179results about How to "Speed up water evaporation" patented technology

The invention relates to an intelligent bus station seat based on Internet of things. The seat comprises a displacement regulating mechanism, a supporting mechanism and a cleaning mechanism, wherein the displacement regulating mechanism is arranged above the supporting mechanism; the supporting mechanism is arranged above the cleaning mechanism. According to the intelligent bus station seat based on the Internet of things, the outer side of a rotational conveyor belt is cleaned through rotational hairbrushes on the periphery of a cleaning block in the cleaning mechanism, so as to ensure that the upper part of the outer side of the conveyor belt is in a clean state; heat emission direction of an energized copper plate is controlled by a thermal insulation layer, first fans are used to speed up heat transfer rate, a second fan is used to accelerate the evaporation of water, so as to enable the upper part of the outer side of the conveyor belt to rapidly restore a dry condition; besides, an inflatable bag is driven to move leftwards and rightwards through a vibration mechanism and a transmission mechanism, so as to knock a filter layer up and down, and bubbles are generated at a bottom exhaust pipe through an air pump, so as to enable dust to float, the dust is discharged outside of a cleaning tank under the action of water flow, so that cleaning units are maintained to have continuous cleaning ability.

The invention discloses a production process of caramel color, which is characterized in that procedures such as syrup concentration, caramelization reaction and the like are finished in a reaction kettle in a negative pressure mode; the reaction temperature is 130-160 DEG C; the energy consumption is lower than that of the traditional normal-pressure or low-pressure process; the red index of the obtained caramel color reaches 6.35 or above; the obtained caramel color is favorable in salt tolerance; and the quality of the obtained caramel color is superior to that of a product obtained through the traditional normal-pressure or low-pressure process. According to the invention, the process has favorable repetitiveness; and the product has stable quality, and all the indices meet standard requirements. Thus, the obtained caramel color is an ideal safe colorant in the food industry (especially the seasoning manufacturing industry).

The invention relates to a pipeline rehabilitation method based on iron resin spray-coating. The pipeline rehabilitation method comprises the following steps such as pressure washing, surface preparation, iron resin spray-coating and drying and acceptance, wherein in the pressure washing construction process, the inner surface of a to-be-rehabilitated pipeline is subjected to pressure washing, so that a solid to-be-spray-coated surface free from dust, impurities, rust, laitance, oil stains and loose structures; and in the iron resin spray-coating construction process, the resin component A and the hardener component B of an iron resin two-component material are added into a two-component high-pressure heatable spray-coating device according to a certain ratio, the inner surface of the to-be-rehabilitated pipeline is subjected to spray-coating after preheating, iron resin is rapidly cured after the spray-coating, and then an iron resin coating with strength is formed on the inner surface of the to-be-rehabilitated pipeline. The pipeline rehabilitation method provided by the invention has the advantages that excavation is not regarded as a preconditions for rehabilitation; the rehabilitation efficiency is high and the application range is wide; the rehabilitated pipeline can be rapidly returned to service; and the performance in the structure recovery aspects of leakage control, high hydraulic load and water aging equipment is excellent.

The invention provides a processing method for a semi-dried fermented beef ham, relating to the processing field of hams. The processing method comprises the following steps: removing fascias and visible fat of beef and cutting the beef into blocks; freezing the prepared meat blocks and thawing; repeatedly carrying out a freezing and thawing process for three times; storing for later treatment; extruding and forming the obtained meat blocks and putting the meat blocks into a saturated table salt solution; fishing out and leaching water; mixing a pickling solution and a bacterium solution and injecting the mixed solution into the meat blocks; fermenting the meat blocks and stopping fermenting when the pH (Potential of Hydrogen) is 4-6; drying; and smudging the prepared meat blocks into purplish red, and refrigerating to prepare a finished product. The processing method utilizes a repeated freezing and thawing, and extruding treatment technology to treat block-shaped beef raw materials to break muscle fibers and crack cell structures, so that firstly, injected fermentation strains can be uniformly distributed in the meat block; secondly, the water-retaining property of the meat blocks is reduced and the water in a fermentation and drying process is accelerated to be evaporated. Therefore, the quality of a produced product is uniform, the fermentation time and the drying time are saved, the production period is shortened and the cost is saved.

