343results about How to "Improve drying uniformity" patented technology

The invention discloses an auxiliary spouting method for improving the uniformity of microwave drying of granular fruits and vegetables, which belongs to the technical field of the processing of fruit and vegetable food. Pretreated fruits and vegetables are placed into a microwave spouting drying bed, the microwave power and the air intake heating temperature are preset, then the central air intake volume and the air intake angle of the spouting bed are adjusted to ensure that a dried material spouts in the spouting bed in different forms, the air intake pressure and the air intake angle are adjusted according to different drying stages of the material at the same time, and the microwave energy received by the material is more uniform than that of the prior fixation or fluidization mode; and the microwave adopts internal heating, so the moisture of the dried fruits and vegetables is effectively and quickly evaporated to achieve the aim of uniform drying. Through the auxiliary spouting method, the material is uniformly heated in a microwave field, the moisture is evaporated quickly, the drying time is greatly shortened, the prior color and luster, shape and nutrient substances of the dried fruits and vegetables can be furthest retained, and the dried fruits and vegetables have porous structures and good rehydration property, thereby obtaining a high-quality dehydrated fruit and vegetable product.

The invention relates to the technical field of freshwater fish processing, aiming to provide a low-temperature making process of a flavored dried fish with low salt. The low-temperature making process of the flavored dried fish with low salt, provided by the invention, comprises the steps of pretreatment, low-temperature salting, desalting and low-temperature drying. According to the invention, the food safety problem of the fish product is solved through low-salt and low-temperature salting, low-temperature drying and no addition of any pigment, essence and preservative; and the produced dried fish has the advantages of good mouthfeel, low salt and high content of highly unsaturated fatty acid.

The invention provides an intelligent static microwave vacuum drier which is used for quickly drying plant extracts, foodstuff, subsidiary agricultural products, chemical products and so on under low temperature to get high quality dry products. In order to solve the defects of the prior art, namely, low dry quality, high energy dissipation, low output, long cycle, large investment, high cost, unstable operation of equipment and so on, the intelligent static microwave vacuum drier can dry materials quickly and uniformly at low temperature in static state. During the drying process, the power, the temperature and the time are intelligently and automatically controlled according to the varieties and the dryness of materials, thus getting high-quality dry materials with the moisture error less than positive or negative 2 percent. The equipment runs stably and dries uniformly; little energy is consumed; little money is invested on equipment without environmental pollution. By comparing the intelligent static microwave vacuum drier with the traditional electrothermal vacuum drying and electrothermal cabinet drying, the energy is saved by more than 90 percent; by comparing the intelligent static microwave vacuum drier with the spray drying, the energy is saved by more than 80 percent; by comparing the intelligent static microwave vacuum drier with the basket microwave vacuum drier, the energy is saved by more than 10 percent. The dry quality is better than the quality of other dry modes.

The invention relates to a loose stock dyeing device and belongs to the technical field of stock dyeing devices. The loose stock dyeing device comprises a cotton grabbing device, a net forming device, a steeping device, a mangle device, a coiling device, a cold-batch fixation device, a uncoiling device, a washing device, a squeezing device, a splitting device and a drying device, wherein the cotton grabbing device, the net forming device, the steeping device, the mangle device, the coiling device, the cold-batch fixation device, the uncoiling device, the washing device, the squeezing device, the splitting device and the drying device are sequentially arranged. A loose stock net after squeezing is sent to the splitting device to be split and sent to the drying device to be dried. According to the technical scheme, the defects that continuous production cannot be performed and processing efficiency is low in the prior art are overcome, and the defects that dyeing is uneven, drying efficiency is low and energy consumption is large in drying loose stock with a net-shaped structure are overcome. In the processing process, stock damage is little, and the quality of finished stock products is ensured.

The invention provides a plastic waste crushing and drying device, and belongs to the technical field of plastic recovery processing. The plastic waste crushing and drying device comprises a box body,a rotating motor, a motor frame, a filtering device, a base, supporting legs and a hot air blower; feeding hoppers arranged on the left side and the right side of the box body, and the feeding hoppers penetrate through the upper wall of the box body; and the rotating motor is arranged right above the box body. According to the device, a rotating shaft is driven by the rotating motor to rotate, the rotating shaft drives rotating crushing blades and a fixed blade to rotate relative to each other to carry out the crushing treatment on the plastic waste, so that the drying degree and the drying speed of the plastic can be improved; the plastic waste falling to the bottom of the box body is lifted upwards through the arrangement of a spiral stirring blade, and meanwhile, an electric heater isused for drying the plastic so that the drying uniformity of the plastic waste can be improved; and the plastic waste adhered to the inner wall of the box body is scraped off through the arrangement of a scraper so that the heat transfer of the electric heater can be facilitated, and rapid drying of the plastic waste can be facilitated.

