylinder water jacket; a water jacket for the cooling water to flow through is arranged onthe cylinder cover and communicates with the chamber; and a water outlet of the water pump is connected with the water jacket through a cylinder cover water inlet pipe, so that the engine is cooled from top to bottom. According to the engine cooling device provided by the invention, a cooling effect on high-heat-load parts of the cylinder cover and a nose bridge area is improved, the cracking ofthe nose bridge area is avoided, and the service life of the engine is prolonged. The invention further discloses the engine comprising the engine cooling device.

The invention belongs to the field of wine making equipment and specifically discloses a steamer for making wine. The steamer comprises a steamer body and also comprises a steam pipe, a wine storage jar and a cooling leak-proof device, wherein the cross section of the steam pipe is rectangular; the cooling leak-proof device comprises a cooling ring, a rotating shaft and a containing cavity; one end of the steam pipe is communicated with the steamer body; the other end of the steam pipe is communicated with the wine storage jar; the wine storage jar is a hydraulic cylinder; a piston in the wine storage jar is fixedly connected with a lifting rack; the two ends of the rotating shaft are rotatably connected with the inner wall of the steam pipe; the containing cavity is arranged at the upper part of the steam pipe; the containing cavity is communicated with the steam pipe; a plurality of pneumatic blades are fixedly connected with the side surface of the rotating shaft; one part of pneumatic blades is located in the steam pipe; the other part of pneumatic blades is located in the containing cavity; the cooling ring sleeves the steam pipe; the cooling ring is located on the left side of the pneumatic blades; the lifting rack is meshed with a lifting gear; the lifting gear is fixedly connected with the piston. According to the device, the problem that the wine making yield is decreased as a gap exists on the existing making steamer is solved.

The invention discloses a PH meter protection device for detecting carbon black flue gas desulfurization slurry, and relates to a PH meter electrode protection device. The PH meter protection device comprise a tank body, wherein cooling water is introduced into an interlayer of the tank body; a stirrer is arranged in the tank body, a slurry filtering device and an electrode mounting device are arranged in the tank body; a PH meter electrode and a conductivity electrode are fixed on the electrode mounting device; and data measured by means of the two electrodes are accessed to a computer and adisplay of an external DCS control room, the slurry filtering device has filtering holes, a buffer filtering cylinder is arranged outside the electrode mounting device, a cooling water pipe is arranged around the buffer filtering cylinder, a cleaning water access device is arranged above the tank body, and a sewage draining exit is arranged at the bottom part of the tank body. The PH meter protection device is simple in structure, can perform buffering, filtering and cooling on the detected slurry for multiple times, reduces the impact force of the slurry on the PH meter electrode to the maximum extent, lowers the temperature of the detected slurry, prolongs the service life of the PH meter electrode, reduces the production cost of frequent electrode replacement of an enterprise, meanwhile, can detect the conductivity of the detected slurry, and saves manpower and operation time.

The invention relates to a zoning temperature control drum for microstructure replication, provided with a drum body and an end cover. The circumference of the zoning temperature control drum for microstructure replication is divided into two or more zones, the drum body in at least one zones is provided with one or more drum heating devices for heating the drum body in the zone, and the drum body has different surface temperatures in different zones. The zoning temperature control drum for the microstructure replication is also provided with a drum body driving mechanism for driving the drumbody to rotate around a central line of the drum body, and the drum body heating device does not rotate relative to the central line of the drum body. The zoning temperature control drum for the microstructure replication can be used to produce accurate-shape sheets with microstructures, increase the cooling speed of the material and shortening the production cycle.

The invention discloses a water-cooled cooling device for processing a fermented feed, and belongs to the technical field of feed processing. The device comprises a tank body; the tank body is a hollow cylinder; the interior of the tank body is a cooling cavity; an upper cover is arranged at the top opening of the cooling cavity; the upper cover is fixedly connected to the tank body through mutualscrewing of bolts and nuts; a feeding pipe, a stirring motor and a heating drawing device are arranged on the upper cover; the feeding pipe is arranged on the left side of the upper cover; the feeding pipe communicates with the cooling cavity; the stirring motor is fixedly arranged at the center of the upper end of the upper cover; the output shaft of the stirring motor is connected to a stirringdevice; the other end of a scraping rotating shaft is fixedly connected to a scraping plate; a discharge pipe is arranged at the bottom end of the tank body; the discharge pipe communicates with thebottom of the cooling cavity; and a discharge baffle is arranged on the discharge pipe. The device is reasonable in structure design, and flowing cold water is utilized to take away the heat of fermented feed, and the auxiliary stirring device carries out cooling treatment on the feed, so that the rapid cooling of the fermented feed is facilitated.