The invention relates to the field of vegetable processing, and particularly discloses a vegetable dicing device. The vegetable dicing device comprises a rack, a material cutting barrel, a slicing mechanism, an upper pressing mechanism and a lower pressing mechanism, wherein the material cutting barrel is fixed to the rack, the slicing mechanism comprises a cylinder which communicates with the material cutting barrel, the cylinder is internally provided with a piston and a tension spring, slicing knives are fixed to the piston of the cylinder, the side wall of the material cutting barrel is provided with knife inlet channels, each slicing knife can slide along the corresponding knife inlet channel, a sealing part is fixed in each knife inlet channel, and each slicing knife is clamped intothe inner circumference of the corresponding sealing part; the upper pressing mechanism comprises a first air pump and a first piston, a push rod of the first air pump is fixed to the first piston, and cutting knifes are fixed to the lower surface of the first piston; and the lower pressing mechanism comprises a second air pump and a second piston, a push rod of the second air pump is fixed to thesecond piston, the second piston can seal the communicating portion of the material cutting barrel and the cylinder, and heating parts are fixed in the first piston and the second piston separately.The vegetable dicing device can be used for rapidly cutting vegetables into dices.

The invention relates to a paint spraying apparatus for boards used for furniture. The paint spraying apparatus comprises a conveyer belt, a washing mechanism, a first drying mechanism, a paint spraying mechanism and a second drying mechanism, wherein the washing mechanism, the first drying mechanism, the paint spraying mechanism and the second drying mechanism are arranged at one side of the conveyer belt. In terms of the moving direction of the conveyer belt, the washing mechanism is located before the first drying mechanism, the paint spraying mechanism is located behind the first drying mechanism, and the second drying mechanism is located behind the paint spraying mechanism. The paint spraying apparatus can totally replace people in paint spraying, enables sprayed paint to be uniformly adhered on the boards of furniture and has high paint spraying quality.

The invention relates to a seedling raising method. A kiwi fruit seedling raising method comprises the step that seedling raising is conducted through kiwi fruit cultivation equipment; the kiwi fruit cultivation equipment comprises a rack, a separation device, a planting device and a seedling raising tray; the separation device comprises a rotating cylinder rotationally connected to the rack and an air pipe fixed to the rack, the rotating cylinder is arranged outside the air pipe in a sleeving mode, the upper end of the air pipe is an air inlet, a throat is arranged in the middle of the air pipe, and multiple sorting holes are formed in the side wall of the throat; multiple air outlets with the diameters being 1-2 mm are formed in the side wall of the lower end of the air pipe, a quantitative block is rotationally connected to the bottom of the air pipe, limiting blocks fixed to the air pipe are arranged on the two sides of the quantitative block respectively, each quantitative block is provided with a quantitative hole penetrating through the quantitative block, and the two limiting blocks are provided with a first through hole and a second through hole respectively; the quantitative holes can be communicated with the first through hole and the second through hole in sequence by rotating the quantitative block; multiple seedling raising grooves arranged in a row are formed in the seedling raising tray. By means of the equipment, the separation efficiency of sand and kiwi fruit seeds can be improved, and then the sowing efficiency is improved.

The invention discloses a disinfecting and drying device for medical devices. The device comprises a baseboard, the top of the baseboard is fixedly connected with a box body, the bottom of the inner wall of the box body is fixedly connected with a motor through a connecting block, the output shaft of the motor is fixedly connected with a transmission shaft through a shaft coupling, two ends of the transmission shaft are rotatably connected with the bottom of the inner wall of the box body through supporting racks, and the external surface of the transposition shaft between the two supporting racks is sleeved with a transmission sleeve. The invention relates to the technical field of medical devices. The disinfecting and drying device for medical devices has the advantages of great enhancement of the disinfecting and drying effect, good avoiding of incomplete disinfecting and drying of the medical devices, realization of the disinfection and drying of the medical devices without taking a great amount of working time of medical stuff, improvement of the working efficiency of the medical stuff, and realization of the rapid and thorough disinfection and drying of the medical devices, so the medical stuff can conveniently complete the disinfection and drying of the medical devices.

