122 results about "Vacuum cooling" patented technology

The utility model discloses a vacuum cooling temporary storage mechanism and thin film deposition equipment, and relates to the technical field of semiconductor equipment. The vacuum cooling temporary storage mechanism comprises a temporary storage bin, a sealing gate valve, a storage box, a vacuumizing assembly and a cooling module. The vacuumizing assembly is connected with the temporary storage bin, the storage box is arranged in the temporary storage bin, the temporary storage bin is provided with a conveying opening, the sealing gate valve is used for closing or opening the conveying opening, the cooling module is connected with the temporary storage bin, and the cooling module is used for cooling the temporary storage bin. Compared with the prior art, the vacuum cooling temporary storage mechanism provided by the utility model adopts the vacuumizing assembly connected with the temporary storage bin and the sealing gate valve mounted in the temporary storage bin, so that the cleanliness of the temporary storage bin can be ensured, the temporary storage bin is prevented from being influenced by the transmission bin, gas in the temporary storage bin can be directly pumped out, and the service life of the temporary storage bin is prolonged. And heat emitted by the wafer is rapidly taken away, and the cooling efficiency is high.

The invention belongs to the technical field of pipe manufacturing, and particularly relates to a manufacturing method of a surface-traceless water supply steel wire mesh reinforced polyethylene composite pipeline, which comprises the following steps: core layer extrusion molding, core layer vacuum cooling shaping, steel wire winding, outer layer PE raw material covering, internal pressure sizing and gradient cooling, code spraying, cutting and sealing. The gradient cooling is divided into three stages of cooling, the first stage is pre-cooling shaping and warm water spraying pre-cooling, shock cooling hardening of the surface of a melt is avoided, meanwhile, internal pressure sizing is conducted on the pipe, the pipe wall is made to be tightly attached to a sizing sleeve through internal air pressure, and concave-convex marks of the steel wire mesh composite pipe are eliminated; gradient cooling is adopted in the second stage, multi-stage water tank segmented cooling is adopted, and the temperature of each stage of water tank is adjusted; and the third stage is post-cooling treatment, low-temperature aerial fog cooling is adopted to further eliminate internal thermal stress, and the temperatures of the first stage, the second stage and the third stage are gradually reduced. The melt flow stress can be eliminated, the crystallization rate is controlled, the internal thermal stress is eliminated, and the pipe quality is ensured.

The vacuum cooling box comprises a box body, the lower end of an inner cavity of the box body is fixedly connected with a partition plate, the right end of the top of the partition plate is fixedly connected with a waterproof motor, an output shaft of the waterproof motor is fixedly connected with a gear, and the outer surface of the gear is connected with a gear ring in a meshed mode. A plurality of hollow rods distributed at equal intervals are fixedly connected to the inner side of the gear ring, a plurality of nozzles distributed at equal intervals are arranged on the inner sides of the hollow rods, a hollow plate is fixedly connected to the right ends of the outer surfaces of the hollow rods, a connecting plate is fixedly connected to the left ends of the outer surfaces of the hollow rods, and supporting legs are fixedly connected to the periphery of the bottom of the box body. First through holes are formed in the left side and the right side of the inner surface of the box body. Through the connecting plate, the hollow plate, the hollow rod, the gear ring, the gear, the waterproof motor, the spray head, the second bearing, the first bearing, the partition plate and the pump, the purpose of uniformly cooling the plastic pipe can be achieved.

The invention relates to the technical field of tool surface functional coatings, in particular to a wear self-monitoring superhard wear-resistant gradient reinforced coating and a preparation method thereof.The coating comprises a metal substrate, a high-entropy wear-resistant layer, a color layer and a transition layer, and the outer layer is a top high-entropy wear-resistant layer; the high-entropy wear-resistant layer is composed of Ti / Al / Zr / Si / Mo-N, and the hardness gradient of the high-entropy wear-resistant layer is 35-55 GPa; the color layer is of an AlTiN / Si (Ti) double-layer structure and has a multicolor structural color, and the hardness of the color layer is 20-35 GPa; the transition layer is a component gradient system. The preparation method adopts multi-target magnetron sputtering, and comprises the steps of substrate pretreatment, layered deposition (wear-resistant layer / color layer / transition layer), top layer deposition and vacuum cooling. By means of the design, the problems that an existing coating lacks self-monitoring, the hardness gradient is narrow, and interlayer stripping is prone to occurring are solved, abrasion visual monitoring is achieved, super-hard abrasion resistance and high binding force (larger than or equal to 85 N) are achieved, different cutting working conditions are adapted, and the service life of a cutter is greatly prolonged.