The invention discloses a continuous type pad printing and coding device. The continuous type pad printing and coding device comprises a workbench, a PLC controller and a pad printing machine. The continuous type pad printing and coding device further comprises a laser coding machine, a conveying component and a drying component. The conveying component comprises a motor, a transmission case, a main chain wheel, a chain and an auxiliary chain wheel. The chain is fixedly provided with multiple fixing seats. Locating blocks are connected to the fixing seats. Brackets are connected to the locating blocks, and the brackets are provided with mold grooves. The side wall of the transmission case is provided with a pad printing locating piece and a coding locating piece. Each locating block is provided with a left groove and a right groove. One end of the transmission case is provided with an infrared sensor. A motor shaft of the motor is sleeved with a wheel disk. Three sensing columns are distributed on the wheel disk. The infrared sensor, the pad printing machine and the laser coding machine are electrically connected with the PLC controller. The continuous type pad printing and coding device conducts continuous pad printing and coding operations on printed objects on a large scale and greatly improves the production efficiency; and pad printing and coding are clearer, the precision is high, the manufactured products are free from fading after being used for a long time and high in recognition capacity.

The invention discloses a glue laminated wood member with controllable dimensional stability and a preparation method thereof, belonging to the field of glue laminated wood preparation. The glue laminated wood member with controllable dimensional stability is composed of laminated sheets and adhesive layers through pressed superimposition, wherein each laminated sheet is an indentation laminated sheet which is processed by using solid-wood dimension stocks through transverse widening and longitudinal lengthening, the indentation laminated sheet is provided with continuous or discontinuous indentations along the texture direction, the adhesive layers adhered to the surfaces of the indentation laminated sheets are arranged between adjacent indentation laminated sheets, and adhesives are filled in the indentations. The glue laminated wood member with controllable dimensional stability is prepared through the steps of processing indentations, controlling the moisture content and the like, and the prepared glue laminated wood member with controllable dimensional stability solves the problems that the durability of common glue laminated wood members is poor caused by that middle-layer plates of the common glue laminated wood members are delaminated or subjected to shear failure or the stress between laminated sheets is concentrated due to environment temperature changes, or the quality of members prepared by using fast-growing wood is uncontrollable, the strength of the members is degraded caused by traditional wood removal through slotting, and the like.

The invention discloses ganciclovir for injection and a preparation method thereof. The preparation is formed by regulating the pH of a solution containing ganciclovir and sodium chloride to 10.0-11.5 by adopting a pH regulator, and freezing and drying repetitively. The freeze-dried powder injection of the ganciclovir for injection has the advantages of high yield, good re-dissolubility, more stable quality and the like; change of related substances during the period of accelerated test is not obvious; and the ganciclovir for injection is safer for clinical application.

The invention provides a hot air circulating oven for medicinal materials. The hot air circulating oven comprises an oven, wherein a placing platform is arranged in the oven and is arranged on the inner wall of the oven through sliding tracks at two sides; the oven is provided with an air heater; a movable track is arranged between the air heater and the inner wall of the oven; the air heater moves left and right through a moving device arranged on the movable track; and two sides of the upper end surface of the placing platform are provided with detecting devices through which the position of the air heater on the movable track is controlled. The medicinal materials are dried through the oven, the movable track and the moving device drive the air heater to move left and right, and furthermore, the medicinal materials are dried on a fixed point by virtue of hot air; the residual heat is recovered by using a heat recovery device, so that resource waste is avoided, and the drying uniformity of the medicinal materials is improved; and a dehumidifying device is arranged for dehumidifying the inside of the oven, so that the drying efficiency is increased.

The invention discloses a method for rapid preparation of fruit and vegetable crisp grains by three-stage atmospheric pressure microwave spouting drying, and belongs to the fruit and vegetable food treatment technical field. The method comprises the technological process for preparation of the fruit and vegetable crisp grains: carrying out fresh fruit and vegetable raw material pretreatment comprising selection, cleaning, grain-sized dicing, blanching and enzyme deactivation and color protection treatment, carrying out three-stage atmospheric pressure microwave spouting drying of the pretreated fruit and vegetable grains, and carrying out packaging storage. Compared with a single hot air drying, the adopted microwave drying technology has the energy saved by 50%-55% and the time shortened by 60%-65%; compared with a single-stage atmospheric pressure microwave spouting drying, the adopted technology has the energy saved by 20%-30% or more and the time shortened by 20%-30%. The pulse spouting is beneficial for improving the uniformity of material drying, and can improve the quality of the fruit and vegetable dried products; besides, the three-stage drying can effectively improve the material loading capacity and the utilization rate of energy consumption, and is beneficial for integrated application of the microwave drying technology and equipment in the fields of agricultural products and food processing.

