313 results about "Colza oil" patented technology

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 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 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 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.

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.

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.

The utility model relates to the technical field of refining devices, in particular to a snakegourd rapeseed oil refining device which comprises a tank body, a cover body is arranged at the upper end of the tank body, a stirring assembly is installed at the center of the cover body, a filtering device is further arranged on one side of the upper end of the cover body, and a rotating assembly is installed at the lower end of the tank body. A cover body is arranged on the upper side of the tank body, the lower end of the tank body is connected with a base through a rotating assembly, a locking assembly is arranged between the base and the tank body, and a driving assembly for driving the cover body to move is arranged on the upper side of the base. The impurities are prevented from flowing into the refining link along with the oil, the negative influence of the impurities on the quality of the rapeseed oil is reduced through the filtering process, the original purity of the oil flowing into the refining tank is ensured, and the quality and flavor of the rapeseed oil are improved.

1. The name of the design product: bottle sticker (Jianguwei low erucic acid rapeseed oil). 2. The use of the design product: the design product is a packaging bottle sticker for an oil bottle. 3. The design points of the design product: the combination of shape, pattern and color. 4. The picture or photo that best indicates the design points: front view. 5. The design for which protection is sought includes color. 6. The design product is a flat product, and other views are omitted.

This utility model relates to the field of rapeseed oil drum cleaning technology, and discloses an oil drum tilting and cleaning device, including a cleaning tank; a tilting assembly, which includes a tilting plate, a mounting plate, and a cylinder, with the tilting assembly positioned between the tilting plate and the mounting plate; and a cleaning assembly, which includes a brush, a motor, a water spray gun, and a moving frame; the tilting assembly includes a first gear, a second gear, and a rack. When the oil drum is placed on the tilting plate, the magnetic block attracts the oil drum, thus adsorbing it. By using the cylinder and tilting assembly, the cylinder pulls the rack downwards, causing the second gear to drive the first gear, the tilting plate, and the oil drum to tilt as a whole. The cleaning assembly at the top of the cleaning tank pushes the brush into the oil drum cavity for cleaning, and the water spray gun sprays water into the oil drum cavity for rinsing. During the cleaning process, rotating the placement plate and the oil drum via a handwheel helps improve cleaning efficiency.

1. Name of the product in this design: Packaging Barrel (Luoping Rapeseed Oil Barrel Series). 2. Purpose of this design: for product packaging. 3. The key design elements of this product are the combination of shape, pattern, and color. 4. The picture or photo that best illustrates the key design points: Design 1 front view. 5. The design for which protection is sought includes color. 6. Other situations requiring explanation: Designs 1 to 7 are similar designs, and Design 1 is designated as the basic design.

The present application relates to the technical field of physical property analysis, and particularly relates to a rapeseed oil quality detection method and device and a storage medium, which comprises the following steps: obtaining the concentration of oleic acid and the concentration of erucic acid of a rapeseed oil sample; determining the Raman spectrum data of the rapeseed oil sample based on the concentration of oleic acid and the concentration of erucic acid; determining a peak intensity contribution coefficient based on the Raman spectrum data; constructing a rapeseed oil quality detection model based on the concentration of oleic acid, the concentration of erucic acid and the peak intensity contribution coefficient; and performing quality detection on the Raman peak characteristics of a rapeseed oil to be predicted based on the rapeseed oil quality detection model to obtain a detection result of the rapeseed oil to be predicted. The method improves the prediction accuracy of the quality of rapeseed oil.

The rapeseed raw material screening device for rapeseed oil processing comprises a shell, a feeding hopper is arranged on the top face of the shell, a magnetic conveying device and a rotating assembly for driving the magnetic conveying device to conduct transmission are arranged in the shell, and a gap is formed between the feeding hopper and the magnetic conveying device. A carding device is arranged on the inner bottom face of the shell, a fan is arranged in the shell, and a communicating pipe is arranged on the outer wall of the shell. The rapeseed screening and cleaning device has the beneficial effects that the device is combined with magnetic conveying, wind power separation, carding and paving structures and the like, and efficient screening and cleaning of rapeseed materials are achieved; the carding device ensures that the rapeseeds are flat and uniform, the screening effect and the purity of the materials are improved, the magnetic conveying device can effectively remove iron impurities, and the draught fan removes light impurities through the blowing effect; manual operation is saved, the production efficiency and the product quality are improved, and high practicability and reliability are achieved.

