125results about How to "Evenly cooled" patented technology

The invention discloses a two-box type impact testing box. A hanging basket between a high-temperature box and a low-temperature box is moved to transfer a test sample and a room-temperature box does not need to be arranged, so that the defrosting time can be shortened, the consumption of electric quantity is reduced and the testing cost is saved; inner walls of the high-temperature box and the low-temperature box are respectively provided with a heating device and a refrigerating device; the circulation of air flow is driven by an impeller; the air flow rapidly and circularly flows to realize the effect of rapidly heating the test sample or refrigerating the test sample; an impeller, one heating device, an evaporator, a regenerator and the like are all located on the side wall of the high-temperature box or the low-temperature box; a motor drives the impeller to rotate to drive the air flow to flow in the front and rear direction of the box body; the air flow can rapidly flow and the distribution of the air flow is uniform so as to reduce the formation of frost and realize a long-time defrosting-operation-free circulating continuous test; a driving device for moving the hanging basket is arranged in a refrigerator cabinet rather than in the low-temperature box, so as to avoid influences on the driving device by the low temperature and rapidly move the hanging basket; the safety is high.

The invention belongs to the technical field of refrigeration, and particularly relates to a refrigerant compressor oil circulation rate measuring and testing device based on intermiscibility. The device comprises an oil separation assembly which is provided with an oil outlet end and a refrigerant outlet end, the refrigerant outlet end is at least communicated with a compressor air suction port end at least through a condenser, a liquid storage device and an evaporator to form a refrigerant loop, the oil outlet end is communicated with a compressor air suction oil return port to form an oil circulation loop, and flow meters are arranged on the oil circulation loop and the refrigerant loop. The device further comprises a refrigeration assembly, and liquid supply temperature of the refrigeration assembly is lower than the highest two-phase separation temperature of a refrigerant and refrigerator oil. The device improves work efficiency of a whole oil circulation system, meanwhile, values measured by the flow meters on the loops are more accurate, and finally precision of oil circulation flow rate measurement data of a refrigerant compressor is guaranteed.

The invention belongs to the field of metallurgy casting and smelting, and particularly discloses a thermal shock resistant ceramic tube mold and a preparation method thereof. The thermal shock resistant ceramic tube mold comprises an inner ceramic tube mold, wherein an outer steel-made tube mold layer sleeves the outer side of the inner ceramic tube mold; a self-flowing thermal-resistant casting material is filled between the inner ceramic tube mold and the inner ceramic tube mold; the inner ceramic tube mold is made of the following raw materials in percentage by weight: 40-50% of carbon silicon micro powder, 20-25% of silicon powder, 20-25% of primary aluminum nitride powder, 2-5% of graphite micro powder, 2-3% of zirconium oxide micro powder, 0.5-1% of yttrium oxide micro powder, 0.2-0.5% of absolute ethyl alcohol and 3-4% of an adhesive. The thermal shock resistant ceramic tube mold is high in pressure resistance, good in breaking strength, good in high temperature corrosion resistance and long in service life; when nodular cast iron tubes are produced by using the thermal shock resistant ceramic tube mold, the production procedures can be reduced, the energy is saved, the equipment maintenance expense is reduced, and the production cost is lowered, so that the nodular cast iron pipe thermal shock resistant ceramic tube mold has great significance for the metallurgy tube industry and has wide application prospect and popularization values.

The invention discloses a device integrating cold accumulation and heat accumulation. The device integrating cold accumulation and heat accumulation comprises an energy accumulation tank body. The energy accumulation tank body is internally provided with a heat pipe temperature equilibrium heat exchange device, an upper water distributor and a lower water distributor. The upper water distributor is arranged on the upper portion of the energy accumulation tank body, and the lower water distributor is arranged on the lower portion of the energy accumulation tank body. According to the device integrating cold accumulation and heat accumulation, the energy accumulation tank body is internally provided with the heat pipe temperature equilibrium heat exchange device, the process of cold accumulation and cold release and the process of heat accumulation and heat release can be achieved, and temperature equilibrium refrigeration and temperature equilibrium heating can be conducted on a mediuminside the energy accumulation tank body; and meanwhile, the energy accumulation tank body is internally provided with the upper water distributor and the lower water distributor, and the medium inside the energy accumulation tank body is further heated or cooled uniformly. In addition, under the same cold supply and heat supply external condition, the device integrating cold accumulation and heataccumulation and a corresponding cold accumulation and heat accumulation system thereof are smaller in occupied area, lower in initial investment, higher in operating efficiency, longer in service life and more convenient to maintain.

The invention belongs to the field of wine making equipment and particularly relates to an alcohol distillation device convenient for loading and unloading fermented grains. The alcohol distillation device comprises three distillation devices and a collection tank, wherein the three distillation devices are connected in series; an extrusion unit is used for extruding the fermented grains into thedistillation devices; a distillation cylinder is fixed on the inner surface of a side plate I through a mounting plate I; when the distillation devices are used for distilling the fermented grains, aninterlayer I is filled with steam, the humidity in the fermented grains in the distillation cylinder is increased, an upper base plate I and the side plate I are driven to move in the vertical direction through the stretching and shrinking of a pressure bar, and a first base plate I is driven to rotate by a motor through a rotating shaft and is cooperated with a baffling cover so as to convey thefermented grains back to a recycling box; and an air inlet is used for conveying air to a distillation unit, so as to discharge the fermented grains from the distillation unit. The alcohol distillation device is mainly used for automatically loading and unloading the fermented grains, the alcohol distillation efficiency can be improved, and the production cost can be lowered.