The invention relates to the technical field of casting machining devices, in particular to a casting device for casting production, which comprises a base and further comprises a vacuum tank mounted on the base and communicated with a vacuumizing mechanism; the two output ends of the mold closing mechanism penetrate through and extend into the vacuum tank in a sealed mode, are correspondingly connected with an upper mold and a lower mold and are used for controlling mold closing of the two molds; and the cold crucible induction melting mechanism is communicated with the side part of the vacuum tank. While the cold crucible induction melting mechanism is cooled, the vacuum pumping mechanism is matched, synchronous vacuum cooling treatment is conducted on the two molds in the vacuum tank, and the cooling speed and uniformity of the molds are improved; and through the driving motor, the closed mold rotates in a reciprocating manner, so that a complex structure and a thin-wall part in a cavity can be filled with molten metal, cooling water in a heat dissipation cavity is quickly diffused, the speed of pumping water vapor out of a vacuum tank is increased, and the casting speed is increased.

The invention provides a cold spraying system and method for submicron and nano powder deposition, belongs to the technical field of cold air power spraying, and aims to solve the technical problems of poor powder fluidity, low deposition efficiency and high-temperature deformation of a metal substrate. The cold spraying system comprises a high-pressure gas generating device, a heating device and a jet spraying device which are connected in sequence, and further comprises a spraying liquid storage tank which is connected with the jet spraying device through a pipeline. Jet flow sprayed by the jet flow spraying device is deposited on the receiving device; the problem of poor flowability of submicron and nano powder is effectively solved, the phenomena of powder agglomeration and blockage are avoided, it is ensured that the powder is uniformly dispersed in suspension liquid, stable powder feeding is achieved, meanwhile, liquid nitrogen can serve as carrier gas after being gasified, the gas pressure in a spraying pipe is improved, and the powder acceleration capacity is enhanced. In addition, the vacuum not only is favorable for reducing the influence of shock waves on the deposition efficiency of the nanopowder, but also can realize the vacuum cooling effect on the substrate.

The invention discloses sweet potato distillation type dehydration equipment and method.The sweet potato distillation type dehydration equipment structurally comprises a vacuum cooling box, a vacuum connecting pipe, a guide pipe, a sealing door, a conveying channel, a sweet potato frame, a distillation furnace, a sugar attaching frame and a connecting channel, the connecting channel is connected between the vacuum cooling box and the distillation furnace for connection, and the vacuum connecting pipe is fixed to the upper surface of the vacuum cooling box; the guide pipe is installed at the upper end of the distillation furnace, the four sealing doors are installed on the two sides of the vacuum cooling box and the two sides of the distillation furnace respectively, the sweet potato frame is assembled on the conveying channel to move, and the sugar attaching frame is assembled in the distillation furnace and is detachable. The arc rods are dynamically attached to the surfaces of the sweet potatoes under the continuous elastic tension action of the high-temperature-resistant springs to form gradual wrapping support, non-uniform shrinkage in the dehydration process is effectively restrained, and excessive curling and hard core forming of the sweet potatoes are prevented.

The invention discloses a high-transmittance laser welding reinforced PC / PBT composite material and a preparation method thereof, and belongs to the field of high polymer material modification. The composite material comprises the following nine components in parts by weight: 35-45 parts of PBT resin, 15-25 parts of siloxane copolymerized bisphenol A type PC resin, 20-28 parts of rectangular cross section glass fiber, a compound crystallization accelerator, an ester exchange inhibitor and the like. The preparation method comprises the ten steps of raw material pretreatment, premix preparation, twin-screw melt blending, electrode treatment, vacuum cooling die-casting forming and the like, electrode treatment is introduced into the core to eliminate internal stress, and vacuum cooling die-casting controls crystallization. According to the scheme, through cooperation of the low-light-absorption black powder, the rectangular glass fibers and multiple processes, the laser light transmittance of the material is larger than or equal to 25%, the warping degree is smaller than 20 micrometers, the mechanical property is stable, the material is suitable for laser welding precision parts in the fields of automobiles and electronics, and the problems that an existing material is low in light transmittance and prone to warping are solved.