The invention discloses energy-saving feed particle drying equipment. The energy-saving feed particle drying equipment comprises a storage hopper, a feeding pipe and a drying box. The drying box communicates with the lower end of the storage hopper through the feeding pipe. A first preheating jacket sleeves the outer side of the feeding pipe, the first preheating jacket communicates with the innercavity of the drying box through a first communicating pipe. A second preheating jacket sleeves the outer side of the storage hopper, the second preheat jacket communicates with the first preheat jacket through a second communicating pipe, and the second preheating jacket communicates with an exhaust pipe. According to the energy-saving feed particle drying equipment, through a drying cylinder being a hollow cone, a drum, a rotating joint and an air heater, the uniform blowing of hot air from meshes of the drying cylinder is realized, feed particles spread and sliding down from the surface ofthe drying cylinder are evenly and efficiently dried, and the drying uniformity and the drying effect are improved; and the feed particles are preheated by arranging the first preheat jacket and thesecond preheat jacket, subsequent drying is facilitated, and meanwhile, heat is used fully.

The invention discloses an integral cleaning type medicine drying box. The integral cleaning type medicine drying box comprises a box body with a box door, and is characterized in that the box door is arranged on the front of the box body, a box container is arranged in the box body, a drying cavity is arranged in the box container, an air distribution adjusting sheet and a primary-efficiency filter screen are sequentially arranged on two sides of the drying cavity from inside to outside respectively, a circulating air return cavity is arranged on the left side of the box container, and a circulating air feed cavity is arranged on the right side of the box container. A heat insulation layer is arranged between the box container and the box body, a control box is arranged on the right side of the box body, the top of the right of the box body is provided with an air inlet, a circulating fan is arranged at an air inlet, ventilation and heat radiation pipes are arranged beside the circulating fan, the top of the left side of the box body is provided with a moisture discharge outlet, a dehumidifying fan is arranged at the moisture discharge outlet, a heat exchanger is arranged in the middle of the top of the box body, the air inlet end of the heat exchanger is provided with an intermediate-efficiency filter, and the air outlet end of the heat exchanger is provided with a high-efficiency filter. The integral cleaning type medicine drying box is reasonable in structure, convenient to clean, simple to operate, safe in use, energy saving, environment friendly and wide in using range.

The invention relates to the field of ceramic microwave automatic forming lines and ceramic forming methods, in particular to a ceramic microwave automatic forming line and a ceramic forming method. The ceramic microwave automatic forming line and the ceramic forming method are characterized by comprising a circulated conveying line, an automatic pugging machine and an automatic forming machine, the circulated conveying line is sequentially provided with an automatic mud putting machine, an automatic mold clamping machine and a microwave drying box, the automatic pugging machine is connected with the circulated conveying line through the automatic mud putting machine, and the automatic forming machine is connected with the circulated conveying line through the automatic mold clamping machine. Manual transferring labor is not needed for joining parts between equipment of the ceramic microwave automatic forming line, the automatic degree is high, the production efficiency is high, and the space occupied by the equipment is small; by means of the ceramic forming method, the labor cost is saved, the operation accuracy is high, and the finished product rate is improved; and compared with a traditional drying manner, the microwave drying manner is good in drying uniformity, a blank body is not prone to cracking, the drying time is short, and the energy consumption is low.

The invention provides a quartz sand circulation drying equipment used in building construction, which includes a tank body; There is a bottom cover; the feed pipe is welded and fixed on the left side of the upper cover; the exhaust pipe is welded and fixed on the top side wall of the tank; the exhaust fan is arranged on the exhaust pipe; the discharge is welded and fixed on the left side of the bottom cover tube, the bottom surface of the bottom cover is welded and fixed with a bracket; the interior of the tank is set as a drying chamber; the drying chamber is provided with a hot gas uniform distribution and stirring device and a material lifting device; the present invention utilizes a rotating The air distribution pipe evenly sprays the hot air blown by the hot air blower into the tank, and the quartz sand at the bottom of the tank is stirred and turned by the rotating stirring plate, and the quartz sand is realized by using the rotating lifting cylinder and the lifting device. Circular turning, the cyclic drying of the quartz sand is beneficial to improve the uniformity of drying.

The present invention relates to a method for jointly drying cucumbers by vacuum pulse and negative-pressure pulse-spouted microwave, and belongs to the technical field of fruit and vegetable processing. The processing method comprises the following operation steps: cucumber selection, cleaning and slicing, ultrasonic-assisted color protection with a color-fixing liquid, blanching enzyme-deactivation sterilization treatment with ultrasonic-assisted high-temperature and high-humidity superheated steam, vacuum pulse drying, two-stage negative-pressure pulse-spouted microwave drying, and vacuum packaging. The cucumber product processed by the method has the advantages of short drying time, high effective component retention rate, good quality, cleanness and sanitation.

