40 results about "Air drying" patented technology

The invention relates to a high-strength and high-modulus polyvinyl alcohol fiber and a melt spinning method of the high-strength and high-modulus polyvinyl alcohol fiber. The method comprises the following steps that polyvinyl alcohol, water and polyatomic alcohol are subjected to full swelling after being uniformly mixed; the polyvinyl alcohol subjected to the full swelling is added into a double-screw-rod extruding machine and is then subjected to full fusion to be extruded, and melt fine flows form a primary fiber after air blowing cooling; and the prepared primary fiber is subjected to the drying by a hot air drying oven, multistage stretching and tense heat setting to form the polyvinyl alcohol fiber. The preparation method of the prepared polyvinyl alcohol fiber has the advantage that through the hydrogen bond compounding among water molecules, polyatomic alcohol and polyvinyl alcohol molecules, the melt spinning and the high-power stretching of the polyvinyl alcohol are realized. The polyvinyl alcohol fiber prepared by the preparation method has the advantages of fiber degree controllability, high strength and high modulus, and can be widely applied to the field of civil engineering concrete.

The invention discloses a sand screening device for bridge construction, and relates to the technical field of construction machinery. The sand screening device comprises a screening box, wherein a horizontal frame is arranged in the screening box, a conveying belt is rotationally arranged on the horizontal frame, a drying mechanism which vertically corresponds to the conveying belt is fixed at the inner top of the screening box, a servo motor II is fixedly arranged outside the screening box, and an excitation mechanism which is in transmission connection with a sieve plate is connected with the servo motor II in a driven mode. According to the sand screening device, before sand is screened, a sand fetching tank is driven by the conveying belt to repeatedly turn over the sand, so that the sand is more dispersed; meanwhile, an air injection disc in the drying mechanism is used for carrying out hot air drying on the sand dispersed on the conveying belt, so that the volatilization of water is promoted, the fluidity and the dispersion degree of the sand are higher, the screening efficiency is obviously improved, the excitation mechanism can achieve the up-and-down vibration effect of the sieve plate, it is guaranteed that the fine sand can be accelerated to pass through the sieve plate, and sand screening is more sufficient.

The invention discloses an energy-saving gear cleaning device. The energy-saving gear cleaning device comprises a workbench. A control panel is arranged on the front surface of the workbench. First supporting rods, a motor, a cleaning chamber, an air drying chamber and second supporting rods are sequentially arranged on the top of the workbench from left to right. A drive shaft is rotationally connected between the first supporting rods. One end of the drive shaft penetrates the first supporting rods and extends to the outer portions of the first supporting rods. The end, exposed outside, of the drive shaft is fixedly connected with a drive wheel, and the drive wheel is in transmission connection with a runner of the motor through a belt. According to the energy-saving gear cleaning device, cleanout fluid obtained after being used for cleaning a gear can be filtered and purified through a filter device, then the cleanout fluid is pumped into a fluid storage tank to be reutilized through a water pump, the gear cleaning cost is reduced, and the cleaned gear can be better subjected to air drying; and the noise of an inner cavity of the air drying chamber can be absorbed and lowered, and people can be in a more comfortable work environment.

The invention discloses a dry-type three section mature method rice-flour noodles machine, relating to the food processing apparatus. The rice flour machine is composed of a rice-washing dewaterer 27, an air-drying device 36, a crushing conveyor 13, a dry-type clinker resuscitation device 49, an ingredients moistening device 51, a conveyor 52, a powder squeezing device 5 and an aging resuscitation device 1, etc. The rice flour machine has features of short soak period, capability of being produced by late long shaped rice or superior rice and the like, so that it is suitable for use in various geographical regions with different climatic conditions, can be used for processing both fresh rice noodles and dried rice-flour noodles.