The utility model belongs to the technical field of silicone oil fraction purification processing, and discloses a vacuum cooling device for silicone oil molecular distillation, which comprises a vacuum condensation cavity, a cooling coil is arranged in the vacuum condensation cavity, a cooling liquid circulating device is arranged on one side of the vacuum condensation cavity, and a cooling liquid outlet is formed in the other side of the vacuum condensation cavity. The cooling coil penetrates through the side wall of the vacuum condensation cavity and is in sealed connection with a cooling liquid circulating device, the top and the bottom of the vacuum condensation cavity are both in sealed connection with three-way sealing joints, and the vacuum condensation cavity flows out of a vacuum negative pressure pipeline and a steam output pipeline through the top portions of the three-way sealing joints. The device is compact and reasonable in structural design, high-temperature silicone oil steam molecules can be cooled, impurities and low-molecular silicone oil in the high-temperature silicone oil steam molecules can be condensed and separated, the condensation efficiency of the device is high, the condensation temperature control precision is high, and the device is suitable for large-scale production. And the production efficiency and the production quality can be greatly improved.

To provide a technique for suppressing an increase in size of a device even when washing a processing tank using hot washing water.SOLUTION: A vacuum cooling device 10 includes: a processing tank 12 having an internal space SP where a cooled object is arranged; a vacuum device 14 using water and vapor for sucking gas from the internal space SP; and a vapor supply path 40 for supplying vapor into the vacuum device 14; a water supplying path 56 for supplying water to the vacuum device 14; and a washing device 18 for supplying washing water to the processing tank 12. The washing device 18 has: a water passage 112 branching from the water supply path 56; and a vapor passage 114 branching from the vapor supply path 40, and generates hot washing water using the water from the water passage 112 and the vapor from the vapor passage 114.SELECTED DRAWING: Figure 1

The invention discloses a fluid vacuum cooling method based on critical shear rate control. The fluid vacuum cooling method comprises the following steps: placing a fluid material in a rotationally symmetrical vacuum cavity with a material container; establishing a vacuum environment, and enabling the ultimate vacuum pressure in the vacuum cavity to be lower than the saturated vapor pressure corresponding to the target cooling temperature; stirring the fluid material to form a water directional migration channel pointing to the surface from the interior of the material; the stirring shear rate gamma is controlled to be larger than or equal to the critical shear rate gamma crit, a pressure shell layer in fluid is destroyed, an evaporation area is transferred to the surface from the interior of a material, and splashing is fundamentally restrained; and meanwhile, centrifugal backflow of splashing liquid drops is realized by adopting a rotary symmetrical vacuum cavity. Therefore, the splashing of fluid vacuum cooling is greatly reduced, the vacuum cooling time is shortened, and the cooling efficiency is greatly improved.

The invention discloses a method for magnetic field assisted vacuum cooling of a high-temperature flour product and application thereof, and the method comprises the following steps: the flour product is placed in a magnetic field assisted vacuum cooling environment for cooling treatment, the magnetic field is a static magnetic field, the magnetic field intensity is set to be 0.1-5T, the vacuum degree is set to be 0.1-2kPa, and in the cooling treatment process, the magnetic field intensity is set to be 0.1-5T, and the vacuum degree is set to be 0.1-2kPa; and the center temperature of the flour product is reduced from 50-100 DEG C to 0-30 DEG C. According to the magnetic field assisted vacuum cooling method, the problems of water loss and mass loss in the vacuum cooling process of the high-temperature flour products are solved, the food quality is improved, and the method is easy to operate, low in cost and remarkable in benefit and shows wide application prospects in the field of precooling and preservation of the high-temperature baked or cooked flour products.