The invention relates to an air knife structure of a glass air knife cleaning machine. The air knife structure comprises an air knife body which is of a shell structure, and the air knife body is provided with an air inlet hole and an air outlet groove. The air knife structure further comprises an air guide plate mounted on the side face of the air knife body, and the air guide plate comprises an air guide part which is of an arc-shaped structure. A conical part is arranged at the lower end of the air knife body, arc-shaped protrusions are symmetrically arranged on the inner conical surface of the conical part, and a through groove is formed in the upper portion of the conical part. The through groove faces the air guide part of the air guide plate. According to the air knife structure of the glass air knife cleaning machine, the air outlet groove of the air knife body conducts primary air drying treatment on glass sheets, by the adoption of the arc-shaped protrusions on the inner surface of the conical part, air pressure is increased, air outlet efficiency is improved, and moisture evaporation on the surfaces of the glass sheets is accelerated; by the aid of the air guide plate in the forward motion direction of each glass sheet, airflow can be guided to the front ends of the glass sheets, on one hand, secondary air drying can be conducted on the glass sheets, on the other hand, pressurizing and guiding are carried out on the front ends of the glass sheets, and therefore the conveying stability of the glass sheets is improved.

The invention discloses a paint spraying device for the inner wall of a ventilating duct. The device comprises a workbench and the ventilating duct, the upper end of the workbench is fixedly connected with a vertical rod, the side wall of the vertical rod is rotatably connected with a rotating rod, the side wall of the rotating rod is fixedly connected with a nozzle, and the rotating rod is provided with a cleaning mechanism. The cleaning mechanism comprises two hollow rods symmetrically and fixedly connected to the side wall of the rotating rod, the inner walls of the hollow rods are slidably connected with sliding rods, the upper ends of the sliding rods are fixedly connected with arc-shaped scraping plates, dust suction grooves are formed in the arc-shaped scraping plates, dust suction holes are formed in the side walls of the dust suction grooves, and impurity discharging pipes are fixedly connected to the side walls of the arc-shaped scraping plates. Dust and rust on the inner wall of the ventilating duct are scraped away through the arc-shaped scraping plates, cold air generated by a vortex tube can rapidly flow in the dust suction grooves, negative pressure can be generated in the dust suction grooves, then the dust and rust scraped away by the arc-shaped scraping plates are sucked into the dust suction grooves to be discharged, the scraped dust and rust are prevented from falling on the inner wall of the ventilating duct, and the adhesion of the paint is prevented from being affected.

The invention discloses a polycrystalline silicon wafer cleaning system and a cleaning method thereof. The system comprises a charging station, a cleaning station and a discharging station which are connected via a conveyer, a polycrystalline silicon wafer can enters a texturing groove via the discharging station, the cleaning station is provided with a spraying device, a wiping device and a drying device sequentially, and the spraying device, wiping device and drying device are connected via the conveyer; the system further comprises a controller; and the conveyer, spraying device, wiping device and drying device are connected with the controller and controlled by the controller. The cleaning station is provided with the spraying device, wiping device and drying device, more moisture in the polycrystalline silicon surface can be evaporated, the texturing groove and chemical agents therein are polluted less, the chemical agents in the texturing groove can be used for longer time, technical time of polycrystalline silicon cells can be shortened, and the production efficiency is improved.