The invention discloses an artificial bait additive for improving intestinal flora of yellow fin tuna, which comprises 15-30% of fish meal, 15-30% of soybean meal, 5-10% of wheat starch, 2-5% of fish oil, 1-3% of rapeseed oil, 5-10% of mulberry leaf powder, 5-15% of fly maggot powder, 1-5% of microalgae, 0.1-0.5% of bile acid, 1-3% of pine needle meal, 5-15% of brown rice and 1-5% of cow milk casein. The Chinese herbal medicine active components comprise 0.01%-0.1% of an acanthopanax senticosus extract, 0.05%-0.5% of ophiopogon japonicus polysaccharide, 1%-5% of bitter gourd dry powder, 0.01%-0.1% of a platycodin extract and 1%-5% of a fresh peach leaf fermentation product; the probiotic complexing agent comprises the following components in percentage by weight: 0.01%-0.5% of bacillus subtilis fermentation liquor, 0.01%-0.2% of lactobacillus acidophilus freeze-dried powder and 0.01%-0.3% of bacillus licheniformis fermentation liquor, and the auxiliary components comprise 1%-5% of a brewer's grain fermentation substrate, 0.1%-0.5% of a fish oil emulsifier and 0.1%-1% of fructo-oligosaccharide. According to the present invention, the growth performance of the yellow-fin tuna can be comprehensively promoted, the immunity is enhanced, the intestinal health of the yellow-fin tuna is optimized, and the feed conversion rate can be increased.

This utility model discloses a rapeseed oil processing filtration device, relating to the field of rapeseed oil processing. It aims to solve the problem that existing filtration devices, even when simply pouring the residue, still leave residue inside the filter mesh, and the surface of the residue still has rapeseed oil adhering to it. Directly pouring the residue into a cleaning box leads to rapeseed oil waste. The key technical points are: it includes a connecting pipe and a support pipe fixedly connected to the connecting pipe. The connecting pipe has internal threads, and the support pipe has a filter groove. Two fixed plates are detachably connected to the filter groove, and a filter screen is fixedly connected between the two fixed plates. The support pipe is equipped with a squeezing mechanism for squeezing the residue. This rapeseed oil processing filtration device can squeeze out the rapeseed oil adhering to the surface during rapeseed oil filtration through the squeezing mechanism, thereby reducing rapeseed oil waste.

1. Name of the product in this design: Bottle Label (Rapeseed Oil). 2. Purpose of this design: For use as a label on rapeseed oil bottles. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design highlights: Component 1 main view. 5. The rear view of component 1 of this design product is for a part that is not easily seen or cannot be seen during use, so the rear view of component 1 is omitted; the rear view of component 2 of this design product is for a part that is not easily seen or cannot be seen during use, so the rear view of component 2 is omitted; this design product is a planar product, so the left view of component 1 is omitted; this design product is a planar product, so the right view of component 1 is omitted; this design product is a planar product, so the top view of component 1 is omitted; this design product is a planar product, so the bottom view of component 1 is omitted; this design product is a planar product, so the left view of component 2 is omitted; this design product is a planar product, so the right view of component 2 is omitted; this design product is a planar product, so the top view of component 2 is omitted; this design product is a planar product, so the bottom view of component 2 is omitted. 6. Other situations requiring explanation: Component 1 is the front bottle label, and component 2 is the rear bottle label.

The utility model provides a kind of pressed rapeseed oil precipitation device, including precipitation tank, the bottom of the precipitation tank is fixedly connected with four support legs, the below of the outer wall of the precipitation tank is fixedly installed with feed pipe, the bottom of the precipitation tank is fixedly connected with the drain pipe that is communicated with and is passed to its cavity, the top opening of the precipitation tank is provided with tank cover, the inner wall of the precipitation tank is slidably connected with first filter plate and second filter plate placed up and down, first filter plate and second filter plate are provided with precipitation assembly between tank cover, by the design of the adhesion and separation of first filter plate and second filter plate, the synchronous implementation of impurity cleaning and finished oil extraction is realized, the residue discharge of drain pipe and the oil extraction of feed pipe can be carried out simultaneously, the processing efficiency is greatly improved, compared with traditional single filter screen, the gap filtration when the filter hole of staggered distribution and filter plate separation forms double interception, can more effectively remove fine impurities, reduce the impurity residue in finished oil.