The invention discloses a preparation method of a low-temperature plasma plating and permeating modified layer on the surface of a metal mold. The preparation method comprises the following steps: S1, precise pretreatment of a base body: sequentially carrying out mechanical grinding and polishing and ultrasonic cleaning on the base body, and then drying and putting the base body in a vacuum chamber; s2, plasma activation: after vacuumizing, introducing mixed gas of argon and hydrogen, generating glow discharge under the action of a pulse power supply, and performing sputtering activation on the surface of the substrate; s3, gradient transition layer plasma deposition is conducted, specifically, a pulse direct-current plasma source is adopted, a Ti target and a Cr target serve as sputtering sources, and a transition layer with components changing in a gradient mode is prepared; s4, plating and permeating a multi-element synergistic functional layer: preparing the functional layer by adopting a radio frequency-pulse direct-current composite plasma source, namely a Ti target, a Cr target, a Si-Al alloy target and a rare earth element target through synergistic sputtering; and S5, post-treatment optimization: performing vacuum cooling to room temperature after low-temperature annealing treatment to obtain a final modified layer. The permeation modified layer prepared by the method has high binding force, high hardness, high wear resistance and salt spray corrosion resistance.

This invention proposes a processing production line and method for baked goods, integrating the baking process and the cleaning and reuse of containers into a single production line, forming a fully closed-loop automated operation. This eliminates the need for manual handling and waiting, reducing labor intensity and avoiding hygiene risks. Simultaneously, a vacuum cooling device rapidly cools the baked goods, reducing cooling time from several hours to just a few minutes, improving cooling efficiency and accelerating production line turnover. For container cleaning, the containers are first inverted and then fed into a tunnel-type cleaning machine, allowing the cleaning water to directly wash the inner walls. Combined with a multi-section gradient cleaning process, food residue, grease, and burnt particles are removed. After air drying, residual moisture is prevented from breeding bacteria. The cleaning and sterilization effect is superior to traditional manual scrubbing and ordinary single-process cleaning equipment, improving hygiene and safety levels.

The invention discloses distillation equipment for white spirit production, which comprises a rack, a distillation retort mounted on one side of the top of the rack, a sealing cover mounted on the top of the distillation retort, a steam pipe mounted on the top of the sealing cover, a three-way pipeline connected to the output end of the steam pipe, and switch valves mounted on the output ends of the two sides of the three-way pipeline. The output ends of the switch valves are connected with stainless steel corrugated hoses, the output end of the stainless steel corrugated hose on one side is connected with a steam regeneration mechanism, the output end of the steam regeneration mechanism is connected with a segmented temperature control condensation mechanism, and the output end of the segmented temperature control condensation mechanism is connected with a collecting mechanism. The output end of the stainless steel corrugated hose on the other side is connected with a vacuum cooling device, one side of the distillation retort is connected with a steam input pipe, and the input end of the steam input pipe is connected with an external steam generation unit.

The invention discloses special sandwich jam for a high-pulp-content single-fruit wafer biscuit and a preparation method of the special sandwich jam, and belongs to the field of food processing. The total weight of the jam is 100 parts by weight, the jam comprises a core single fruit component (55-68 parts, the proportion is larger than or equal to 50%), a general functional component (6.7-9.05 parts) and a seasoning and stabilizing component (15.39-22.06 parts), the general functional component comprises a broad-spectrum color-protecting lock structure system, a general water-locking colloid combination and a standardized interface modifier, and the general problem of high pulp addition of different fruits can be solved. The preparation method adopts a standardized process of universal pretreatment, low-temperature vacuum fresh-locking decoction, standardized interface modification and homogenization, and gradient vacuum cooling and shaping, and core parameters do not need to be adjusted due to fruit categories. Compatibility of various fruits such as berries, stone fruits and kernel fruits is achieved, the jam is free of browning and layering, the content of free water is smaller than or equal to 3%, the brittleness keeping period after wafer biscuits are sandwiched reaches 45 days, the breaking strength is larger than or equal to 28 N, the flavor retention rate is larger than or equal to 85%, the industrial production efficiency is improved by 40% or above, and the product quality is stable and consistent.