The invention discloses a polypyrrole/nanometer platinum composite conductive fiber and a preparation method thereof. The method comprises the following steps of: performing treatment such as proper cleaning and the like on a fiber, soaking in an oxidant solution for 10 to 30 minutes, air-drying at room temperature or drying, putting the treated fiber into a sealed container filled with pyrrole steam, reacting at the temperature of between 0 and 30 DEG C for 5 to 30 minutes, respectively washing by using ethanol and deionized water, and air-drying or drying to obtain a conductive fiber A; and soaking the conductive fiber A in a chloroplatinic acid (H2PtCl6.6H2O) aqueous solution at the concentration of 0.1 to 1.0mol/L for 0.5 to 2 hours, dipping in pyrrole aqueous solution at the concentration of 0.01 to 0.1mol/L, reacting at room temperature for 6 to 10 hours, respectively washing by using ethanol and deionized water, and air-drying or drying to obtain the polypyrrole/nanometer platinum composite conductive fiber. The conductive fiber can be directly used for weaving and also can be blended with a common fiber in a ratio of 1:10-100 to prepare a fabric with an antistatic function and an electromagnetic screen function. The specific resistance of the polypyrrole/nanometer platinum composite conductive fiber is 103 to 107 omega.cm; and the polypyrrole/nanometer platinum composite conductive fiber has the antistatic function and the electromagnetic screen function.

The invention discloses a method for the freshness keeping of mangos by using an aloe extract liquid. The method comprises the following steps: 1, adopting mangos having a growing period of 100-120 days or with hardened seed nuclei, cleaning dirt on the surfaces of the mangos with water, immersing the mangos in the aloe extract liquid for 4-6min or brushing the whole surfaces of the mangos with the aloe extract liquid, air-drying the mangoes, packaging the mangos by using a freshness keeping bag, and storing the packaged mangos in a store room having a temperature of 12-15DEG C and a relative humidity of 85-95%. The method allows the mangos to be processed by the aloe extract liquid first and then to undergo freshness keeping, so the method has the advantages of good freshness keeping effect and harmlessness to human bodies.

The invention discloses a sewage treatment powder agent preparation method, which includes the following specific steps: (1) weighing the following components in parts by weight: 50-55 parts of zeolite, 4-8 parts of polyferric chloride, 12-16 parts of sodium polyacrylate, 6-8 parts of polydimethyldiallylammonium chloride, 12-16 parts of aluminum potassium sulfate, 3-7 parts of manganese dioxide and 5-9 parts of copper chloride; and (2) calcining the zeolite at 800-850 DEG C for 1-3 hours under the protection of nitrogen and pulverizing to obtain zeolite powder; adding the polyferric chloride,the sodium polyacrylate and the polydimethyldiallylammonium chloride into water to prepare a solution, spraying the solution into the zeolite powder, air-drying at 35-50 DEG C, and grinding into a powder material again. The method has the advantages of high sewage treatment efficiency, low sewage treatment cost and easily available raw materials.

The invention discloses a low-temperature chain processing technology of maca superfine powder from fresh maca through freeze-thawing and wall breaking, and belongs to the field of food processing. The low-temperature chain processing technology of the maca superfine powder comprises the following steps: harvesting fresh maca; carrying out pre-treatment, namely removing leaves, stems, fibrous roots and the like from the harvested maca; carrying out washing and air-drying, packing the air-dried maca in freshness protection packages, and carrying out storing in a fresh keeping cabinet at 1-2 DEG C; slicing the freshness-protected maca and conducting dicing, freezing the maca dices in a refrigerator at 16 DEG C below zero for 6 hours, and thawing the frozen maca dices at normal temperature for 1 hour; freezing the thawed maca dices in the refrigerator at 16 DEG C below zero for another 6 hours, and thawing the frozen maca dices at normal temperature for 1 hour; transferring the thawed maca dices into a microwave or infrared dryer which utilizes air of room temperature (40 DEG C or lower) as a cooling medium, and rapidly drying the materials while maintaining the temperature of the materials being 58 DEG C or lower until the water content of the materials is 5% or lower; and transferring the dried maca dices into a low-temperature (45 DEG C or lower) ultrafine grinder so as to grind the maca dices until the particular sizes are 6.5 microns or smaller, wherein the whole processes are in a low-temperature (58 DEG C or lower) chain. Thus, the nutrients are preserved to the maximum extent, the cell walls are broken to the maximum extent, and the active ingredients are thereby fully released. The maca superfine powder with high fineness facilitates direct absorption through the oral mucosa and full utilization.