The utility model provides a camellia seed crushing device for camellia oil processing, which comprises a first crushing assembly, a second crushing assembly is arranged at the bottom of the first crushing assembly, the crushing device further comprises a side crushing plate, the side crushing plate is arranged on the inner side of a crushing shell, a plurality of grooves are arranged on the side crushing plate, and the grooves are communicated with the first crushing assembly and the second crushing assembly. According to the camellia seed crushing device, the servo motor drives the crushing roller to rotate through the control module, camellia seeds are preliminarily crushed, the side crushing plate is installed on the inner side of the crushing shell, the situation that rapeseed oil scattered on the two sides of the crushing shell cannot be crushed can be avoided, and the crushing effect is prevented from being affected; the control module drives the stepping motor to rotate the crushing screw rod, the camellia seeds enter the space formed between the crushing block and the crushing screw rod, the camellia seeds which do not conform to the size are crushed again, and the crushing quality is improved.

The utility model relates to the field of rapeseed oil processing devices, and discloses a rapeseed oil processing raw material cooling device which comprises a base, a connecting frame is fixedly connected to the left end of the top side of the base, a barrel cover is rotatably connected to the top side of the connecting frame, a barrel groove is formed in the right side of the connecting frame, and a cooling barrel is arranged in the barrel groove. A rotating assembly is arranged on the bottom side of the cooling barrel, and a plurality of cooling pipes are fixedly connected to the inner wall of the cooling barrel. When raw materials are cooled, operation is simple, and the cooling effect is remarkable. After the barrel cover is opened and raw materials are put in, the motor is started to drive the spline shaft to rotate, so that the turntable and the spiral pipe rotate together to fully stir the raw materials. By means of the design, raw materials can make full contact with the spiral pipe and the cooling pipe, uniform cooling is achieved, the problem that the raw materials are not cooled uniformly is solved, the product quality is improved, the high requirement for raw material cooling in production is met, and the overall production efficiency is improved.

The rapeseed oil detecting and sampling tool comprises a manual piston unit and at least one oil storage bottle, the manual piston unit comprises a mounting cylinder and a piston capable of sliding in the mounting cylinder, a first thread part is arranged at the open end of the mounting cylinder, and a second thread part is arranged at the open end of the mounting cylinder. Each oil storage bottle comprises a bottle body, the two ends of the bottle body are open, bottle caps are connected to the two end portions of the bottle body in a threaded mode, one end of the bottle body is assembled on the first threaded portion in a threaded mode, and a one-way oil passing mechanism is assembled to the end portion, away from the first threaded portion, of the bottle body. The one-way oil passing mechanism can prevent oil in the bottle body from flowing out downwards, the bottle body is unscrewed and detached from the mounting cylinder, then a pair of bottle caps are assembled at the two ends of the bottle body, and then the bottle body on the other oil storage bottle is assembled on the mounting cylinder to continue sampling, so that the situation that different sampled oil is mixed to influence a detection result can be avoided, and the detection accuracy is improved. And the oil storage bottle can also play a role in storing oil and is convenient to carry.

The utility model relates to the technical field of rapeseed oil production and processing, and discloses an automatic press cake crushing and recycling device which comprises a box body, a grading crushing assembly is rotatably arranged in the box body and comprises two crushing rollers, an air duct crushing roller, a crushing cutter and a grinding roller, a wind power assembly is installed in the box body, and the wind power assembly is installed in the box body. The wind power assembly comprises an air supply pipe, air conveying pipes, an air inlet barrel and a spiral fan, the three air conveying pipes are arranged on the air supply pipe in an array mode, and rapeseed press cakes are crushed to different degrees in different modes, so that the rapeseed press cakes can obtain different degrees of granularity so as to adapt to different recycling requirements, and the device has good usability and application effect; and compressed air is used for blowing crushed materials staying on the screening plate, and meanwhile, the compressed air is used for blow-drying crushed press cakes through the air duct crushing roller, so that the phenomenon that the overwet press cakes adhere to the screening plate and the graded crushing assembly after being crushed is avoided, and therefore the cleaning burden is relieved.

