CN110353067B - Preparation method of instant cyclocarya paliurus powder - Google Patents
Preparation method of instant cyclocarya paliurus powder Download PDFInfo
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- CN110353067B CN110353067B CN201910793757.3A CN201910793757A CN110353067B CN 110353067 B CN110353067 B CN 110353067B CN 201910793757 A CN201910793757 A CN 201910793757A CN 110353067 B CN110353067 B CN 110353067B
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Images
Classifications
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/34—Tea substitutes, e.g. matè; Extracts or infusions thereof
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Fodder In General (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Abstract
A preparation method of instant powder of cyclocarya paliurus comprises collecting; de-enzyming; fermenting; extracting a pulse electric field; continuously drying at low temperature in vacuum; and obtaining the cyclocarya paliurus instant powder. The advantages are that: firstly, beneficial substances in cyclocarya paliurus can be effectively extracted; secondly, the instant powder is convenient and quick to use; thirdly, the cost is saved, and the recycling rate is high; fourthly, the method is safe and reliable.
Description
Technical Field
The invention relates to a preparation method of instant cyclocarya paliurus powder.
Background
The cyclocarya paliurus is rich in organic nutritional ingredients such as saponin, flavone and polysaccharide, and can effectively balance glycometabolism of a human body, so that the health-preserving effects of reducing blood sugar and reversing complications are achieved; the food contains a large amount of inorganic nutrient components such as iron, zinc, selenium, chromium, germanium, magnesium, calcium and the like, and also contains trace elements such as manganese, iron, copper, chromium, zinc, selenium, vanadium, germanium and the like, and the content of elements such as Ni, Cr, V and Se closely related to glycometabolism and insulin action is high, so that the food can assist insulin to play a role in reducing blood sugar and improve the sugar tolerance. However, most of the traditional extraction methods have the defects of high cost, low extraction rate and poor quality of extracted products.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a preparation method of instant cyclocarya paliurus powder.
In order to achieve the purpose, the invention adopts the following technical scheme: a method for preparing instant cyclocarya paliurus powder,
collecting;
de-enzyming;
fermenting;
extracting a pulse electric field;
continuously drying at low temperature in vacuum;
and obtaining the cyclocarya paliurus instant powder.
Further, in the above-mentioned case,
collecting: collecting fresh and tender leaves of cyclocarya paliurus;
de-enzyming: deactivating enzyme of the bud leaves at the temperature of 150-250 ℃, wherein the deactivation time is 10-15 minutes; twisting and kneading bud leaves for later use;
fermentation: putting the twisted bud leaves into a fermentation box with constant temperature of 18 ℃ and constant humidity RH (relative humidity) of 30% for fermentation for 5-6 hours;
extracting a pulse electric field: putting the fermented cyclocarya paliurus bud leaves into a cyclocarya paliurus pulse electric field extraction device to extract an extract, and separating to obtain an extract;
and (3) vacuum low-temperature continuous drying: continuously drying the extract in a vacuum low-temperature continuous dryer at a vacuum low temperature; and obtaining the cyclocarya paliurus instant powder.
Further, after the pulsed electric field extraction step, the residual bud leaves are subjected to high-temperature cooking, cooled, smashed, filtered by a sieve of 50-80 meshes and added into the extracting solution.
Further, the residual bud leaves are put into a crusher to be crushed into powder of 50-80 meshes, the powder is put into a container, distilled water is added into the container to submerge the powder and is 4-5 cm higher than the powder, the mixture is cooked at high temperature, cooled, smashed, filtered through 50-80 meshes and added into the extracting solution.
Further, the extract is continuously dried in a vacuum low-temperature continuous dryer at a low temperature in vacuum until the solid content of the extract is 25%, and then the concentrate is subjected to spray drying to obtain instant powder, wherein the air inlet temperature of the spray drying is 200 ℃ and the air outlet temperature of the spray drying is 90 ℃.
Further, the fermented bud and leaf before extraction in the pulsed electric field is dried.