The invention discloses stainless steel crucible paint used for smelting an aluminum-lithium alloy as well as a preparation method thereof and a coating method thereof. In raw materials of stainless steel crucible paint, a binder accounts for 40-60% of all components, wherein aggregates are Y2O3 powder with grain size of 800-1000 meshes. The preparation method comprises the following steps: (1) uniformly mixing Al(OH)3 and MgO, adding water and phosphoric acid, and stirring to heat to a temperature of 50-80 DEG C; (2) adding aluminum powder, CrO3, zinc chrome and Y2O3 powder, and uniformly stirring; and (3) performing ball-milling mixing. The coating method comprises the following steps: grinding the inner surface of a stainless steel crucible, and heating the inner surface to a temperature of 70-90 DEG C; spraying paint to the inner surface of the crucible by a spray gun, heating up to a temperature of 800-850 DEG C to preserve heat after air-drying, and cooling along with a furnace.The paint disclosed by the invention has good thermal shock property and good chemical stability.

The invention relates to a biomass fuel processing method, which c comprises: crushing wheat straw, corn straw, corn cob, bean straw, rice straw, reed stems, wood chips, wood blocks, branches, leaves, husks, fruit residue, bagasse, sunflower straw, hay, bran, wheat bran or waste paper into scraps, adding 14-18 parts by weight of water, 2-5 parts by weight of a binder, and 80-85 parts by weight of the crushed biological material to a container, stirring, heating to a temperature of 120-160 DEG C, compressing the material to achieve 1/20-1/30 of the original stacking volume, preparing the material into the block-like material or granular material, and carrying out air-drying or drying on the block-like material or granular material. A purpose of the present invention is to provide the processing method of the biomass fuel with characteristics of rich source, low raw material cost, high combustion value, long combustion time, small storage occupation space, no rotting, and low transporting cost, and the product thereof.

The invention discloses a method for preparing a polyvinyl alcohol film by using a multi-coating film forming process. The method comprises the following steps of: (1) precisely coating a polyvinyl alcohol aqueous solution on a PET film through a precision coating die head, and carrying out drying through a hot air drying channel; and (2) repeating the operation of the step (1) for more than one time, carrying out stripping and film removal, strengthening drying, and carrying out shaping and winding to obtain the polyvinyl alcohol film. The method provided by the invention can effectively improve and solve the shortages and defects existing in the prior art for producing the polyvinyl alcohol film to ensure that the production speed and the efficiency are improved by more than 30%, the tolerance precision is improved, and the thickness tolerance of the film is less than or equal to 5%; meanwhile, in the method, a release agent is not added, a PET film is used as a base film to ensure smooth film stripping after drying, so that the appearance quality of the polyvinyl alcohol film is improved, and simultaneously the normal heat seal performance and printing performance of the polyvinyl alcohol film is ensured.

The invention discloses a cleaning and screening device for crop fruits. The cleaning and screening device comprises a machine frame, wherein the machine frame is configured to be in an inverted U shape, the middle portion of the upper side of the machine frame is provided with a hoop for sleeving a cleaning tank, the inner ring of the hoop is provided with protrusions, a sliding groove is formedin the middle portion of the outer wall of the cleaning tank, the protrusions of the hoop are slidably connected in the sliding groove, a vertical rod is arranged in the middle of the top portion, theupper end of the cleaning tank is provided with a feeding port, the lower end of the vertical rod extends into the cleaning tank, the lower part of the vertical rod is provided with a plurality of sets of banister brushes, two sides of the lower portion of the cleaning tank are provided with discharging tubes, an output end of a motor is connected with the middle portion of the lower end of the cleaning tank, and two sides of a first mounting plate are each provided with a receiving tank. The cleaning and screening device has the functions of cleaning, air drying and screening the fruits, isfaster in discharge and higher in screening efficiency, improves the production efficiency, has simple operation steps, and reduces the labor cost.

