525 results about "Colza oil" patented technology

The invention discloses a self-adaptive optimization control system and method for rapeseed oil squeezing, and the method comprises the steps: obtaining rapeseed oil squeezing historical data, constructing a rapeseed oil squeezing reference library and a rapeseed oil squeezing prediction model, matching the rapeseed oil squeezing reference library to obtain an initial operation technology of an oil press, and carrying out the rapeseed oil squeezing to obtain an actual oil output index; obtaining a first predicted oil output index, obtaining an oil press bearing wear rate and an oil press state index according to the oil press operation current and the oil press operation state, correcting the first predicted oil output index to obtain a second predicted oil output index, and calculating an oil output index deviation; and selecting a process optimization strategy according to the oil outlet index deviation and the oil press bearing wear rate, and obtaining the optimized operation process of the oil press according to the process optimization strategy. The method not only can improve the efficiency and accuracy of rapeseed oil squeezing optimization control, but also has good interpretability, and can be directly applied to a rapeseed oil squeezing self-adaptive optimization control system.

The invention discloses a multi-objective optimization method for rapeseed oil processing parameters and a related device, and the method comprises the steps: determining the processing parameters in a rapeseed oil processing process, taking the processing parameters as input variables, and taking oil yield, energy consumption and volatile compound content under degumming as output variables to construct an objective function; initializing a group of populations comprising a plurality of particles according to a particle swarm algorithm, and setting a fitness function to evaluate the advantages and disadvantages of each particle; calculating the fitness value of each particle in the population according to the rapid non-dominated sorting and the congestion degree result; and selecting a filial generation population according to the fitness value of each particle, and carrying out crossover operation and mutation operation on the filial generation population to generate new particles to obtain an optimal solution set containing a plurality of non-dominated solutions. Particle swarm multi-objective optimization is carried out on processing parameters based on the oil yield, the energy consumption and the volatile compound content under degumming, and it is ensured that the optimal expected performance and benefits are achieved in the actual processing process.

The invention relates to the technical field of squeezed rapeseed oil processing, in particular to a strong-fragrance squeezed rapeseed oil processing device which comprises an outer frame, a stirring mechanism, a squeezing mechanism, a squeezing mechanism, a squeezing mechanism, a squeezing mechanism and a squeezing mechanism. The heating assemblies are arranged on the two sides of the heating frame; the filter screen is obliquely arranged and located below the discharging pipe, and vibration assemblies are installed on the left side wall and the right side wall of the filter screen; the driving device is fixedly installed on the outer wall of one side of the outer frame, the output end of the driving device is located in the outer frame, and multiple sets of rotating rollers are installed at the output end of the driving device; and the crushing mechanism is arranged below the filter screen. According to the device, on one hand, the rapeseeds can be rapidly cooled, aroma components of the rapeseeds are prevented from being volatilized, on the other hand, the rapeseeds with different particle sizes can be classified, subsequent single smashing is facilitated, and the quality of squeezed oil is guaranteed.

The invention provides a diglyceride oil composition for reducing lactone as well as a product and a preparation method thereof, and relates to the technical field of functional grease processing. The preparation method of the diglyceride oil composition comprises the following steps: (1) mixing corn oil and high oleic acid peanut oil, adding glycerol and water, then adding rhizomucor miehei lipase and pseudomonas onions lipase, and reacting to obtain a material A; (2) mixing sea buckthorn seed oil, acer truncatum seed oil and rapeseed oil, adding glycerol and water, adding candida antarctica lipase B and rhizopus oryzae lipase, and reacting to obtain a material B; and (3) mixing the material A and the material B, heating and centrifuging, taking an upper-layer oil sample, and distilling under a vacuum condition to obtain the diglyceride oil composition. The diglyceride oil composition prepared by the invention has a good effect in the aspect of reducing the internal fat.