The invention belongs to the iron oxide pigment production technical field, discloses a stirrer for preventing raw material adhesion, and is used for solving the problem of easy adhesion of conventional stirrer pigments on the stirrer inner wall. The stirrer comprises a kettle body; a discharge port is formed in the lower part of the kettle body, and a feed port is formed in the upper part of the kettle body; the kettle body is provided with a stirring shaft driven to rotate by a drive motor; a lower section of the stirring shaft is connected with stirring blades; the kettle body comprises an inner shell; the inner shell is provided with a cavity; the periphery of the inner shell is sleeved with an outer shell; a vacuum cavity body is formed between the outer shell and the outer wall of the inner shell; the cavity body is internally provided with a work liquid, and the inner wall of the cavity body is provided with a liquid absorbing core; the shell body of the outer shell is sleeved with an electric heater; the electric heater is connected with an external power source; the inner shell is provided with a water filling port and a water outlet which communicate with the cavity.

The invention discloses an ice cream production method and an ice cream machine. After entering the ice cream machine from a feeding pipe, ice cream is congealed through a refrigerant; the ice cream is treated orthogonally by two different groups of ultrasonic waves, namely the ice cream starts to be nucleated for 3 minutes when the material temperature is negative 1 DEG C-negative 3 DEG C along with the ultrasonic action intensity being 0.8-1 W / cm<2> and the total power being 230 W; and the ice cream starts to perform phase transition when the material temperature is negative 3 DEG C-negative6 DEG C along with the ultrasonic action intensity being 1-1.2W / cm<2>, the total power being 250W and the ultrasonic treatment time being 12 minutes. Air is introduced into the freezing cavity through an air compressor and is mixed with raw materials of ice cream, orthogonal double-frequency ultrasonic wave can assist congelation, so that the cavitation effect is remarkable, the ice cream congelation efficiency is remarkably improved, the formed ice crystals and bubbles are smaller but distributed more uniform, a secondary sterilization effect is formed, and the taste and quality of the ice cream are better.

The invention provides an internal structure of a furnace body. The internal structure comprises a liner; chamber bodies of the liner are connected with a partition plate; the partition plate is usedfor dividing the liner into at least two chamber bodies; one chamber body is a working chamber; an internal rolling wheel mechanism is arranged inside the working chamber; a workpiece is placed on theinternal rolling wheel mechanism; and a fan is arranged at one side of the liner. On one hand, the internal structure provided by the invention can realize uniform heating or cooling of the workpiece; and on the other hand, the inside of the liner is made from a high temperature resisting material and can resist a temperature larger than or equal to 450 DEG C, so the internal structure is especially applicable to places which can bear strong burning and high pressure.

The invention relates to a moisture absorbing and cooling capacity balancing refrigerator and discloses the refrigerator which can balance the cooling capacity inside the refrigerator to rapidly balance the up and down temperature difference in a refrigerator body, can also balance inner pressure and outer pressure so that opening can be facilitated and can also absorb moisture in time after the refrigerator is closed so that frosting and freezing can be avoided. The moisture absorbing and cooling capacity balancing refrigerator is mainly composed of a refrigerator door body inner plate, a cooling capacity balancing and dehumidifying device, a connection pipe and a bi-directional valve. The cooling capacity balancing and dehumidifying device is arranged on the center portion of the refrigerator door body inner plate and connected with the connection pipe pre-arranged in a refrigerator door body interlayer, and the other end of the connection pipe is connected with the bi-directional valve arranged on the side of the refrigerator door body. The moisture absorbing and cooling capacity balancing refrigerator has the beneficial effects that the structure is simple, and installing and replacing are convenient; by means of the arrangement of the bi-directional valve, the air pressure inside the refrigerator and the air pressure outside the refrigerator are balanced, opening is facilitated, and wet and hot air can be exhausted in time; and the low-temperature air in the refrigerator body is pumped and blown to the lower portions of the two sides, the temperature on the periphery inside the refrigerator is rapidly balanced, the load of a compressor is reduced, the service life of the refrigerator is prolonged, up-down circulation of cold air flow in the refrigerator body enables stored food to be cooled evenly, and therefore the energy consumption is reduced.

The present application relates to the field of air containers, in particular to an air container with refrigeration function, which includes a box body, and a partition is arranged in the box body, and the partition plate divides the box body into an installation chamber and a cargo storage chamber. A refrigeration device for reducing the temperature of the cargo storage chamber is provided in the compartment. The application has the effect of improving the lack of refrigeration or cooling function in the existing air container and helping to reduce the deterioration or failure of items during transportation.