24results about How to "Improve inner quality" patented technology

The invention belongs to the field of processing of agricultural products, and particularly relates to a processing method of mulberry leaf white tea, aiming at the problems that the existing product is single in type, heavy in green smell, cool in nature and unfriendly to people with poor spleen and stomach, the invention provides the following scheme: the method comprises the following steps: S1, variety selection: selecting an excellent mulberry variety as a raw material for processing mulberry leaf tea; s2, mulberry leaf picking; s3, mulberry leaf cleaning and cutting: after fresh mulberry leaves are picked, firstly cleaning to remove dust attached to the surfaces, and then rinsing for 2-3 times; after cleaning, cutting into small blocks of 2cm * 4cm; s4, airing: the cleaned mulberry leaves are uniformly spread and then placed in a withering trough, the uniform spreading thickness is smaller than 1.5 cm, and cold air is firstly blown to remove water on the surfaces of the leaves, the mulberry leaf white tea product is developed by adopting an innovative process, the technical parameters such as mulberry variety selection, raw material picking and processing links in mulberry leaf tea processing are optimized, and the appearance and internal quality of the mulberry leaf tea product are improved.

The present invention provides a gradual change rail-type drawing form for overflow surface concrete lining and a construction method thereof, wherein the rail-type drawing form comprises a template system, the template system comprises a first template and a second template, the first template and the second template are connected by a slideway, a guide rail is arranged on the gate pier, the ends of the first template and the second template are matched with the guide rail by a sliding shoe, and the template system is lifted by a lifting system. The rail-type drawing form and the construction method can realize the construction of the rail-type drawing form for the construction of overflow surface concrete of unequal width, and realize continuous construction.

The utility model discloses a heat treatment drawing device for preparing a high-strength and high-conductivity copper alloy, which relates to the field of metal drawing heat treatment and comprises a working box, working ports are arranged above two ends of the working box, a working side cover is mounted on one side of the working box, and the working side cover is provided with a working cavity. A cooling mechanism for rapidly cooling drawn wires is arranged on one side of the working box and comprises a cooling water tank, the cooling water tank is installed on one side of the bottom in a cavity of the working box, a drainage plate is installed on the top of the cooling water tank, and a flow guide frame is installed on the outer side of the top of the drainage plate; a water outlet is formed in one end of one side of the top of the drainage plate, a water drawing pipe is installed at one end of one side of the bottom of the drainage plate, and a water pump is installed at one end of one side of the top of the drainage plate. Heating and cooling of the heat treatment device are perfectly combined through the cooling mechanism, the matching degree is improved, the operation efficiency is prevented from being reduced, the production efficiency is prevented from being influenced, and meanwhile the inherent quality of manufactured drawn wires is improved.

This invention discloses a method for topping tobacco leaves in cigar tobacco cultivation. This method ensures uniform growth of tobacco plants in the field, regulates nicotine content in the leaves, and improves yield and overall usability. The method includes the following steps: S1, Timing Determination: The optimal time for topping is determined when the tobacco plant has 14-16 leaves, with the top leaf reaching 2-3 cm in length; S2, Topping Operation: The top growing point of the tobacco plant is removed; S3, Post-processing: The removed growing point is collected and disposed of outside the field. Topping can improve tobacco quality, promote leaf growth and biomass, thereby increasing yield; it can make leaves thicker, more oily, and better colored; it can also effectively regulate the content of nicotine and other chemical components in the tobacco leaves, making them more balanced, thus improving intrinsic quality; and it can also improve the overall usability of the tobacco leaves.

The invention discloses a release agent for casting a refractory material and a preparation method of the release agent. The formula of the release agent comprises 55-65% of high-purity silicon carbide, 35-46% of a polyvinyl alcohol solution, 0.4-0.9% of sodium benzoate, 0.01-0.05% of octanol and 0.5-2.0% of xanthan gum. Wherein the mass percentage SiC content of the high-purity silicon carbide is greater than or equal to 97%, and the particle size is 1-2mm; the mass percent concentration of the polyvinyl alcohol solution is 4-14%. The preparation method comprises the steps of weighing, burdening, stirring and mixing, dispersing by a colloid mill and the like. The release agent can obviously prevent sand burning of a sand mold to the fused-cast refractory product, reduces the demolding resistance of the product after annealing, and improves the casting quality of the fused-cast refractory product.