The rapeseed oil degreasing device for rapeseed oil production comprises an oil drum, two scraping plates are symmetrically assembled in the oil drum, the upper ends of the two scraping plates are fixedly connected with telescopic rods, the middle connecting areas of the two scraping plates are connected through a rotating bearing, and the telescopic rods penetrate through the oil drum and are fixedly connected to the bottom of a first transmission wheel; the outer portion of the first transmission wheel is in transmission connection with a conveying belt, the other end of the conveying belt is in transmission connection with a second transmission wheel, the bottom end of the second transmission wheel is in transmission connection with a rotating shaft, the upper end of the second transmission wheel is connected with an output shaft of a driving motor, and the bottom end of the rotating shaft is fixedly connected to the upper surface of the oil barrel; the telescopic air cylinder is fixedly connected to the supporting frame, the supporting frame is fixedly connected to the upper surface of the oil drum, connecting rods are fixedly connected to the left side and the right side of the air cylinder, and the bottom ends of the connecting rods are fixedly connected to the upper surface of the first transmission wheel.

The invention provides a yak healthy feeding optimization method and system based on machine learning. The yak healthy feeding optimization method comprises the steps of obtaining a basic data set; according to the basic data set, performing erucic acid metabolic pathway feature construction to obtain a feature set representing erucic acid mediated lipid metabolic pathway; according to the lipid metabolism path feature set, meat quality improvement effect quantification is carried out, and probability distribution of unsaturated fatty acid deposition efficiency is obtained; according to the probability distribution, feeding amount reverse deduction is carried out, and a high-erucic-acid rapeseed oil intake interval is obtained through calculation; health benefit balance is carried out according to a high-erucic acid rapeseed oil intake interval, and a stable feeding strategy is obtained; biological rationality verification is carried out according to a stable feeding strategy, the continuity of the mapping relation between the feeding amount and the meat quality index is analyzed based on the topological structure of the feature space, and a healthy yak feeding optimization scheme is obtained. The feeding precision, the meat quality improvement effect stability and the yak health guarantee level are improved.

The invention relates to the technical field of physical property analysis, in particular to a rapeseed oil quality detection method and device and a storage medium. Determining Raman spectrum data of the rapeseed oil sample based on the oleic acid concentration and the erucic acid concentration; determining a peak intensity contribution coefficient based on the Raman spectrum data; based on the oleic acid concentration, the erucic acid concentration and the peak intensity contribution coefficient, constructing a rapeseed oil quality detection model; and performing quality detection on Raman peak characteristics of to-be-predicted rapeseed oil based on the rapeseed oil quality detection model to obtain a detection result of the to-be-predicted rapeseed oil. According to the method, the prediction precision of the rapeseed oil quality is improved.

The utility model relates to the technical field of rapeseed oil processing, in particular to a steaming and frying device for rapeseed oil processing, which comprises a rapeseed steaming and frying barrel, a top ring fixedly mounted on the upper side of the rapeseed steaming and frying barrel, a support fixedly connected to the top ring, a top plate fixedly mounted on the support, a motor fixedly mounted on the top plate, and a rotating shaft fixed at the output end of the motor. A stirring and heating mechanism is arranged on the rotating shaft; the stirring and heating mechanism comprises an upper stirring plate and a lower stirring plate which are fixedly mounted on the side wall of the rotating shaft. According to the utility model, through the arrangement of the stirring machine heating mechanism, each rotating component synchronously heats rapeseeds while stirring the rapeseeds, so that the rapeseeds are more uniformly heated, and the contact between the rapeseeds and the heating component always changes along with rotation, so that the rapeseeds are not easy to be burnt during heating, and the practicability is improved; in addition, the scraper is arranged at the bottom of the rotating shaft to prevent the rapeseeds from remaining at the bottom of the rapeseed steaming and frying barrel, and practicability is further enhanced.