The invention discloses banana and brown rice blended powder capable of relaxing bowels. The banana and brown rice blended powder is prepared from the following raw materials in parts by weight: 60 to 90 parts of brown rice, 20 to 30 parts of buckwheat, 10 to 15 parts of purple sweet potato whole wheat flour, 8 to 12 parts of jack bean meal, 15 to 20 parts of oat bran, 10 to 15 parts of bananas, 10 to 15 parts of figs, 6 to 9 parts of dragon fruit flowers, 4 to 6 parts of whey protein powder, 4 to 6 parts of corn gluten meal, 1 to 2 parts of Momordica grosvenori, an appropriate amount of high temperature resistant alpha-amylase and an appropriate amount of a stabilizer. By adopting germination, extrusion and coprocessing of the high temperature resistant alpha-amylase, the blending property of puffing powder can be obviously improved, the digestion utilization rate of the powder is greatly improved, water-soluble dietary fiber is extracted through ultrasonic enzymolysis after oat bran degreasing, the raw materials are low in cost, the content of the dietary fiber in a finished product reaches the specification of national high dietary fiber food, the raw materials such as bananas and figs are added to improve the single mouth feel of grains, the palatability of the finished product is improved, and the banana and brown rice blended powder has the health efficacy of relaxing bowels after long-term eating.

The invention discloses a spin-drying machine for removing water form ginger slices. The spin-drying machine for removing water from ginger slices comprises a tank body, wherein a tank cover is arranged on the upper side of the tank body; four groups or above of column grooves which are in equidistant and symmetrical distribution are arranged on one side close to the tank cover, of the tank body;an electric telescopic rod is arranged in each column groove; a servo motor is arranged in the middle position of the inner part of a motor tank; one end of a rotating shaft is connected to an outputshaft of the servo motor through a shaft coupler, the other end of the rotating shaft penetrates through the tank cover, and a supporting plate is connected to the other end of the rotating shaft; andfour groups or above of ginger slice placing barrels which are in equal-angle symmetrical distribution are arranged at eccentric positions of the upper side of the supporting plate. According to thespin-drying machine for removing water form ginger slices disclosed by the invention, the supporting plate and the ginger slice placing barrels arranged on the upper side of the supporting plate are driven to rotate through the servo motor, moisture on the ginger slices can be automatically, quickly and conveniently spin-dried; and the evaporation of the moisture on the surfaces of the ginger slices can be accelerated by the cooperation of an electric fan and an electromagnetic heating rod, so that the spin-drying efficiency of the ginger slices can be improved, and the time is saved.

The invention provides an intelligent film covering composting fermentation device. The intelligent film covering composting fermentation device is used for aerobic fermentation composting and comprises a ventilation substrate layer, an excrement compost body and a molecular film covering layer; the ventilation substrate layer is used for introducing air into the upper part of the ventilation substrate layer; the excrement compost body is stacked on the ventilation substrate layer; and the molecular film covering layer completely covers the excrement compost body and is used for retaining ammonia gas generated by excrement fermentation in the excrement compost body in a film material of the molecular film covering layer, so that the ammonia gas can be decomposed and absorbed by microorganisms. With the method adopted, air circulation efficiency can be significantly improved, the moisture evaporation of the compost body is accelerated, a fermentation period can be shortened, system operation energy consumption can be reduced, manpower can be reduced, and air pollution can be reduced.

The invention discloses a mushroom-airing device. The device includes supporting legs, position-limiting holes, fasteners, rollers, connecting joints, airing boards, fixation columns, through holes, grooves, vertical plates, mounting plates, heating plates, baffle plates, a power line, slide-proof pads, inserting rods and stabilizing rods. The beneficial effects of the device provided by the invention are as follows: a plurality of the position-limiting holes are arranged on the supporting legs which are connected with the connecting joints through the position-limiting holes so that the plurality of the connecting joints can be arranged on the supporting legs. The connecting joints and the supporting legs are stably connected by the fixation columns. The distance between the connecting joints can be adjusted through the different position-limiting holes. One end of each of the connecting joints is connected with an airing board through a groove so that the plurality of the airing boards can be arranged on the supporting legs so as to increase the airing area. The heating plates under the airing boards can heat and bake mushrooms on the airing boards to speed up water evaporation of the mushrooms. The device is simple in structure and is convenient to use and each part of the device can be dismantled freely for convenient storage.