The invention provides optical glass, which comprises the following components in percentage by weight: 16 to 33 percent of P2O5; nb2O5: 40% to 55%; 1 to 13 percent of TiO2; 1 to 15% of BaO; and 0.5 to 15% of Na2O. Through reasonable component design, the optical glass obtained by the invention has excellent inherent quality while having expected refractive index and Abbe number, and meets the use of high-performance optical instruments.

The invention discloses a microdomain environment building method for imitating wild cultivation under a morchella forest, and relates to the technical field of edible fungus cultivation, the method comprises the following steps: selecting an under-forest area with canopy density of 0.7-0.9 for ecological transformation, applying an organic material, and disinfecting; the temperature is controlled to be 15-20 DEG C by comprehensively applying canopy shading, a sunshade net, a small arched shed and the like, the air humidity is maintained to be 80%-90% through monitoring of a sensor and spraying or drip irrigation, and the soil water content is controlled to be 60%-70%; a bionic matrix formed by mixing wood sections, branches and fallen leaves is laid, and after strains are sown, the seedlings are covered with nutrient covering soil formed by mixing under-forest humus soil, turfy soil and vermiculite; selecting high-quality strains for inoculation; an Internet of Things system is arranged to monitor temperature, humidity, illumination and COO in real time, and environment factors are automatically adjusted; performing fine management according to the growth stage and adopting green prevention and control; the method can significantly improve the yield, quality and cultivation success rate of morchella esculenta, and has the advantages of being eco-friendly, low in cost and replicable.

This invention discloses a hot isostatic pressing densification method for impregnated coating of ball valve cores, belonging to the field of metal surface coating technology. The method specifically includes the following steps: (1) substrate pretreatment and coating preparation; (2) activation of the coating's thermoplastic state; (3) encapsulation-type near-isostatic pressing densification treatment; and (4) unloading, cooling, and finishing. The core of this invention lies in the synergistic effect of "thermoplastic softening" and "uniform pressure application with full spherical encapsulation." By applying a uniform pressure of approximately isostatic pressure to the coating in its thermoplastic state, the internal pores are efficiently closed, improving the coating's density and overall mechanical properties without damaging the coating's integrity or the workpiece's geometric accuracy.

This utility model provides a multifunctional citrus-specific fruit bag, relating to the field of citrus planting technology. It includes a first bag body and a second bag body disposed within the first bag body. The inner side of the first bag body is provided with a mesh bag, and the first bag body has ventilation holes. The bottom of the second bag body has a breathable cotton layer, and the second bag body has breathable micropores. This utility model can improve air permeability while also providing good insect-repellent effects.

The stir-frying auxiliary device comprises a connecting rod and a dome which is arranged on the lower side of the connecting rod and is used for supporting rotation, an inner sleeve is arranged at the tail end of the upper side of the connecting rod, an inner sleeve cavity is formed in the inner side of the inner sleeve, a handle is arranged outside the upper side of the inner sleeve, and the outer side of the inner sleeve is provided with an outer sleeve cavity. An inner driving cavity is formed in the inner side of the grip, a spring is arranged in the middle of the inner side of the inner driving cavity and the inner side of the inner sleeve, a driving thread is arranged at the joint of the grip and the inner sleeve, and due to the unique structure and connection mode of the sweeping ring, the sweeping ring can conduct irregular sweeping action at the bottom of the wok. The complex motion trail can cover all areas at the bottom of the wok, and the situation that local heating of the tea leaves is not uniform is avoided. The tea leaves on the edge or the center of the frying pan can be fully stir-fried, it is guaranteed that the heating degree and the stir-frying degree of each piece of tea leaves are consistent in the processing process, and the stir-frying uniformity of the tea leaves is remarkably improved.