The invention discloses an air drying type anti-shaking water removing rack for utensils. The water removing rack comprises a base plate, a perforated plate and inserting posts, wherein a sink tank is arranged on the upper end surface of the base plate, an interlayer cavity is formed in the bottom plate and provided with an air port, and a negative pressure generator is mounted at the air port; the lower end surface of the perforated plate and the bottom surface of the sink tank are spaced; one end of each inserting post penetrates through the perforated plate and is fixed with the base plate, an air channel communicated with the interlayer cavity is formed in each inserting post, and each air channel is provided with an air inlet port communicated with the outside; each inserting post is sleeved with a sliding sleeve; each inserting post comprises a rod body and at least two stop parts, the stop parts are made of a material with elastic deformation capacity, all the stop parts are annularly and uniformly distributed around the axis of the rod body, and the distance between each stop part and the axis of the rod body is progressively increased from one side close to the rod body to the other side away from the rod body. The utensils can be air-dried during water removal and shaking of the utensils during air drying can be avoided.

The invention discloses a simulation method for a hot air drying process of a fungus material, and the method comprises the steps: building a physical model of a porous medium pore channel network ofthe fungus material according to the corresponding relation between the structural composition of the fungus material and the porous medium pore channel network structure; dispersing the fungus material medium calculation area into three parts, namely a skeleton, a pore node and a pore channel; simplifying the topological structure of the model according to the actual material related physical property characteristic parameters; establishing a pore channel network mathematical model for fungus material drying and mass transfer; establishing a fungus material drying heat transfer mathematical model based on a pore network; setting initial conditions and boundary conditions of mass transfer and initial conditions and boundary conditions of heat transfer; and solving the fungus material drying mass and heat transfer mathematical model established in the steps 4 and 5 by adopting a staggered grid. The method can comprehensively consider the heat and mass coupling complex transmission process of moisture between frameworks, between pore channels and between the frameworks and the pore channels in the drying process, and lays a foundation for analysis of the drying mechanism of high-heat-sensitivity and high-activity materials.

The invention provides a medical measurement auxiliary device. The medical measurement auxiliary device comprises electrodes, leads, a rack, a cantilever system, a cleaning and disinfecting system, anair shower system, a gluing system, a constant temperature system and a central control system. A liquid driving device is controlled by the central control system to drive liquid in a cleaning and disinfecting container to enter a disinfecting chamber by virtue of a liquid inlet pipe, so that the electrodes are cleaned and disinfected; after cleaning and disinfecting are completed, the air shower system realizes air drying on the electrodes in the disinfecting chamber, and the constant temperature system enables the electrodes in the disinfecting chamber to be maintained at the constant temperature; the gluing system coats a conductive adhesive or degreasing liquid to the electrodes before the electrodes are used. With the device, the treatment including cleaning and disinfecting, gluing, constant temperature and wire arranging can be completed on the electrodes, the artificial participation is reduced as far as possible, thus the labor cost is saved, the sanitation and safety are guaranteed, the medical measurement efficiency is improved, and the feeling of a tested person is promoted.

The invention relates to a domestic tool, in particular to a novel clothes air-drying device. The device can be used for a user to take exercise and use, cloth air-drying can be promoted while exercising, and the device is convenient to move, facilitates sock placement and has a good cloth air-drying effect. A gear I is movably arranged in a bottom frame through a shaft I, the shaft I is fixedly connected with a round plate, an anti-slip pad is arranged on the round plate, a supporting plate is fixed to the bottom frame, and an extruding mechanism II is in threaded connection with the supporting plate. A gear II and a gear III are both installed in the bottom frame through shafts II, a gear IV is installed in the bottom frame through a shaft III, the shaft III penetrates through a three-stage stepped hole I, the three-stage stepped hole I is formed in the bottom frame, a lantern ring I is movably arranged in the three-stage stepped hole I, the shaft III is fixedly connected with the lantern ring I, and fan blades are installed on the shaft III. The lower end of a threaded rod II is connected with the shaft II, the upper end of the threaded rod II is connected with a straight rod, adisc plate is in threaded connection with the threaded rod II, and grooves and holes are both formed in the disc plate.