The vacuum cooling device comprises a sizing sleeve, a vacuum cooling box, a water segregator, a refrigerating machine and a water pump, a supporting structure used for supporting the pipe is arranged in the vacuum cooling box, a stainless steel pipe is arranged at the preset position below the pipe, one end of the stainless steel pipe is sealed, and the other end of the stainless steel pipe is sealed. Fan-shaped nozzles are evenly installed on the stainless steel pipe at preset intervals, and openings of the fan-shaped nozzles face the pipe. A water pump and a water pressure control valve are further arranged on a communicating pipeline between the first outlet of the water segregator and the stainless steel pipe. Through the arrangement of the pipe soaking and spraying cooling process, more uniform cooling of the periphery of the pipe is achieved, fan-shaped water flow is formed through the spraying process, bubbles on the surface of the pipe are effectively removed, the phenomena of pits and unevenness on the surface of a product are prevented, the ovality effect of the product is better, and the product quality is remarkably improved.

A method and apparatus for evaporative cooling of materials within a vacuum chamber by maintaining a controlled partial pressure environment. The method involves sealing material inside a chamber, reducing the internal pressure using a vacuum pump, and simultaneously introducing external gas—such as ambient air, nitrogen, or inert gases—into the chamber. A constant partial pressure is maintained by balancing the gas input and vacuum pump operation, allowing for efficient evacuation of vaporized liquid without recondensation. The system can operate with either constant or variable flow rates for both gas input and vacuum pumping, depending on desired cooling conditions, chamber size, and material characteristics. The apparatus includes a sealable vacuum chamber, at least one external gas inlet, and a vacuum pump configured to sustain the target partial pressure.

The invention discloses a refrigeration-free vacuum cooling method based on double-threshold control. The refrigeration-free vacuum cooling method comprises the steps that the steam temperature # imgabs0 # and the pressure # imgabs1 # of an outlet of a vacuum cabin are monitored in real time; a temperature threshold value # imgabs2 # and a roots pump pressure threshold value # imgabs3 # are set; when # imgabs 4 # or # imgabs 5 # is met, the steam is directly communicated with the condenser through a bypass pipeline; when the requirements of # imgabs 6 # and # imgabs 7 # are met, steam is compressed through a roots pump and then enters a condenser; the condenser utilizes an environment cold source to dissipate heat, and condensed gas is discharged out of the system through the backing pump set. According to the invention, the equipment investment is saved, the use of a compression refrigeration system and Freon is omitted, the energy consumption of the system is greatly reduced, the cooling efficiency of the system is higher, and the equipment is more reliable.

The invention discloses an intelligent marinated pig trotter MES (Manufacturing Execution System) with collagen directionally recombined and a use method thereof. The intelligent marinated pig trotter MES comprises an intelligent marinated pig trotter production machine, an edge computing gateway, a conveyor belt and an MES control center, the production process data of unfreezing, singeing, cleaning, cutting, protein recombination, cooling, packaging and sterilization are synchronously displayed in real time through digital twinning, an intelligent adjustment plan is adopted, and the collagen recombination process is increased; empirical formulas of unfreezing duration, singeing duration, cleaning duration, cutting speed, collagen recombination working duration, marinating duration, vacuum cooling duration, vacuum packaging speed and sterilization duration are used, according to the latest production task, PLC parameters in the production process are planned, calculated and determined, and the optimal production target and quality target of the marinated pig trotter are achieved.

The present disclosure relates to a method for producing bibim rice buns with excellent binding strength, more particularly, to a method for producing bibim rice buns having excellent binding strength, and retaining its complete shape, of which main and minor ingredients are not get loose during an additional secondary cooking because the outside is grilled, by inputting the pregelatinized waxy corn starch in a stir-frying stage and a mixing stage in the manner of divisional input so as to reinforce the biding strength, vacuum cooling bibim rice buns until a material temperature of ingredients reach 30 to 40° C. in a cooling stage, and heat treating the bibim rice buns in an oven cooking stage by drying with hot air in a first trial and grilling in a second trial.