The invention belongs to the technical field of edible vegetable oil quality analysis, and discloses a construction method of a step-by-step temperature compensation model for thermal oxidation rapeseed oil quality detection based on an ultrasonic diagnosis technology. The invention aims to solve the problem that the environment temperature change can influence the sound wave pulse signal when the rapeseed oil quality is detected by utilizing an ultrasonic diagnosis technology. According to the method, a plurality of partial least squares (PLSR) or random forest method (RF) models are respectively established by adopting each integer temperature in a temperature range of 22-32 DEG C and correspondingly acquired ultrasonic data parameters in combination with physical and chemical data parameters acquired at the temperature; the prediction pertinence and accuracy of the temperature compensation model are improved in a mode of constructing a plurality of sub-models, and meanwhile, a training set, an internal verification set and an external verification set are introduced to perform multiple verification evaluation on the model, so that the prediction performance and stability of the model are ensured, and a quality index prediction value output by the model is closer to an actual quality index; and the accuracy and effectiveness of detection data are ensured.

The utility model discloses an anti-precipitation device for rapeseed oil squeezing, including tank body, oil inlet pipe, oil outlet pipe and heater, the oil inlet pipe is communicated with the top of tank body, the oil outlet pipe is communicated with the bottom of tank body, the heater is communicated with the left side of tank body, the top of tank body is fixedly equipped with a water storage tank, and the water storage tank is fixedly equipped with a water pump. And the left side of the top of the water storage tank communicates with a liquid injection pipe. By arranging the water storage tank, the water pump, the telescopic pipe, the connecting pipe and the annular spraying pipe, the water pump can effectively suck water in the water storage tank, then the water pump conveys the water to the annular spraying pipe through the telescopic pipe and the connecting pipe, the interior of the tank body can be cleaned through the annular spraying pipe, and the problem that the device is not provided with a cleaning structure, and cleaning is inconvenient is solved. The problems that after rapeseed oil is stored for a long time, some impurities are accumulated in the anti-precipitation device, the production quality of oil products is influenced, an oil tank is blocked and corroded, and the service life of the anti-precipitation device is influenced are solved.

The invention discloses a composite additive for vegetable insulating oil and a preparation method, and belongs to the technical field of insulating oil. The composite additive provided by the invention comprises insulating oil base oil and an additive, the base oil is rapeseed oil, and the additive is composed of an antioxidant, a pour point reducing agent and a metal corrosion inhibitor. The mass of the antioxidant, the mass of the pour point reducing agent and the mass of the metal corrosion inhibitor account for 6%-10%, 4%-8% and 2%-5% of the mass of the base oil respectively. The composite additive provided by the invention can significantly improve the oxidation resistance and low temperature performance of the vegetable insulating oil, and has good compatibility with the vegetable insulating oil. According to the preparation method of the composite additive provided by the invention, the insulating oil and the additive are prevented from being subjected to oxidation reaction under the conditions of high temperature and oxygen contact to a certain extent, and a quality guarantee is provided for subsequent use of the vegetable insulating oil.

The invention discloses a bumblebee candida for efficiently producing sophorolipid as well as a construction method and application of the bumblebee candida. According to the invention, metabolic transformation is carried out on a wild type strain of candida bumblebee, a peroxisome membrane transporter gene PXA1 is knocked out, so that a beta-oxidation pathway of fatty acid competing with a sophorolipid synthesis pathway is moderately inhibited, and on the basis, an endogenous potent promoter pENO is utilized to enhance expression of CYP52M1; therefore, the bumblebee candida engineering bacteria for efficiently producing sophorolipid are constructed. Compared with an original strain, the recombinant candida bumblebee has the advantages that efficient conversion of a fermentation substrate and high yield of sophorolipid can be realized, and the sophorolipid yield of shake flask fermentation reaches 88.50 g / L. The strain is fermented in a 5L fermentation tank and fermented for 7 days after rapeseed oil is added, 232.27 g / L of crude sophorolipid is produced, and high productivity is kept.

The invention discloses a rapeseed oil leaching processing wet meal desolventizing device and method, and relates to the technical field of wet meal desolventizing devices. Comprising a conveying shell, the conveying shell is provided with a desolventizing mechanism used for processing wet meal through rapeseed oil leaching, the desolventizing mechanism comprises a feeding assembly, the feeding assembly comprises a feeding shell fixed to the upper end of the conveying shell, and a transmission shaft is connected to the interior of the feeding shell in a penetrating mode. The pressure in the storage container is reduced through the vacuum pump, so that the boiling point of the solvent is reduced, the condensation process is accelerated, impurities in solvent steam are effectively removed through filtering of the second filter screen, it is ensured that the condensed solvent is pure and free of impurities, and the first mounting plate and the second mounting plate are connected through bolts, so that the filter cylinder is convenient to disassemble and replace, and the interior is convenient to clean; the vacuum pump is used for reducing the pressure in the storage container, the condensation process is accelerated, and the condensation efficiency is improved.