Furthermore, the cyclocarya paliurus pulse electric field extraction device comprises a quick-freezing device and a high-voltage pulse extraction device, wherein the quick-freezing device comprises a tunnel type storehouse body and a conveyor belt, the tunnel type storehouse body is a triangle with an obtuse angle at the vertex angle, the conveyor belt for conveying the guide roller is arranged in the triangle, a quick-freezing inlet is arranged at a first acute angle included angle, a quick-freezing outlet is arranged at a second acute angle included angle, a plurality of liquid nitrogen quick-freezing nozzles are uniformly arranged at the upper side in the inclined plane storehouse body between the first acute angle included angle and the obtuse angle and are aligned with the conveyor belt in the inclined plane storehouse body between the first acute angle included angle and the obtuse angle, the plurality of liquid nitrogen quick-freezing nozzles are connected with a first liquid nitrogen storage tank body, a plurality of thermometers are arranged in the inclined plane storehouse body between the second acute angle included angle and the obtuse angle, the thermometers are connected with a control system, and the control system controls the injection quantity of the liquid nitrogen quick-freezing nozzles and the rotating speed of the guide roller through feedback data, a liquid nitrogen recovery device is arranged inside the warehouse body of the first acute angle included angle and the second acute angle included angle; an object stage is arranged at a quick-freezing outlet, an arc-shaped guide sheet is arranged between the object stage and an adjacent conveyor belt, one end of the arc-shaped guide sheet is tightly attached to the conveyor belt, the conveyor belt and the quick-freezing cyclocarya paliurus are separated, a weight measuring sensor is arranged on the object stage, an electric shutter is arranged at the quick-freezing outlet, the weight measuring sensor and the electric shutter are connected with a control system, the quick-freezing cyclocarya paliurus are transported by measuring whether the weight of the quick-freezing cyclocarya paliurus on the object stage exceeds a threshold value and exceeds the threshold value, the electric shutter is opened, a high-voltage pulse extraction device is arranged outside the quick-freezing outlet, the high-voltage pulse extraction device comprises a high-voltage pulse power supply, a positive electrode, a negative electrode and a container, the positive electrode is connected to a high-voltage pulse power supply positive electrode, the negative electrode is arranged in the container, and a supercharging device is arranged in the container; the water outlet of the container is provided with a filter screen, the high-voltage pulse power supply comprises a voltage regulator, a step-up transformer, a rectifying circuit, a main capacitor, a current-limiting resistor, a discharging capacitor, a high-voltage switch, a controller and a voltage-regulating resistor, the output end of the voltage regulator is connected with the input end of the step-up transformer, the output end of the step-up transformer is connected with the input end of the rectifying circuit, the main capacitor and the discharging capacitor are respectively connected with the output end of the rectifying circuit in parallel, a current-limiting resistor is connected between the main capacitor and the discharging capacitor in series, the output end of the discharging capacitor is connected with the high-voltage switch and the voltage-regulating resistor, and the control input end of the high-voltage switch is connected with the output end of the controller; a circulation pipeline is arranged between the liquid nitrogen quick-freezing spray head and the first liquid nitrogen storage tank body, and the circulation pipeline is sequentially connected in series to pass through a low-temperature manual stop valve, a liquid nitrogen electromagnetic valve, a pneumatic flow regulating valve and a filter; the safety valve is connected in parallel on a pipeline between the low-temperature manual stop valve and the liquid nitrogen electromagnetic valve; the back of the conveyor belt is provided with soft raised baffles which are uniformly distributed, and the distance between every two adjacent soft raised baffles is consistent with the height of each soft raised baffle; the liquid nitrogen recovery device comprises a second liquid nitrogen storage tank body, an air pump, a liquid nitrogen separation device and a gas storage tank body, wherein an inlet of the gas storage tank body is connected with the air pump, an inlet of the air pump is positioned at the upper side of the interior of the first acute-angle included angle and the second acute-angle included angle, the gas storage tank body is internally provided with the nitrogen separation device, a nitrogen outlet of the nitrogen separation device is connected with the second liquid nitrogen storage tank body, other outlets of the nitrogen separation device are connected with the outside, the second liquid nitrogen storage tank body is internally provided with a supercharger and a temperature controller, and the liquid nitrogen recovery device is arranged in a triangular space surrounded by the tunnel type storage body; the object stage is a conveyor belt which is divided into a plurality of sections, and the bottom of each section is provided with a weight measuring sensor; an insulating sleeve is arranged outside the high-voltage pulse extraction device.
Furthermore, a physical vibration disc is arranged between the quick-freezing device and the high-voltage pulse extraction device to physically vibrate the quick-frozen bud leaves.
Furthermore, a temperature controller for keeping constant temperature, a humidistat for keeping constant humidity and a pressurizing device are arranged in the fermentation box.
Furthermore, a conveying device of the vacuum low-temperature continuous dryer is provided with heating and condensing devices which are mutually spaced.