The utility model discloses a DMT cooling crystallization system, which comprises an ester exchange reaction kettle, a DMT crystallization tank and a DMT slurry storage tank, an outlet is arranged at the bottom of the ester exchange reaction kettle, an outlet pipeline at the bottom of the ester exchange reaction kettle is connected to the DMT crystallization tank, a material circulation line is arranged on the side surface of the DMT crystallization tank, a vacuum treatment line is connected to the top of the DMT crystallization tank, and an outlet is arranged at the bottom of the DMT crystallization tank. The DMT crystallization device is reasonable in structural layout, a series of process steps such as output of mixed liquid containing DMT components, vacuum cooling crystallization and output and storage of suspended slurry can be completed in sequence, a material circulation line is designed to replace a stirring mechanism in an existing DMT crystallization tank, and the DMT crystallization device is simple in structure, convenient to operate and high in practicability. Key equipment of the system is optimized, and the system has the advantages of simplifying the equipment structure and reducing the equipment failure rate.

The present invention discloses a cocoon cooking process of a micro-pressure cocoon cooking machine, which is provided with an infiltration process, a drainage process, a water discharging process, a steaming process, a vacuum cooling process, a vacuum adjustment water absorption protection process and an alarm cocoon discharging process. The infiltration process section adopts a vacuum infiltration method to absorb water into the cocoon cavity to moisten the cocoon layer. Four infiltration time sequences are provided, wherein T1 starts the electromagnetic valve F1, the electromagnetic valve F5, the electromagnetic valve F16 and the water ring vacuum pump, and the water ring vacuum pump is vacuumed. When the vacuum degree of the main tank reaches After reaching the limit, continue to evacuate the main tank for 20 seconds; T2, by controlling the water ring vacuum pump, solenoid valve F1, solenoid valve F5 and solenoid valve F12, realize vacuuming the main tank and letting in permeate water, and end when the liquid level in the main tank reaches the upper edge of the main tank sight glass; T3, by controlling the water ring vacuum pump, solenoid valve F1 and solenoid valve F5, complete the water ring vacuum pump to continue evacuating the main tank in 30~50 seconds to extract the residual air in the main tank; T4, by controlling the solenoid valve F4, complete the main tank re-pressurization in 20~30 seconds.

The invention discloses a vacuum cooling disc suitable for a slightly warped wafer, which comprises a vacuum cooling disc assembly, the vacuum cooling disc assembly comprises a vacuum cooling disc main body, and the upper surface of the vacuum cooling disc main body is sequentially provided with a first vacuum groove, a second vacuum groove and a third vacuum groove from inside to outside. The vacuum cooling disc main body is provided with a first air pipe, a second air pipe and a third air pipe which are communicated with the first vacuum groove, the second vacuum groove and the third vacuum groove respectively; the vacuum cooling disc main body is provided with a first air pipe joint, a second air pipe joint and a third air pipe joint at the first air pipe, the second air pipe and the third air pipe respectively; a water channel is formed in the bottom of the vacuum cooling disc body. According to the vacuum cold disc device, uniform adsorption of the wafer can be realized, and when the slightly warped wafer is cooled, the poor process effect caused by non-uniform contact with the disc surface is improved, and the vacuum cold disc device can adapt to wafers with different sizes through different circles of vacuum ports with different sizes.

The invention relates to a method and a system for pretreating low-concentration organic wastewater, and the method is characterized in that organic wastewater subjected to homogenization treatment is subjected to flotation treatment, so that suspended matters in the organic wastewater can be efficiently removed; the organic wastewater subjected to flotation treatment is subjected to organic matter removal treatment in the vacuum cooling unit, so that organic matters in the organic wastewater can be efficiently removed. Moreover, compared with the prior art, the method disclosed by the invention has the advantages that the process for treating the organic wastewater is relatively short in flow, simple and convenient to operate and relatively high in adaptability.

The utility model relates to a detector for measuring the fluctuation change of the wall thickness of a pipe, which is arranged between a pipe vacuum box and a pipe cooling water tank. The detector comprises a temperature sensor used for measuring the temperature of a pipe, a master control circuit board electrically connected with the temperature sensor, and an alarm electrically connected with the master control circuit board, the temperature sensor detects the temperature of the pipe and transmits the temperature information of the pipe to a master control circuit board MCU, and the alarm is electrically connected with the master control circuit board. The master control circuit board MCU controls the alarm according to temperature information of the temperature sensor, the detector is located on the outer side of the pipe outlet section of the vacuum box, the temperature sensor detects the temperature of a pipe after the pipe is subjected to vacuum cooling forming, and when the difference between the detected temperature value of the pipe and the process set temperature value is large, the alarm gives an alarm. After alarming, whether the machine is abnormal or not can be detected manually, or the traction speed of the traction machine and the speed of a vacuum box circulating water pump are adjusted.