The invention discloses a low-alloy wear-resistant steel forming method based on dynamic zooming-current coupling. The low-alloy wear-resistant steel forming method comprises the following steps that S1, powder is laid; s2, preheating is conducted; s3, carrying out partitioned melting; s4, cooling; and S5, stress relief annealing. According to the low-alloy wear-resistant steel forming method based on dynamic zooming-current coupling, compared with traditional constant parameter scanning, a dynamic zooming-current coupling scanning mode is provided, the real-time control capability of an electron beam is improved from position control to energy form cooperative control, and therefore the real-time control capability of the electron beam is improved. The crystal grains are refined and the tissues are densified by actively manufacturing molten pool oscillation, so that the internal quality of a formed part is fundamentally improved; by means of molten pool disturbance caused by zooming, the grain size of the low-alloy wear-resistant steel is averagely reduced by 30%-40%, meanwhile, the obvious columnar crystal growth direction is broken, and the mechanical property difference between the Z axis (construction direction) and the XY plane (horizontal direction) is reduced to be within 5%.

The invention relates to the technical field of tobacco baking, and provides a baking process based on the quality of fresh tobacco leaves of Xiangyan No.7. The baking process comprises the following steps: S1, carrying out near infrared spectrum scanning on harvested fresh tobacco leaves to obtain near infrared spectrum data of each tobacco leaf; s2, dividing the near infrared spectrum data into a training set and a test set; s3, taking the near infrared spectrum data of each tobacco leaf in the training set as an input vector, inputting the input vector into a self-organizing neural network model for clustering, and dividing the tobacco leaves into three subsets; s4, aiming at the three divided subsets, baking process parameters are optimized according to a three-section baking process, and the three-section baking process comprises a yellowing period, a color fixing period and a stem drying period; and S5, performing near infrared spectrum scanning on newly harvested tobacco leaves, classifying the newly harvested tobacco leaves through the self-organizing neural network model, determining subsets to which the newly harvested tobacco leaves belong, and according to the baking process curves corresponding to the subsets, sequentially executing the baking processes of a yellowing period, a color fixing period and a stem drying period.

The invention relates to the related technical field of concrete processing, in particular to a building concrete demolding and transferring device which comprises a vehicle body, a base plate, a lifting assembly, a storage box, a lining plate and a circulating pipeline assembly. The front part of the substrate is provided with a notch, and the rear part is provided with a storage box which is filled with a phase-change material. The lifting assembly is installed at the bottom of the vehicle body, and a lifting plate at the top is embedded into the notch. The annular lining plate is installed at the top end of the front portion of the base plate, a first annular groove and a second annular groove which are arranged inside and outside are formed in the top of the annular lining plate, a first spiral pipeline, a heating plate and a second spiral pipeline are embedded in the first annular groove and the second annular groove respectively, and the top is sealed through a top sealing plate. The circulation pipeline assembly is connected with the storage box and the two spiral pipelines to form a circulation loop. Concrete hydration heat is recycled through the phase change material for subsequent demolding, integration of intelligent temperature control curing and lossless thermal expansion demolding is achieved, the transfer function is integrated, and the production quality and efficiency are greatly improved.

The invention discloses a special organic fertilizer for preventing and controlling tobacco black shank and a preparation method thereof.The special organic fertilizer is prepared from corn straw, rice husk charcoal, a biological leavening agent, limonin, salicylic acid, plant ash, shrimp shell powder and soluble potassium silicate, and the biological leavening agent is tarlaromyces flavus powder; the preparation process comprises the following steps: acidizing the prawn shell powder, crushing and fermenting the corn straws, the rice husk charcoal and the acidized prawn shell powder, increasing the activity of the tarlaromyces flavus powder by using limonin and salicylic acid, carrying out secondary fermentation, and finally granulating and drying. The growth and development of tobacco root systems are promoted, the stress resistance of the tobacco is enhanced, and the occurrence of soil-borne diseases is reduced, so that the yield of the tobacco is increased. Meanwhile, the tobacco absorbs more comprehensive and balanced nutrients, and the internal quality of the tobacco leaves is improved.