The utility model discloses rapeseed oil processing and screening equipment which comprises a screening cylinder, three screening nets are arranged in an inner cavity of the screening cylinder, rotating shafts are fixedly installed in the middle of the front side wall and the middle of the rear side wall of each screening net, the rotating shafts are rotatably installed on the screening cylinder, gears are fixedly installed on the three rotating shafts on the front side, and gears are fixedly installed on the gears. A driving mechanism is arranged on the front side wall of the screening barrel and comprises a lifting rod and a driving assembly, three racks distributed at equal intervals are fixedly welded to the side wall of the lifting rod, the three racks are in engaged connection with the three gears correspondingly, guide rods are fixedly welded to the top end and the bottom end of the lifting rod correspondingly, and the guide rods are fixedly welded to the top end and the bottom end of the lifting rod correspondingly. Two guide bases are fixedly welded to the front side wall of the screening cylinder, and the two guide rods are slidably connected to the two guide bases correspondingly. According to the rapeseed oil screening device, the three screening nets can be turned over in a reciprocating mode in the screening process, rapeseed oil materials can be turned over back and forth on the screening nets during screening, screening is conducted, and the screening efficiency is greatly improved.

The utility model belongs to the technical field of rapeseed oil production, and particularly relates to an elutriation device for rapeseed oil production, which comprises a cleaning box, a water outlet is arranged on one side of the cleaning box, an electric telescopic rod is arranged on the outer wall of the cleaning box, and the output end of the electric telescopic rod is connected with a mounting frame. The electric telescopic rod is started to drive the installation frame and the washing basket at the bottom of the installation frame to be taken out of the washing box, then the shifting block is shifted to enable the clamping pin to be separated from the clamping groove, the washing basket is arranged between the two sliding rails, and the washing basket is arranged between the two sliding rails. At the moment, the elutriation basket is pulled through the handle, so that the elutriation basket moves outwards on the sliding blocks along the sliding rails, and the elutriated rapeseeds and the elutriation basket can be taken out more conveniently.

The invention relates to the technical field of rapeseed oil processing, and discloses a rapeseed oil squeezing and leaching process integrating gradient temperature control and dynamic regulation, which comprises the following steps: S1, receiving and metering raw materials; s2, cooperatively softening, drying and squeezing; s3, dynamic regulation and control conveying and buffering of the rape seed cakes; s4, gradient temperature control leaching and waste heat recovery; s5, optimizing operation of a solvent recovery system; s6, collecting crude oil; drying and softening process parameters are dynamically regulated and controlled in the reverse direction with the squeezing requirement as the target, and precise cooperation of moisture and temperature of the blank pieces is achieved; in the leaching stage, gradient heating evaporation is adopted, and evaporation-removed waste heat is recycled for material preheating, so that the energy consumption is reduced while the solvent separation efficiency is improved; a dynamic matching mechanism based on real-time data and buffer storage is established, the production rhythm of a pre-squeezing workshop and a leaching workshop is coordinated, the problem of capacity imbalance is solved, and the purposes of improving the oil yield and the quality of crude oil, reducing energy consumption and solvent loss and enhancing the continuity and stability of whole-process production are achieved.

The utility model relates to the technical field of rapeseed oil, in particular to a precipitation mechanism for processing pressed rapeseed oil. A delivery pipe; a precipitation structure: processing and precipitating the rapeseed oil through the precipitation structure; the rapeseed oil settled in the mounting box can be conveniently taken out through the taking-out structure; according to the device, rapeseed oil needing to be settled is conveyed into the mounting box through the conveying pipe, the rapeseed oil entering the mounting box enters the settling tank, the rapeseed oil is settled and filtered through the fixing frame and the filter screen which are mounted in the settling tank, and the rapeseed oil flows out of the settling tank through a plurality of flowing holes and enters the mounting box; the precipitation tank is taken out from the two inlets so as to conveniently take out precipitated rapeseed oil impurities, the fixed frame is taken out from the precipitation tank so as to conveniently clean the filter screen, and the precipitated rapeseed oil is taken out from the mounting box through an extraction pipe and a fixed pipe; the device is convenient for taking out rapeseed oil impurities.