The invention relates to a vacuum cooling device (1, 1', 1'') comprising at least one first vacuum cooling chamber (A - D), which, in a closed state, can be evacuated to a first pressure level lower than an ambient pressure of the vacuum cooling device (1, 1', 1'') for vacuum cooling a product (P) accommodated therein, and at least one second vacuum cooling chamber (B) arranged immediately downstream of the first vacuum cooling chamber (A) in the transport direction (T), within which, in the closed state, either a second pressure level lower than the first pressure level of the first vacuum cooling chamber (A) can be generated or within which a second pressure level corresponding at most to the ambient pressure of the vacuum cooling device (1, 1', 1'') is enclosed, wherein the first vacuum cooling chamber (A) and the second vacuum cooling chamber (B) can be connected to one another to establish pressure equalization (K, K', K'') of the first pressure level and the second pressure level.Furthermore, the invention relates to a method for vacuum cooling of products (P).

The utility model relates to the technical field of energy-saving glass substrate cooling devices, in particular to an energy-saving glass substrate cooling device based on a vacuum cooling technology. The vacuum box comprises a vacuum box body, a vacuum cavity is formed in the vacuum box body, a plurality of supporting plates are arranged in the vacuum cavity in a linear array mode, clamping pieces moving relatively are arranged above the supporting plates, and the clamping pieces are used for clamping and fixing glass substrates of different sizes. According to the glass substrate clamping device, the clamping pieces are used for clamping and fixing glass substrates of different sizes to adapt to the glass substrates of different sizes, the clamping requirements of the glass substrates of different specifications can be met by adjusting the positions or the clamping degrees of the clamping pieces, the universality and the flexibility of the device are improved, and the production efficiency is improved. And the glass substrate is ensured not to displace or shake due to factors such as vibration, airflow and the like, so that the uniformity and consistency of the cooling process are ensured.

The invention discloses a vacuum cooling water tank, and relates to the field of plastic pipe production, the vacuum cooling water tank comprises a cold water tank, a plurality of cooling water pipes are installed in the cold water tank, a plurality of nozzles are arranged on the cooling water pipes, an auxiliary spraying mechanism is arranged between the nozzles and the cooling water pipes, and an auxiliary scattering mechanism is arranged on one side of each nozzle. When the spray head sprays water, the auxiliary spraying mechanism is utilized to drive the spray head, the spray head reciprocates on the auxiliary spraying mechanism, the spray head can spray water on the pipe more uniformly, and when the auxiliary spraying mechanism drives the spray head to move back and forth, the spray head drives the auxiliary scattering mechanism, and the auxiliary scattering mechanism further scatters the water sprayed by the spray head. Therefore, the spraying range of the spray head can be widened, the contact range of cooling water and the pipe is widened, the pipe cooling uniformity is further improved, the possibility of deformation of the pipe due to non-uniform cooling is reduced, and the pipe production quality is improved.

The invention relates to the technical field of marinating and boiling cooling equipment, and provides high-temperature marinating and boiling and vacuum cooling integrated equipment which comprises a marinating and boiling pot, a steam pipe at the top and a cart, the seasoning pools are located between the adjacent marinating and boiling pots, pumping and draining pipes for recovering brine are arranged on the sides, close to the seasoning pools, in the marinating and boiling pots, brine recycling is achieved, material consumption and energy consumption are reduced, a marinating and boiling vehicle is arranged in the cart, and residues during brine recovery are prevented through a guide slope at the bottom of the marinating and boiling vehicle. Brine can be directly recycled after marinating and boiling, then vacuum cooling is conducted, the two functions supplement each other, the input cost of multiple times of marinating and boiling can be controlled, food can be directly packaged after being taken out of a pot, secondary pollution of the food is avoided, and the food quality is guaranteed; in addition, the influence on workers caused by overmuch hot air in the pot can be avoided, and the use in production and processing operation is facilitated.