The invention has the beneficial effects that: firstly, beneficial substances in cyclocarya paliurus can be effectively extracted; secondly, the instant powder is convenient and quick to use; thirdly, the cost is saved, and the recycling rate is high; fourthly, the method is safe and reliable, and active functional components are fully extracted and utilized; the cyclocarya paliurus extract can promote the proliferation of pancreatic cells, and achieves the effects of repairing pancreatic cells and stabilizing blood sugar; fifthly, the active ingredients are high, the shelf life is long, the eating is convenient, the extraction rate reaches more than 15%, the color is light, and the compounding property is good; sixthly, the polysaccharide, triterpene and flavone functional active ingredients with the functions of preserving health, stabilizing sugar and reducing fat in the cyclocarya paliurus are reserved and extracted to the utmost extent.
Drawings
FIG. 1 is a schematic structural diagram of a quick-freezing device of the present invention.
Fig. 2 is a graph comparing the brass content of the present invention.
FIG. 3 is a graph comparing the radical scavenging performance of the present invention.
FIG. 4 is a graph showing comparison of whether the present invention is fermented or not.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example 1 referring to fig. 1-4, a method for preparing instant cyclocarya paliurus powder,
collecting;
de-enzyming;
fermenting;
extracting a pulse electric field;
continuously drying at low temperature in vacuum;
and obtaining the cyclocarya paliurus instant powder.
A method for preparing instant cyclocarya paliurus powder,
collecting: collecting fresh and tender leaves of cyclocarya paliurus;
de-enzyming: deactivating enzyme of the bud leaves at the temperature of 150-250 ℃, wherein the deactivation time is 10-15 minutes; twisting and kneading bud leaves for later use;
fermentation: putting the twisted bud leaves into a fermentation box with constant temperature of 18 ℃ and constant humidity RH (relative humidity) of 30% for fermentation for 5-6 hours; the fermentation process is optimized to improve the active ingredients of the extract. The contents of polysaccharide and triterpene are increased after fermentation treatment, the fermentation flavor of the cyclocarya paliurus is better, and the tea soup is rich in color and luster.
Extracting a pulse electric field: putting the fermented cyclocarya paliurus bud leaves into a cyclocarya paliurus pulse electric field extraction device to extract an extract, and separating to obtain an extract; and (3) extracting by a pulse electric field, and fully extracting and retaining the active ingredients of the cyclocarya paliurus.
And (3) vacuum low-temperature continuous drying: continuously drying the extract in a vacuum low-temperature continuous dryer at a vacuum low temperature; and obtaining the cyclocarya paliurus instant powder. The vacuum belt type dryer can retain the active ingredients of cyclocarya paliurus to the maximum extent, and the product is convenient to granulate and store and has good taste.
A preparation method of cyclocarya paliurus instant powder comprises the steps of steaming and boiling the residual bud leaves at high temperature after the step of pulsed electric field extraction, cooling, crushing, filtering by a 50-80-mesh sieve, and adding into an extracting solution.
A preparation method of cyclocarya paliurus instant powder comprises the steps of putting the residual bud leaves into a grinder, grinding the bud leaves into powder of 50-80 meshes, putting the powder into a container, adding distilled water into the container, submerging the powder and being 4-5 cm higher than the powder, cooking at high temperature, cooling, smashing, filtering through 50-80 meshes, and adding into an extracting solution.
The preparation method of the instant cyclocarya paliurus powder comprises the steps of continuously drying an extracting solution to a concentrated solution with the solid content of 25% in a vacuum low-temperature continuous drying machine at a low temperature, and then carrying out spray drying on the concentrated solution to obtain the instant cyclocarya paliurus powder, wherein the air inlet temperature of the spray drying is 200 ℃, and the air outlet temperature of the spray drying is 90 ℃.
A preparation method of instant powder of cyclocarya paliurus comprises oven drying fermented bud and leaf before extraction in pulsed electric field.