The invention relates to the field of radix puerariae processing, in particular to full-automatic cleaning and drying integrated equipment for radix puerariae. The equipment comprises a rack, an ultrasonic cleaning device, a transmission device, a washing device, a high-pressure flushing device and an air drying device, wherein the ultrasonic cleaning device is vertically arranged on the rack, andthe ultrasonic cleaning device is fixedly arranged at one end of the rack; the transmission device is obliquely arranged, the lower end of the transmission device is arranged in the ultrasonic cleaning device, and the upper end of the transmission device is obliquely arranged towards the other end of the rack; the washing device is arranged above the transmission device in a straddling manner, and the washing device is fixedly mounted at an output end of the transmission device; the high-pressure flushing device is fixedly mounted on the rack, the high-pressure flushing device is fixedly mounted at the upper end of the rack, and the high-pressure flushing device is horizontally arranged at the output end of the washing device along the long edge of the rack; and the air drying device is arranged above an outlet end of the high-pressure flushing device in a straddling manner, and the output end of the air drying device is arranged towards the high-pressure flushing device. The equipment can complete automatic flushing and drying of the radix puerariae in a full-automatic manner and is easy to operate.

The invention discloses a canned peach sterilizing tank relating to the technical field of sterilizing equipment. The canned peach sterilizing tank comprises a sterilizing tank which is placed on the ground through supporting legs, and is characterized in that a transmission mechanism is arranged in the sterilizing tank in a penetrating manner, two ends of the transmission mechanism are placed at the upper parts of two ends of the sterilizing tank, the middle position of the transmission mechanism is placed at the bottom of the sterilizing tank, one side of the sterilizing tank is connected with a water inlet pipe, the discharge end of the sterilizing tank is provided with an air drying device, and the feed end of the sterilizing tank is provided with an automatic feed mechanism. Through the application of the canned peach sterilizing tank, the sterilization of large-batch products can be performed, the speed is rapid, the sterilization effect is good, the feed can be automatically controlled, the labor workload is greatly reduced, the drying by air can be rapidly performed after the sterilization is completed, the structure is simple and the operation is convenient.

The invention relates to a cleaning device, and particularly relates to a ground cleaning and wiping treatment device for cleaning. The device comprises a device outer protective shell, a cleaning andwiping device, a clear water device, wiping sponge, an air drying device and moving wheels, wherein the cleaning and wiping device is fixedly arranged on the device outer protective shell, the clearwater device is fixedly arranged below the device outer protective shell, the wiping sponge is fixedly installed below the device outer protective shell and located behind the clear water device, theair drying device is fixedly installed in the device outer protective shell, and the moving wheels are fixedly installed below the device outer protective shell. The device can automatically wet the cleaning cloth, and a better cleaning effect is achieved. The device can automatically clean and wipe the ground, reduces labor force, can effectively treat residual water spots on the ground, can quickly air-dry the ground, and prevents footprints from being left during walking.

The invention belongs to colored micro-smoke bright beads for aerial shells, and particularly relates to colored micro-smoke fireworks bright beads and a preparation method thereof. The preparation method of the colored micro-smoke fireworks bright beads comprises the following steps: a, uniformly mixing dehydrated nitrocellulose, an oxidant and a colored luminescence reagent, adding a stabilizerdissolved solvent, and performing plasticizing to obtain a plasticized material; b, extruding and forming the plasticized material obtained in the step a, performing air drying, cutting and drying andcoating ignition powder to obtain the colored micro-smoke fireworks bright beads. The micro-smoke fireworks bright beads are mainly applied to aerial shells and have the advantage of little smoke discharge.

The invention discloses an intelligent dock station device for maintaining an inspection robot and a robot maintenance system. The intelligent dock station device comprises a dock station cabinet, washing equipment, air drying equipment, image acquisition equipment and a controller, wherein the image acquisition equipment is in communication connection with the controller; the washing equipment, the air drying equipment and the image acquisition equipment are arranged in the dock station cabinet; the image acquisition equipment is used for acquiring operation state information of the washing equipment, the air drying equipment and the inspection robot and sending the operation state information to the controller; the controller is used for controlling the washing equipment to spray water to the inspection robot for washing; and the controller is further used for controlling the air drying equipment to blow hot air to the inspection robot. The washing equipment and the air drying equipment are arranged in a dock station, so that the problems of large workload and low efficiency of manual washing of the inspection robot are solved; and the washing equipment and the air drying equipment are automatically controlled to wash and blow the inspection robot through the controller and the image acquisition equipment.