The invention discloses an epoxy soybean oil drying device and a drying method thereof. The apparatus comprises a drying tank, a steam outlet and a feed inlet are arranged on the drying tank, a discharge hatch is arranged below the drying tank, a material distributor connected to the feed inlet is arranged on an upper segment of the drying tank, a vacuum pipeline used for dewatering the material under negative pressure is connected with the steam outlet, a filling device connected with the material distributor is arranged on an intermediate segment in the drying tank and is used for dispersing the material; and a heater is used for heating and drying the material, which is positioned below the filling device and arranged at a lower segment in the drying tank. The drying device is capable of uniformly distributing the materials through the material distributor, so that a vaporization rate can be increased by heating the material, a problem that equipment cannot continuously operate due to material coking and filling material obstruction can be solved, equipment maintenance cost is reduced, production efficiency is obviously enhanced, product quality is stabilized, and energy can be saved.

The invention relates to a baked dried bamboo shoot making process. The process comprises the following steps: I, pretreatment: removing hulls from fresh bamboo shoots, and cleaning; II, reshaping: removing non-edible parts of the fresh bamboo shoots cleaned in the step I, slicing the fresh bamboo shoots into bamboo shoot slices, bamboo shoot strips or shredded bamboo shoots; III, baking: placing the bamboo shoot slices, bamboo shoot strips or shredded bamboo shoots obtained in the step II into a baking device for baking, wherein baking comprises three stages: in a stage I, the baking temperature is 50-80 DEG C, and the baking time is 1-5h; in a stage II, the baking temperature is 85-115 DEG C, and the baking time is 10-20h; in a stage III, the baking temperature is 70-90 DEG C, and the baking time is 5h; IV, packaging: taking the bamboo shoot slices, bamboo shoot strips or shredded bamboo shoots baked in the step III out, cooling to the normal temperature, and packaging. The invention further relates to dried bamboo shoots made according to the process. The dried bamboo shoots have low water content and high rehydration speed, and have crispy mouthfeel without pasting after rehydration, and the original faint scent and sweetness of the bamboo shoots are kept.

The invention provides a high-efficiency drying and stirring device. The high-efficiency drying and stirring device comprises a machine frame and a drying box arranged at the upper end of the machineframe, a motor is arranged at the upper end of the machine frame, a rotary shaft is connected to the motor, the rotary shaft is arranged at the center of the interior of the drying box, and a rotatingrod is connected to the surface of the rotary shaft. The two ends of the rotary shaft extend out of the drying box and are fixed to the machine frame, a feeding port is formed in the upper end of thedrying box, an air inlet is formed in the left side of the drying box, an air outlet is formed in the right side of the drying box, and a discharging port and a water outlet are formed in the bottomof the drying box. The high-efficiency drying and stirring device is simple in structure, and convenient to mount and operate, the transmission ratio from the motor to the rotary shaft is high, the stirring effect is good, the positions of the inlets and outlets formed in the surface of the drying box are reasonable, the dustproof effect is good, and the dustproof effect, the dehumidification effect and the drying effect can be achieved effectively.

The invention discloses an ice removing and snow melting protection device used for a bridge stay cable. The ice removing and snow melting protection device comprises a PE pipe. The inner surface of the PE pipe is fixedly connected with a water absorption expansion device. The inner surface of the water absorption expansion device is fixedly connected with a waterproof film, and a longitudinal opening groove is formed in the waterproof film. A self-temperature-control tracing heat belt is spirally connected between the outer surface of the water absorption expansion device and the inner surface of the PE pipe. By means of the ice removing and snow melting protection device used for the bridge stay cable, due to the arrangement of the water absorption expansion device, the stay cable can beisolated from water flow vapor, the corrosion-resisting, waterproof and rustproof effects of the stay cable can be achieved, and the service life of the stay cable is prolonged; the water absorptionexpansion device can absorb melted snow water so that the size can be enlarged, the water absorption expansion device expands outwards from a pipe opening, and stress ice breaking is achieved; and dueto the arrangement of the opening of the PE pipe, vapor generated by evaporation of the water surface around the stay cable can be absorbed, the device is electrified and used when the temperature ishigh, a dehumidifying effect is achieved in summer, the stay cable is protected, and the service life of the stay cable is prolonged.