A manufacturing method of instant powder of cyclocarya paliurus comprises a quick freezing device and a high-voltage pulse extraction device, wherein the quick freezing device comprises a tunnel type storehouse body and a conveyor belt, the tunnel type storehouse body 1 is a triangle with an obtuse angle 2, the conveyor belt 6 for conveying guide rollers is arranged in the triangle, a quick freezing inlet 3 is arranged at a first acute angle included angle, stacked bud leaves are automatically separated and paved through an inclined storehouse body between the first acute angle included angle and the obtuse angle, a quick freezing outlet 4 is arranged at a second acute angle included angle, a plurality of liquid nitrogen quick freezing nozzles 5 are uniformly arranged on the upper side in the inclined storehouse body between the first acute angle included angle and the obtuse angle, the liquid nitrogen quick freezing nozzles are aligned to the conveyor belt 6 in the inclined storehouse body between the first acute angle included angle and the obtuse angle to quickly freeze the bud leaves, the liquid nitrogen quick freezing nozzles are connected with a first liquid nitrogen storage tank body 9, and a plurality of thermometers 7 are arranged on the inclined storehouse body between the second acute angle included angle and the obtuse angle, the thermometer is connected with the control system, the control system controls the injection quantity of the liquid nitrogen quick-freezing spray head and the rotating speed of the guide roller 8 through thermometer feedback data, and a liquid nitrogen recovery device is arranged inside the reservoir body of the first acute angle included angle and the second acute angle included angle; an object stage 11 is arranged at a quick-freezing outlet, an arc-shaped guide sheet 10 is arranged between the object stage 11 and an adjacent conveyor belt, one end of the arc-shaped guide sheet 10 is tightly attached to the conveyor belt, the conveyor belt and the quick-freezing cyclocarya paliurus are separated, a weight measuring sensor 13 is arranged on the object stage, an electric shutter 12 is arranged at the quick-freezing outlet, the weight measuring sensor and the electric shutter are connected with a control system, the quick-freezing cyclocarya paliurus are transported by measuring whether the weight of the quick-freezing cyclocarya paliurus on the object stage exceeds a threshold value and exceeds the threshold value, a high-voltage pulse extraction device is arranged on the outer side of the quick-freezing outlet, the high-voltage pulse extraction device comprises a high-voltage pulse power supply, a positive electrode, a negative electrode and a container, the positive electrode is connected to a positive electrode of the high-voltage pulse power supply, the negative electrode is arranged in the container, and a supercharging device is arranged in the container; the water outlet of the container is provided with a filter screen, the high-voltage pulse power supply comprises a voltage regulator, a step-up transformer, a rectifying circuit, a main capacitor, a current-limiting resistor, a discharging capacitor, a high-voltage switch, a controller and a voltage-regulating resistor, the output end of the voltage regulator is connected with the input end of the step-up transformer, the output end of the step-up transformer is connected with the input end of the rectifying circuit, the main capacitor and the discharging capacitor are respectively connected with the output end of the rectifying circuit in parallel, a current-limiting resistor is connected between the main capacitor and the discharging capacitor in series, the output end of the discharging capacitor is connected with the high-voltage switch and the voltage-regulating resistor, and the control input end of the high-voltage switch is connected with the output end of the controller; a circulation pipeline is arranged between the liquid nitrogen quick-freezing spray head and the first liquid nitrogen storage tank body, and the circulation pipeline is sequentially connected in series to pass through a low-temperature manual stop valve, a liquid nitrogen electromagnetic valve, a pneumatic flow regulating valve and a filter; the safety valve is connected in parallel on a pipeline between the low-temperature manual stop valve and the liquid nitrogen electromagnetic valve; the back of the conveyor belt is provided with soft raised baffles 14 which are uniformly distributed, and the distance between every two adjacent soft raised baffles is consistent with the height of each soft raised baffle; the liquid nitrogen recovery device comprises a second liquid nitrogen storage tank body, an air pump, a liquid nitrogen separation device and a gas storage tank body, wherein an inlet of the gas storage tank body is connected with the air pump, an inlet of the air pump is positioned at the upper side of the interior of the first acute-angle included angle and the second acute-angle included angle, the gas storage tank body is internally provided with the nitrogen separation device, a nitrogen outlet of the nitrogen separation device is connected with the second liquid nitrogen storage tank body, other outlets of the nitrogen separation device are connected with the outside, the second liquid nitrogen storage tank body is internally provided with a supercharger and a temperature controller, and the liquid nitrogen recovery device is arranged in a triangular space surrounded by the tunnel type storage body; the object stage is a conveyor belt which is divided into a plurality of sections, and the bottom of each section is provided with a weight measuring sensor; an insulating sleeve is arranged outside the high-voltage pulse extraction device.
A preparation method of instant powder of cyclocarya paliurus comprises placing water at O deg.C or close to O deg.C in a container.