The utility model discloses a rapeseed oil distillation deacidification device, and relates to the technical field of rapeseed oil processing. The rapeseed oil distillation deacidification device comprises a deacidification reaction kettle, a fixing ring is fixedly connected to the outer surface of the deacidification reaction kettle, a bottom cylinder is connected to the bottom of the deacidification reaction kettle in an attached mode, a base is fixedly installed at the bottom of the bottom cylinder, and a filtering assembly is installed at the joint of the deacidification reaction kettle and the bottom cylinder. By arranging the fixing ring, the adjusting cavity, the limiting groove and the like, the whole deacidification reaction kettle can be lifted, the interior of the deacidification reaction kettle can be conveniently cleaned after the deacidification reaction kettle is lifted, meanwhile, the filtering assembly can be conveniently cleaned and replaced, practicability is enhanced, by arranging the filtering assembly, a filter screen can be conveniently assembled, and the practicability of the deacidification reaction kettle is improved. Meanwhile, the top sealing ring and the bottom sealing ring are arranged, so that after the deacidification reaction kettle is attached to the bottom cylinder, the sealing performance between the deacidification reaction kettle and the bottom cylinder can be enhanced.

The utility model relates to the technical field of rapeseed oil production and processing, in particular to a raw material batcher for rapeseed oil production and processing, which comprises a support frame, a blanking hopper, a quantifying cylinder, a storage barrel, a conveying pipe, a cover plate and a fixing plate, the quantitative cylinder is connected with the supporting frame, the discharging hopper is connected with the quantitative cylinder, the fixing plate is connected with the upper end of the quantitative cylinder, a push plate mechanism is arranged on the fixing plate, and a feeding pipe is arranged on the push plate mechanism. A filtering assembly is arranged in the storage barrel, the cover plate is connected with the upper end of the storage barrel and is coaxially distributed with the storage barrel, a discharging pipe is arranged on the storage barrel, the two ends of a conveying pipe are connected with the discharging pipe and a feeding pipe respectively, and a conveying pump is arranged on the conveying pipe; a control mechanism is arranged on the fixing plate and is in control connection with the push plate mechanism and the conveying pump. According to the quantitative feeding device, the material containing amount of the quantitative cylinder can be adjusted according to the height position of the push plate in the push plate mechanism in the quantitative cylinder, quantitative raw materials are discharged from the quantitative cylinder through the push plate mechanism, and use and control are more accurate.

The invention discloses an ointment and preparation method for treating burns and scalds, wherein the ointment comprises the following components: rapeseed oil, snake oil, aloe, and the specific weight portions are 40-60 parts of rapeseed oil, 40-60 parts of snake oil, and 40-60 parts of aloe respectively; the preparation method is: crush the aloe after removing the outer epidermis, put it into rapeseed oil and soak for 6 months; after filtering the aloe rapeseed oil soaking liquid, mix it with snake oil to obtain the ointment of the present invention. The ointment provided by the present invention clears away heat and detoxifies, removes dead tissue and promotes muscle regeneration, has good therapeutic effect for shallow burns and scalds, has a short treatment course, can effectively prevent and control infection, and has low cost, is suitable for promotion and use in remote areas, mountainous areas and economically underdeveloped areas, and the raw materials used in the ointment are all common materials in daily life, with a wide range of sources, and the preparation method is simple, can be taken, made, and used; it can also be used to treat other skin diseases such as acne to a certain extent.