The invention discloses a sweet scented osmanthus stomach-invigorating corn brewing powder prepared from the following raw materials in parts by weight: 80-120 parts of corn kernels, 20-30 parts of glutinous rice, 30-45 parts of brown rice, 15-20 parts of oat bran, 15-20 parts of sweet-scented osmanthus, 6-9 parts of shiitake mushroom, 8-12 parts of day lily, 10-15 parts of pomegranate, 4-6 parts of whey protein powder, 4-6 parts of a wheat germ powder, 1-2 parts of momordica glycosides, 0.6-0.9 part of citric acid, and a proper amount of a high-temperature-resistant alpha-amylase and a stabilizer. With germination-extrusion puffing-high-temperature-resistant alpha-amylase synergistic treatment, the reconstituability of the puffed powder can be significantly improved, and the digestion utilization rate of the puffed powder is greatly improved; the oat bran is degreased and then is subjected to ultrasonic enzymolysis, water-soluble dietary fibers are extracted, the cost of raw materials is low, the content of the dietary fibers in the finished product meets regulations of national high dietary fiber food; sweet scented osmanthus, pomegranate and other raw materials are added for improving the single mouthfeel of grains and improving the palatability of the finished product; the brewing powder has the health-care effects of invigorating stomach and promoting digestion after being eaten for a long time.

The invention discloses a low-temperature concentration method for liquid materials. The method comprises the following steps: putting to-be-concentrated liquid materials into a low-temperature concentration device, starting the low-temperature concentration device, performing blow boiling low-temperature concentration on the liquid materials, and stopping the low-temperature concentration deviceafter concentration completion. The low-temperature concentration device comprises a boiling pool, an air blower, a two-position three-way solenoid valve, a hollow porous plate, a cover plate and a negative pressure blower. A vent pipe is connected onto the cover plate; the negative pressure blower is arranged at one end of the vent pipe; the air blower is connected with the inlet of the two-position three-way solenoid valve by virtue of a pipeline; two outlets of the two-position three-way solenoid valve are circularly and alternatively opened, so that the first air inlet pipe and the secondair inlet pipe are alternatively communicated with the air blower; the interior of the hollow porous plate is partitioned into two mutually independent intervals. The two-position three-way solenoid valve alternatively enables the two intervals to produce bubbles, so that the convection speed of the bubbles and the liquid materials is accelerated, and evaporation of the moisture in the liquid materials is accelerated. Moreover, the liquid materials on the upper part and lower part in the concentration basin are mixed, and concentration is more uniform.

The invention relates to the field of agriculture, and discloses a water retention and soil fixation method for a peach orchard in a mountain area. The method comprises the steps that 1, ditching andridging are conducted according to the fruit tree line spacing being 2.0-3.5 m; 2, in early October, drilling planting is conducted in the radish, vicia villosa and paspalum natatum mixing sowing mode, wherein the sowing rate of radishes is 10-20 kg / ha, the sowing rate of vicia villosa is 30-60 kg / ha, and the sowing rate of paspalum natatum is 10-20 kg / ha; 3, after sowing is completed, the surfaceof soil is covered with rice straw, wherein the dosage is 2,000-3,500 kg / ha; 4, from early April to mid-June in the next year, the radishes, vicia villosa and paspalum natatum are harvested and all covered and subjected to earth backing. Accordingly, the method is suitable for a new-cultivating orchard in the mountain area in South China, the water and soil loss of the soil can be effectively reduced, the water retention and fertilizer conservation capacity of the soil is increased, physical and chemical properties of the soil are improved conveniently, and rapid growth of fruit trees is promoted.