The invention fills the gaps of the prior art and provides a honeyed bolus tablet and electuary calcium supplementing product prepared from traditional Chinese medicines. The invention is realized by the following technical scheme, the honeyed bolus tablet and electuary calcium supplementing product is prepared from the following raw materials in parts by weight: 300-400g of cucumber seeds, 15-30g of white paeony root, 15-30g of Chinese angelica, 50-80g of salvia miltiorrhiza, 50-80g of Chinese dates and 50-80g of hawthorn; and preparation steps comprise cleaning the cucumber seeds with clear water, drying in the sun, putting into a pot, slightly frying, yellowing, carrying out air drying for later use, cleaning the Chinese dates with the clear water, slicing, drying in the sun, baking to be crisp for the later use, cleaning the hawthorn with the clear water, slicing, drying in the sun, uniformly stirring the traditional Chinese medicines, pulverizing until fineness is 100-260 meshes by adopting a wall-breaking superfine pulverizing machine, then sterilizing, and preparing a honeyed bolus tablet and electuary. Compared with an existing calcium supplementing product, the honeyed bolus tablet and electuary calcium supplementing product provided by the invention has the advantages that pure traditional Chinese medicinal ingredients are contained, no artificially synthetic raw material is adopted, absorption of human body on calcium, phosphorus, vitamins C, D and E can be rapidly promoted, and the effects of invigorating the spleen and benefiting the stomach, strengthening tendons and activating collaterals and conditioning cramps of legs and feet can be taken within 5-7 days.

The invention relates to the technical field of cooling for refractory material production, and discloses an environment-friendly and energy-saving cooling device for refractory material production. The environment-friendly and energy-saving cooling device comprises a machine body, an air cooling mechanism and an air drying mechanism, the air cooling mechanism is arranged in the machine body, andthe air drying mechanism is arranged at the right end of the machine body. According to the environment-friendly and energy-saving cooling device for refractory material production, refractory materials are conveyed through a conveying belt, a water pump is started to pump water in a water storage tank in the machine body, the refractory materials are sprayed through spray heads, and first-time pre-cooling is conducted; a fan in a first device box is started to carry out second-time pre-cooling on the refractory materials sprayed with water, the surface temperature of the refractory materialsis reduced, and finally, the refractory materials are conveyed to fall into a cold leaching frame in a cooling water tank to be subjected to water-cooling leaching; and due to two-time pre-cooling, the temperature is greatly reduced, the cracking phenomenon caused by direct immersion cooling of the refractory materials is avoided, and the finished product quality of the refractory materials is improved.

The invention relates to an adjustable hot air drying device. The device comprises a box, wherein a fan is arranged on the top of the box, so a hot air circulation system can be formed in the box to quicken the drying time and improve the quality of a material after drying. Drying chambers are arranged on the two sides, and a plurality of adjusting devices are arranged, so multiple materials can be dried together, independent temperature adjustment of each drying chamber can be performed, the efficiency is increased, and the investment cost is reduced. A condensation layer can be used for effectively exhausting water vapor produced in the internal space, so the efficiency is increased.

The invention discloses a guide roller type hot air dryer, which comprises a front heating room, a drying room, a rear heating room, a support column, a feeding roller, a sending roller, a centrifugal circulating fan, a steam heater, a drying room wind cover, Active upper guide rollers, passive lower guide rollers, air ducts, air nozzles and exhaust outlets, a drying room is installed on the right side of the front heating room, and a rear heating room is installed on the right side of the drying room. The air cover of the drying room is installed, and the active upper guide roller and the passive lower guide roller are fixed in the drying room. There is an air duct between the active upper guide roller and the passive lower guide roller, and spray nozzles are arranged on both sides of the air duct. The air nozzle is provided with an exhaust port on the right side of the air cover of the drying room. The active upper guide roller and the passive lower guide roller of the guide roller hot air dryer are spread out in the horizontal direction, and the upper and lower center distances are shortened, so that the fabric runs in a W shape in the drying room, with uniform air spray and high drying efficiency. , easy to control, high degree of automation, no need for manual operation, reducing workload and labor.