The utility model discloses a tea leaf fixation hot-blast stove which comprises a box body and a hot air chamber arranged in the box body, one end of the hot air chamber is provided with a hot air outlet, a combustion chamber is arranged in the hot air chamber, the combustion chamber is connected with a group of heat exchange box bodies in series, and the tail ends of the heat exchange box bodies are connected with a smoke exhaust device. An air inlet chamber is arranged at one end of the hot air chamber in the box body, a group of heat exchange pipes communicated with the air inlet chamber are arranged in the heat exchange box body, and air in the air inlet chamber sequentially enters the heat exchange pipes of the heat exchange box body for heat exchange, then enters the hot air chamber and is discharged from the hot air outlet. Heat generated by fuel combustion can be fully utilized, heat dissipation loss and smoke exhaust heat loss are effectively reduced, the heat conversion rate is remarkably improved, and the hot blast stove can be widely applied to the field of tea leaf fixation hot blast stoves.

This application relates to a foaming system, including an air supply unit, a foaming unit, and a host computer control system. The air supply unit includes an air source and an air delivery pipeline. A proportional valve, an air flow regulating valve, and an air flow meter are connected in series on the air delivery pipeline. A pressure acquisition element is installed inside the air delivery pipeline, configured to monitor the downstream pressure value of the proportional valve in real time. The host computer control system is configured to set the air flow value and control the opening degree of the proportional valve and the air flow regulating valve, while simultaneously controlling the loading pressure value of the air source, ensuring that the loading pressure value of the air source is maintained at least 0.2 MPa higher than the downstream pressure value of the proportional valve. This application also relates to a method for controlling the compressed air flow rate of the foaming system, applied to the foaming system disclosed in this application. This application ensures that compressed air is stably delivered to the foaming system at the set flow rate through the coordinated control of the proportional valve and the air flow regulating valve, combined with a dynamic balance design between the air compressor loading pressure and the downstream pressure of the proportional valve.

The invention relates to the technical field of flower processing treatment, in particular to photoelectric color sorting impurity removal and grading equipment for fresh jasmine flowers, and aims to efficiently and accurately realize impurity removal and quality grading of the fresh jasmine flowers in the early processing stage and meet the requirements of the flower industry for high quality and standardization of fresh jasmine flower raw materials. Fresh jasmine photoelectric color sorting impurity removal and grading equipment comprises main equipment, a feeding device and a display assembly are arranged on the top face of the main equipment, and a photoelectric detection system, an air injection impurity removal device, a grading device and a discharging device are arranged in the main equipment; advanced photoelectric detection and precise air injection impurity removal are combined, various impurities in the fresh jasmine flowers can be rapidly and accurately recognized and removed, the impurity removal rate reaches 95% or above, the impurity removal efficiency is improved by dozens of times compared with traditional manual impurity removal, and the purity of the fresh jasmine flower raw materials is greatly improved.

A composite casting mould for casting a metal round bar comprises a graphite inner pipe, a metal outer pipe and a metal base plate, the metal base plate is provided with a boss, and the graphite inner pipe is embedded in the metal outer pipe and arranged on the boss arranged on the metal base plate. The casting mold is easy to install, a casting rod is easy to demould, an ejection device is not needed, the production efficiency is high, and the service life of the casting mold is long; the graphite inner pipe is good in adiabaticity, the axial feeding capacity of the casting mold is improved, and the surface quality and the internal quality of the cast metal round rod are good. The device is particularly suitable for casting various special steel, high-temperature alloy round bars and the like with high surface quality requirements.