The invention relates to the technical field of intelligent air conditioners, and discloses a control method used for self-cleaning of an air conditioner. The control method comprises the steps that after an air conditioner self-cleaning instruction is received, the air conditioner is controlled to execute self-cleaning operation including a frosting stage and a defrosting stage; and under the condition that the air conditioner completes self-cleaning operation, a fan of the air conditioner is controlled to reversely run so as to remove water on the surface of a heat exchanger of the air conditioner in a drying manner. After self-cleaning of the air conditioner is finished, the turning direction of the fan of the air conditioner is converted, through the characteristic that the fan reversely runs to generate heat, water evaporation on the surface of the heat exchanger is accelerated, the internal environment humidity of the air conditioner is reduced, bacterium breeding can be effectively avoided, the corrosion process of aluminum foil pieces of the heat exchanger of the air conditioner can be delayed, and therefore the use experience of the air conditioner is improved, and the service life of the air conditioner is prolonged. The invention further discloses a control device used for self-cleaning of the air conditioner and the air conditioner.

The invention discloses a clothes drying machine, comprising a case and a machine body, wherein the lower part of the machine body is provided with an air compressor; an electric heater is arranged above the air compressor; the machine body is internally provided with a drying drawer which can be opened and closed; an air distribution chamber is arranged between the electric heater and the drying drawer and is internally provided with a guide plate and an air collecting port; a drawer bottom partition is arranged at the bottom of the drying drawer; one end of the drying drawer, which is far away from the electric heater, is provided with an air collecting chamber; and the lower part of the air collecting chamber is provided with an exhaust outlet and a liquid collector. The clothes drying machine is characterized in that the upper part of the drawer bottom partition is provided with a microwave transmitter which is fixed on the side wall of the drying drawer; and the lower part of the drawer bottom partition is provided with a dust removing bag for collecting waste short fiber. The clothes drying machine disclosed by the invention has the advantages that the clothes are not deformed, the working efficiency is high, and the environment is protected.

A phosphogypsum pretreatment system belongs to the field of building materials. The system comprises a ground layer, an enclosure wall, wind inlets, a ceiling, fans, material distribution devices, a wind discharging device, automatic material fetching devices, standing columns, a wall inside hot wind channel, a separation wall and underground hot wind channels; the ground layer is arranged in an area formed by the enclosure wall; the enclosure wall is arranged in the circumference of the ceiling; the wind inlets are arranged in the enclosure wall; the ceiling is an arc-shaped structure, the fans are arranged on the material distribution walls; the automatic fetching devices are arranged between the enclosure wall and the material distributing devices; the standing columns are arranged at the middle part of the ceiling; the wall inside hot wind channel is arranged in the separation wall; and the underground hot wind channels are arranged below the ground layer. The system has the characteristics of further utilization of solar energy and preheating furnace preheating, energy saving, acceleration of the evaporation of water in phosphogypsum during material distribution, rapid reduction of the water content of the phosphogypsum, uniform conveying of the phosphogypsum having a stable water content to the preheating furnace, and keeping of the productivity stable.

The invention relates to a grinding and crushing mechanism, in particular to a grinding and crushing mechanism for calcium carbonate extraction. The invention provides a grinding and crushing mechanism for calcium carbonate extraction, which can automatically crush, grind and screen calcium carbonate. A grinding and smashing mechanism for calcium carbonate extraction comprises a bottom plate and a support, wherein the support is arranged on the bottom plate, a grinding mechanism is arranged on the bottom plate, a conveying mechanism is arranged on the support, and the conveying mechanism is matched with the grinding mechanism. By arranging the grinding mechanism, the grinding mechanism operates and grinds calcium carbonate, so that blocky calcium carbonate is ground into powder, and the purpose of automatic grinding is achieved; by arranging the crushing mechanism, the conveying mechanism operates to drive the crushing mechanism to operate; the crushing mechanism crushes blocky calcium carbonate, and the effect of automatic crushing is achieved; and by arranging the screening mechanism, a liquid extraction mechanism operates to drive the screening mechanism to operate, and the screening mechanism screens crushed calcium carbonate solids, so that the purpose of automatic screening is achieved.