The invention discloses preparation of composite magnetic beads and application of the composite magnetic beads in edible oil refining for the first time, FeCl3. 6H2O, polyethylene glycol 6000, sodium acetate and ethylene glycol are subjected to hydrothermal synthesis to form magnetic beads (MBs), the MBs are modified by tetraethyl orthosilicate and 3-aminopropyltriethoxysilane to obtain composite magnetic beads MBs (at) mSiO2-NH2, and the obtained composite magnetic beads are added into edible oil for adsorption refining. After adsorption is completed, the composite magnetic beads are separated from the edible oil through simple magnetic separation, and the separated composite magnetic beads can be recycled. The low temperature is controlled to be 30-40 DEG C in the whole adsorption refining process, compared with a traditional refining process, the temperature is greatly reduced, and loss of heat-sensitive substances such as vitamin E and polyphenol caused by high temperature is avoided. According to the invention, simultaneous degumming and deacidification of rapeseed oil are realized, and deacidification of cold-pressed peony seed oil can also be realized. The invention aims to provide an adsorption refining technology with triple advantages of high efficiency, green circulation and nutrition preservation, and healthy development of the grease industry is promoted.

The utility model relates to the technical field of rapeseed oil processing equipment, and discloses a rapeseed oil sludge scraping device, which comprises an oil filtering tank, a scraping device and a scraping device, an oil filtering basket and a rotation driving mechanism; the oil filtering basket is of a cylinder structure with an open top, is rotationally arranged on the inner side of the oil filtering tank and then is driven by a rotation driving mechanism fixedly mounted on the oil filtering tank to rotate at a low speed or a high speed; the oil sludge scraping structure is detachably mounted on the oil filtering tank and is used for scraping oil sludge filter residues on the inner wall of the oil filtering basket. Compared with the prior art, the spiral oil press has the advantages that rapeseed oil flowing out of the spiral oil press is filtered after passing through the net basket, meanwhile, the motor drives the oil filtering basket to rotate at a low speed, the scraping plate can continuously scrape away most oil sludge filter residues attached to the inner wall of the net basket, and therefore the net basket is effectively prevented from being blocked. The motor drives the oil filtering basket to rotate at a high speed, so that residual rapeseed oil in oil sludge filter residues in the net basket can be thrown out under the action of centrifugal force.

The invention discloses a filtering device for rapeseed oil processing and a filtering process thereof, and relates to the technical field of vegetable oil production. The top end of the bottom bin is detachably connected with an oil passing bin; an oil passing hole is formed in the bottom surface of the oil passing bin; an oil inlet cover is mounted at the top end of the oil passing bin; a plurality of springs I are mounted in the top end of the oil inlet cover; coarse filter plates are slidably connected between the suspenders, floating boxes are installed between the bottom faces of the suspenders, oil control pipes are fixedly connected to the bottom faces of the floating boxes and slidably connected with the oil passing holes, and a plurality of oil passing grooves are evenly distributed in the bottom of each oil control pipe in the circumferential direction and communicate with the oil passing holes. The problem of oil accumulation during double-layer filtration of rapeseed oil is effectively solved by utilizing the oil passing bin and dynamically controlling the oil accumulation amount, and the filtration efficiency is improved by means of a mode of avoiding manual regulation and control.

The invention relates to a pest control composition comprising a phenol, such as thymol, an aldehyde, such as vanillin, any one or more of the following: a free fatty acid, a fatty acid salt, and a lipopeptide, and a carrier and / or a solvent. The invention further relates to a pest control composition comprising thymol, an oil selected from the group consisting of rapeseed oil, soybean oil and diesel oil, a stabilizer and a solvent. The invention further relates to methods of preparing these pest control compositions and to uses of these compositions.