The present invention discloses a process for preparing a carbon fiber flame retardant composite sheet, and the present invention relates to the technical field of preparing a carbon fiber flame retardant composite sheet. The preparation of the carbon fiber flame retardant composite sheet is completed by the cooperation of a processing table, an L-shaped frame, a gradually expanding hot pressing mechanism and a trimming mechanism. The gradually expanding hot pressing mechanism includes an upper hot pressing plate, and a plurality of strip frame groups are fixedly connected to the upper part of the upper hot pressing plate at equal intervals in the circumferential direction. A pressure column fixedly connected to the upper part of a scraper through a fixed plate is used to cooperate with a lifting strip to move the edge strip auxiliary pressure plate upward and separate from the aramid honeycomb carbon fiber composite plate, and a driving unit arranged on the gradually expanding hot pressing mechanism to drive the scraper to move. After the hot pressing of the present invention is completed, the hot pressing equipment is separated from the edge of the composite plate, but the top pressure on the middle of the composite plate can still be maintained, and then the cutting and trimming after hot pressing are completed at the same position, which simplifies the production process, reduces the steps of repeated handling, reduces the risk of damage to the surface and edge of the product, and improves the appearance and quality of the product.

The invention discloses exogenous spraying liquid for tobacco leaves and application of the exogenous spraying liquid. The exogenous spraying liquid is prepared by mixing an EBR solution, an inositol solution and a Tween 80 solution. The invention further discloses application of the exogenous spraying liquid for the tobacco leaves in the aspects of promoting the maturity of the tobacco leaves before harvesting and improving the quality of flue-cured tobaccos. According to the method, the exogenous spraying liquid formed by mixing the EBR solution, the inositol solution and the Tween 80 solution is sprayed before the tobacco leaves are harvested, the chlorophyll content can be reduced, the tobacco leaves are promoted to be mature, the appearance quality of the tobacco leaves is improved, the internal chemical components are improved, the quality and economic value of flue-cured tobaccos in the honey-sweet-flavor ecological region are remarkably improved, and the method is suitable for being popularized in the honey-sweet-flavor ecological producing region.

The invention provides optical glass, which comprises the following components in percentage by weight: 30 to 40 percent of SiO2; 1 to 10 percent of B2O3; zrO2: 0.5 to 10 percent; 32 to 43 percent of BaO; 3 to 13 percent of CaO; 1 to 10% of TiO2; and 1 to 10% of ZnO, wherein the ratio of (ZrO2 + CaO) / (TiO2 + ZnO) is 0.3 to 5.0. Through reasonable component design, the optical glass has excellent chemical stability and inherent quality.

The invention discloses a safe production method for secondary aluminum alloy deep well casting, and relates to the technical field of secondary aluminum alloy casting, the safe production method comprises the following operation steps: S1, raw material pretreatment: carrying out drying treatment on crushed and impurity-removed secondary raw materials through hot air drying equipment; s2, inert gas protection smelting: smelting the pretreated raw materials by using a smelting furnace, heating to 800-850 DEG C at a heating rate of 15-20 DEG C / min, introducing argon into the furnace, and controlling the argon flow to be 0.8-1.2 m / h to form a melt; according to the safe production method for deep well casting of the regenerated aluminum alloy, a full-process safety system of three-stage impurity removal, inert gas protection and multi-stage emergency response is constructed, the smelting hidden danger caused by impurities is eradicated from the source, the oxidation reaction is cooperatively controlled by means of a micro-positive pressure environment and inert gas, and the risk of melt eruption is reduced.

The utility model relates to an adjustable special lifting device for ALC light partition boards, which comprises a lifting ring, a steel wire rope and a lifting fixture, the lifting ring is connected with the lifting fixture through the steel wire rope, the lifting fixture forms a double-clip type structure through clamping arms of two crank arm structures, a row of adjusting holes are arranged on the crank arms on the clamping arms, and the lifting ring is connected with the lifting fixture through the steel wire rope. Adjusting holes are formed in the two clamping arms, the two clamping arms are connected through pin shafts arranged in the adjusting holes, protection plates are arranged on the inner sides of lower connecting levers of the two clamping arms, anti-skid plates are arranged on the inner sides of the protection plates, and the two anti-skid plates on the inner sides of the two clamping arms are of a concave-convex opposite structure. The integrity of the ALC light partition wall board is guaranteed, the appearance quality and the internal quality of the ALC light partition wall board after installation are improved, the working efficiency is improved, the repairing procedure after the ALC light partition wall board is damaged is avoided, the construction cost is reduced, and the used wallboard separating and hoisting device is simple in structure and safe and convenient to use.