The invention relates to the technical field of paper pulp extrusion auxiliary equipment, and concretely relates to paper pulp extrusion auxiliary equipment capable of automatically adjusting the height according to the amount of paper pulp. The equipment comprises a processing table, a telescopic rod is fixedly connected to the inner top surface of the processing table, and an adjusting screw rod is fixedly connected to the lower surface of the telescopic rod; and sliding block plates are connected to the left side and the right side of the lower end of the adjusting screw rod in a meshed mode, an adjusting assembly is movably connected to the left side face of a telescopic rod, and an L-shaped connecting rod is fixedly connected to the lower surface of the adjusting screw rod. The lower adjusting screw rod moves downwards to make an extrusion dewatering plate below the adjusting screw rod get close to a storage tank, so the distance between the extrusion dewatering plate and the storage tank is not changed, the extrusion moving distance of the extrusion dewatering plate is the same, meanwhile, the change of downward pressure is avoided, the effect of automatically adjusting the distance between the extrusion dewatering plate and the storage tank according to the amount of paper pulp is achieved, and the dewatering efficiency of the equipment on the paper pulp is improved.

The invention provides a calcium-magnesium-based composite material for dewatering and curing dredged sludge, and a preparation method and application of the composite material, and can effectively solve the problems that dredged sludge is high in water content, low in bearing capacity, low in compression resistance and shear strength, and the like, and the sludge has good physical and mechanicalproperties after treatment. The calcium-magnesium-based composite material for dewatering and curing dredged sludge comprises the following components based on dry powder: 0.25-1 wt% of a resin superabsorbent polymer (SAP), 6-12 wt% of cement, 6-15 wt% of dead burned MgO, 8-22 wt% of magnesium phosphate, 6-18 wt% of metakaolin, 6-15 wt% of active MgO, 10-25 wt% of magnesium chloride, 2-4 wt% of quicklime, 3-8 wt% of sodium silicate, 3-6 wt% of sodium hydroxide, 15-40 wt% of slag powder and 10-30 wt% of fly ash.

The invention discloses a food sorting and drying machine. The machine comprises a cylindrical shell, an active blade, a filter net, a passive blade, a left wheel type roller with multiple food placing tubes, two cylindrical roller bearings and a first sealing cover; the food placing tubes are used for containing various foods; the active blade is used for pumping dried to-be-purified air into thefood placing tubes of the left wheel type roller; the filter net is used for filtering and collecting grain dust which is 0.5 micrometer or above and bacteria in to-be-purified air, and the dried purified air is obtained; the passive blade is used for rotating according to flowing dried purified air and then driving the left wheel type roller to rotate, the air velocity of the food surface is increased, and water evaporation of the food is accelerated; multiple wind circulation systems are used for conveying wet purified air reflected through the first sealing cover to an atmosphere; comparedwith traditional air drying, the air drying efficiency is improved, and green safe air drying is achieved.

The invention relates to a drying machine, in particular to a yarn drying machine for textile machining. The yarn drying machine for textile machining can rapidly dry yarn and facilitate yarn combing.The yarn drying machine for textile machining comprises a table plate, table legs, a large net plate, a box body, small net plates, a shell, a heating wire, a first supporting rod, a motor and the like, the table legs are arranged on the front, back, left and right sides of the bottom of the table plate, the large net plate is embedded in the table plate, the box body is arranged on the top of the table plate, the box body makes contact with the top of the table plate, and the small net plates are embedded on the left side and the right side of the top of the box body. The heating wire is arranged, the heating wire is heated to rapidly evaporate water on yarn, rapid yarn drying is achieved, a vertical rod and a small clamping rod are arranged, the small clamping rod makes contact with anelastic plate, the small clamping rod clamps yarn, and the yarn is prevented from falling off downwards.