The invention provides an integrated clay circulation crushing and drying tank for building construction, comprising a tank body; a cover plate is arranged at the top opening of the tank body; an exhaust pipe is welded and fixed on the left side of the cover plate; The surface is equipped with a cleaning device; the feed pipe is welded and fixed on the top side wall of the tank body, and the discharge pipe is welded and fixed on the bottom side wall of the tank body; The middle part of the tank is equipped with a first crushing and distributing device and a second crushing and drying device; the outer wall of the tank is provided with a lifting device; the present invention uses the first crushing and distributing device to shear and pulverize clay in one direction , through the second crushing and drying device, the clay is sheared and crushed in another direction, and the distribution area of ​​hot air is expanded to improve the drying uniformity of the clay; the cyclic crushing and drying of the clay is realized through the lifting device, which is convenient for improving the crushing efficiency. quality and dry quality.

The invention relates to a microwave spraying vacuum drier for drying sticky materials, in particular for chemicals, Chinese traditional medicines and food, and the like, with strong thermal sensitivity as desiccant. The invention comprises a drying container, a feed inlet, a microwave feed-in device and a material atomization device arranged on the top part of the drying container, a container for drying finished products arranged on the lower part of the drying container, a metal screen arranged between the drying container and the container for drying finished products, a vacuum pump joint arranged on the lateral wall of the drying container, a material preheating components connected between the feed inlet and the material atomization device below the microwave feed-in port of the microwave feed-in device and a vibrating mechanism for delivering materials and preventing materials from being sticky to the wall surface. The vacuum drier of the invention has the advantages of simple production, wide application range, as well as comparatively high drying uniformity and efficiency.

The invention discloses a drying device used for textile printing and dyeing. The drying device comprises a device body, a movable bin door, a feed port, a discharge port, a material guide mechanism,a partition plate, a drying mechanism, a flow guide mechanism and a waste heat collection device. Compared with the prior art, the drying device is simple in structure and reasonable in design; textiles are tensioned through the arranged material guide mechanism; hot gas flow is guided into the waste heat collection device through the arranged flow guide mechanism and the arranged waste heat collection device; and waste heat in the hot gas flow is effectively utilized. Furthermore, condensed liquid drops can also be guided out through the flow guide mechanism, it is avoided that because the liquid drops drop to the textiles, the drying effect is influenced, and the drying device is worthy of popularization.

The invention discloses drying equipment for processing honeysuckle of traditional Chinese medicine. The drying equipment comprises a drying cavity and a heat preservation shell, and the heat preservation shell is arranged on the outer side of the drying cavity; and the drying equipment further comprises side plates, drying trays, an exhaust port, an exhaust pipe, a circulating fan, a filter, a gas drying device, an air inlet pipe, drying pipes and air outlets. According to the drying equipment, the drying trays move between every two adjacent drying pipes, on one hand, air flowing inside thedrying cavity can be increased, so that the drying efficiency of the honeysuckle is effectively improved, and on the other hand, the drying pipes can be used for drying the honeysuckle at the bottom of the trays, the drying uniformity of the honeysuckle can be effectively improved, and crushing of the honeysuckle caused by stirring in the drying process can avoided; and the air in the drying cavity is recycled so that the heat loss can be reduced, the drying cost of the honeysuckle can be reduced, the temperature in the drying cavity can be conveniently controlled to be 45DEG C to 50 DEG C, and the drying quality of the honeysuckle is effectively improved through the drying equipment.

The invention provides traditional Chinese herbal medicine drying equipment, which comprises a drying tube body, wherein a drying round plate is arranged at the middle part of the drying tube body; the size of the drying round plate is matched with the inner wall of the drying tube body; a plurality of ventilation holes are uniformly formed in the drying round plate; the two side ends of the drying round plate are provided with a rotating shaft; the rotating shaft is rotationally connected with the inner wall of the drying tube body; a temperature sensor is arranged on the inner wall of the drying tube body; a filtering net plate is arranged on the upper end of the drying tube body; a waste material cover covers the filtering net plate; the top end of the waste material cover is communicated with a waste material pipe; a fixing ring is supported on the outer wall of the drying tube body; the lower end, supporting the fixing ring, is fixedly provided with a support rod; a discharging opening is formed right under the drying tube body; a heating box is connected onto the side wall of the lower end of the drying tube body through the air inlet pipe; the air inlet end of the heating box is connected with a blast blower; a controller is arranged on the outer wall of the heating box. The traditional Chinese herbal medicine drying equipment has the advantages that the structure is simple; the design is reasonable; medical materials can be sufficiently and uniformly dried; the temperature inside the tube body is controlled; the finished product quality and the finished product obtaining efficiency of the medical materials are improved.