This invention relates to the field of baking food processing technology, and discloses a method for preparing sponge cake using an oil gel as a substitute for butter. The method includes heating and stirring refined rapeseed oil and food-grade candelilla wax to obtain a lipid eutectic; after cooling, adding food-grade soybean lecithin and shearing and mixing; mechanically shearing and cooling to 45°C to obtain a microcrystalline network primary material; obtaining a modified oil gel through low-speed stirring, slow rewarming and constant temperature, and then cooling to 25°C and holding at that temperature; using this oil gel to replace butter and mixing with baking ingredients at low speed and forced shearing and whipping to obtain a batter; continuously baking in molds and naturally cooling and demolding to obtain a sponge cake. This invention utilizes lecithin and wax crystals to synergistically construct a three-dimensional network framework with thixotropic recovery capabilities, solving the defects of conventional oil gel networks that are fragile and easily damaged by shearing. It effectively traps air bubbles and prevents oil precipitation during the batter whipping stage, reducing saturated fat intake while resulting in a soft, porous sponge cake with no residual wax.

The rapeseed oil hydration equipment comprises a hydration cylinder, a saline water adding mechanism and a residue filtering mechanism, the saline water adding mechanism is installed on the hydration cylinder, and the bottom of the hydration cylinder is in butt joint with the residue filtering mechanism; automatic hydration and impurity removal of the rapeseed oil can be conveniently realized without manual operation, so that the efficiency is improved, and meanwhile, the salinity is uniformly added.

The utility model discloses rapeseed oil liquid purification equipment and belongs to the technical field of rapeseed oil production. The device is characterized by comprising a box body, a pressure head assembly and an adsorption assembly. The box body is used for containing squeezed rapeseed oil liquid, the pressing head assembly is arranged over the box body, and the adsorption assemblies are arranged at the tops of the four side walls of the box body. The pressing head assembly is made to do reciprocating lifting motion through external force, the rapeseed oil liquid in the box body is made to continuously diffuse towards the four sides and make contact with the adsorption assembly, and impurities of the rapeseed oil liquid are intercepted on the adsorption assembly. The oil purification device can improve the working efficiency of oil purification and ensure the quality of rapeseed oil.

The invention provides an oil-water extract for improving grease flavor and a method for improving grease flavor. The oil-water extract disclosed by the invention is evaporated condensate water collected after a mixture containing vegetable cakes and / or rapeseeds, grease and water is heated; wherein in the oil-water extract, the total amount of volatile flavor substances is 100-1000ppm, the mass ratio of the furfural to the furfuryl alcohol is greater than or equal to 10, and the sum of the content of the furfural and the content of the furfuryl alcohol is greater than or equal to 15% based on the total weight of the volatile flavor substances in the oil-water extract. The method for improving the flavor of the grease comprises the following steps: performing enzymolysis on an oil material, and performing Maillard reaction on a product obtained by enzymolysis, wherein the grease and the oil-water extract are added into an enzymolysis reaction system in the enzymolysis step. Compared with the prior art, the method has the advantages of high-strength flavor, slow flavor attenuation, long shelf life, simplicity, easiness in operation and the like.

1. The name of the design product: label (first rapeseed oil genetically modified rapeseed oil 20L). 2. The use of the design product: bottle label for packaging bottles or cans. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: front view. 5. The design product is a flat product, and other views are omitted.

The utility model relates to the technical field of feeding machines, and discloses a rapeseed oil processing automatic feeding machine with a filtering structure, the rapeseed oil processing automatic feeding machine comprises a feeding hopper, a square conveying pipe, a filtering cylinder, a filtering net and a square discharging pipe, the square conveying pipe is fixedly communicated with the bottom of the feeding hopper, the filtering cylinder is fixedly communicated with the bottom end of the square conveying pipe, and the filtering net is fixedly communicated with the bottom end of the square conveying pipe; the filter screen is fixedly mounted in the filter cartridge, and the square discharging pipe is fixedly connected to the bottom of the filter cartridge. Compared with the prior art, the rapeseed screening and filtering device has the following advantages and effects that rapeseeds in the storage box can be automatically conveyed into the feeding hopper, manual carrying of the rapeseeds to a high position and pouring of the rapeseeds into the feeding hopper are replaced, manual physical output is reduced, the rapeseeds can be controlled to quantitatively enter the filter cartridge to be screened and filtered, a filter screen is intermittently knocked and vibrated, and the rapeseed screening efficiency is improved. The rapeseed filtering efficiency is effectively improved, and the discharging amount of rapeseeds discharged from the square discharging pipe can be adjusted according to requirements.