The preparation method comprises the following steps: taking pickled psoriasis stem as a main raw material and pickled green capsicum frutescens, pickled red capsicum frutescens, pickled rod chilli, pickled ginger and other pickled vegetable raw materials as auxiliary materials; rapeseed oil, various animal oil, white sugar, white spirit, chicken essence, monosodium glutamate and other seasonings; the preparation method comprises the following steps: squeezing the main material pickled psoriasis stem, screening out chili seeds of the pickled green capsicum frutescens, the pickled red capsicum frutescens and the pickled rod chilli, processing the pickled vegetables into crushed materials with the particle size of 0.1-0.3 cm, mixing rapeseed oil and animal oil, and putting the mixture into a frying pan for heating; putting the crushed materials of the pickled vegetables into a frying pan, and frying until the materials are dry; sequentially adding seasonings such as white sugar, white spirit, chicken essence and monosodium glutamate into the frying pan to obtain the instant fried pickle sauce; and cooling the freshly-fried pickle sauce, and storing the cooled pickle sauce in a container to obtain the psoriasis dish pickle sauce. The problems that a traditional technology is rough and has residues and the chewing feeling is unbalanced are solved, the sauce is fine and free of residues, and the special flexible chewing feeling of the psoriasis is reserved. The sauce is standardized and commercialized, and is an innovative food meeting modern consumption requirements.

The utility model belongs to the technical field of rapeseed oil production, and particularly relates to a rapeseed oil squeezing and extracting device which comprises two supporting plates, a barrel is fixedly arranged between the two supporting plates, a squeezing screw is arranged in the barrel, a feeding shell communicated with the barrel is fixedly arranged on the outer side of the barrel, and a pretreatment assembly is arranged in the feeding shell. The pretreatment assembly comprises a heat conduction pipe connected with the inner wall of the feeding shell, a mounting groove is formed in the center of the top of the heat conduction pipe, a heating pipe is arranged in the mounting groove, a conical material distribution disc is connected to the top of the heat conduction pipe, material guide holes are formed in the heat conduction pipe in an array mode, and a telescopic assembly is arranged at the bottom of the heat conduction pipe and provided with a plurality of connecting rods. And each connecting rod is provided with a grinding roller located in the corresponding material guide hole. According to the device, through heating and grinding pretreatment on the rapeseeds, cell structures of the rapeseeds are easier to break, grease is easier to squeeze out, and the oil yield is remarkably improved.

1. Name of the designed product: packing bottle (rape seed oil). 2. Use of the designed product: packing for rape seed oil. 3. Design points of the designed product: combination of shape and pattern. 4. Picture or photo best indicating the design points: perspective view.

1. Name of the Design Product: Bottle Label (Nuomei Hexi Pure Rape Seed Oil). 2. Use of the Design Product: To be pasted on the outer packaging of the product. 3. Design Key Points of the Design Product: Lies in the shape, pattern and their combination of the product. 4. Picture or Photo that Best Illustrates the Design Key Points: Front View. 5. This design product is a flat product, and other views are omitted.

The utility model provides screening equipment for rapeseed oil production and processing, and relates to the technical field of rapeseed oil production and processing, the screening equipment comprises a quick dismounting mechanism, the bottom of the quick dismounting mechanism is fixedly connected with a feeding mechanism, the quick dismounting mechanism comprises a connecting table, and the top of the connecting table is fixedly connected with four round steel springs; a fixing support is fixedly connected among the tops of the four round steel springs, and a sliding groove is formed in the inner surface wall of the fixing support. According to the quick dismounting device, under the action of the quick dismounting mechanism, the sliding strip blocks are inserted into the sliding grooves in a sliding mode, so that the sieve plate fixed between the sliding strip blocks can be taken out from the whole screening equipment by pulling the fixing plate, and the sieve plate can be taken out only by screwing out the four fixing bolts for fixing the fixing plate. And the screen mesh can be quickly detached for cleaning and dredging by rotating the rotating shaft, so that the cleaning convenience degree of sundries blocking the screen plate is improved, the service life of the screen plate is prolonged, and the screen mesh cleaning device has relatively high convenience.