A method for preparing instant powder of cyclocarya paliurus comprises providing a physical vibration disk between a quick freezing device and a high-voltage pulse extraction device to physically vibrate the quick-frozen bud leaves.
The base of the physical vibration disk is provided with a 50-80-mesh screen, the bud leaves vibrate on the screen, the base is a trumpet-shaped channel, the lower end of the trumpet-shaped channel is connected with a high-voltage pulse extraction device, and a cooler is arranged in the inner wall of the channel.
A preparation method of instant powder of cyclocarya paliurus comprises arranging a temperature controller for keeping constant temperature, a humidistat for keeping constant humidity and a pressurizing device in a fermentation box.
A preparation method of cyclocarya paliurus instant powder, namely an air-low temperature continuous dryer, comprises a raw material drying device, a first raw material conveying device, a second raw material conveying device, a vacuum feeding device and a vacuum discharging device, wherein one end of the first raw material conveying device is provided with a raw material inlet, the other end of the first raw material conveying device is hermetically connected with a raw material inlet of the vacuum feeding device, a discharge hole of the vacuum feeding device is hermetically connected with a raw material inlet of the second raw material conveying device, the material outlet of the second material conveying device is connected with the material inlet of the material drying device in a sealing way, the material outlet of the material drying device is connected with the material inlet of the third material conveying device in a sealing way, and the discharge hole of the third raw material conveying device is connected with the feed hole of the vacuum discharging device in a sealing way, the discharge hole of the vacuum discharging device is connected with the feed hole of the fourth raw material conveying device, and a waste gas outlet is arranged in the raw material drying device.
A production method of instant powder of cyclocarya paliurus comprises arranging heating and condensing units at intervals on a conveying device of a vacuum low-temperature continuous dryer. The heating temperature is controlled at 10-15 ℃.
A high-voltage pulse extraction device is internally provided with a plurality of groups of positive electrodes and negative electrodes, and the positive electrodes and the negative electrodes in the same group are distributed at symmetrical positions in the high-voltage pulse extraction device. And the positive electrodes are positioned between two adjacent negative electrodes and are distributed in sequence. And each group of the positive electrode and the negative electrode are sequentially electrified. The high voltage pulse is performed more uniformly.
2-3, compared with other ultrasonic wave and normal temperature extraction technologies, the extraction rate of flavone reaches 15mg/g by using the pulsed electric field extraction technology, which is 2 times of that of the hot reflux technology, and the capacity of scavenging free radicals is improved by 20%.
A preparation method of instant cyclocarya paliurus powder is provided. The content of effective components is high.
A method for preparing instant powder of cyclocarya paliurus comprises arranging a heat-insulating layer on the outer layer of a tunnel type storehouse body 1, arranging stripe patterns on the upper surface of a conveyor belt 6, arranging teeth corresponding to the stripe patterns on an arc-shaped guide sheet 10, and separating the rapidly-frozen cyclocarya paliurus well.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (1)
1. A preparation method of instant cyclocarya paliurus powder is characterized by comprising the following steps:
collecting: collecting fresh and tender leaves of cyclocarya paliurus;
de-enzyming: deactivating enzyme of the bud leaves at the temperature of 150-250 ℃, wherein the deactivation time is 10-15 minutes; twisting and kneading bud leaves for later use;
fermentation: putting the twisted bud leaves into a fermentation box with constant temperature of 18 ℃ and constant humidity RH (relative humidity) of 30% for fermentation for 5-6 hours; optimizing the fermentation process to improve the active ingredients of the extract; after fermentation treatment, the content of polysaccharide and triterpene is increased, the fermentation flavor of the cyclocarya paliurus is better, and the tea soup is rich in color and luster;
extracting a pulse electric field: drying the fermented cyclocarya paliurus leaves, then placing the cyclocarya paliurus leaves in a cyclocarya paliurus pulse electric field extraction device to extract in a pulse electric field, and separating to obtain an extract; extracting by a pulse electric field, fully extracting and retaining active ingredients of cyclocarya paliurus; putting the rest bud leaves into a grinder, grinding the bud leaves into powder of 50-80 meshes, putting the powder into a container, adding distilled water into the container to submerge the powder and enable the powder to be 4-5 cm higher than the powder, cooking the powder at high temperature, cooling the powder, smashing the powder, filtering the powder by 50-80 meshes, and adding the powder into an extracting solution; continuously drying the extract in a vacuum low-temperature continuous dryer at a low temperature in vacuum until the solid content of the extract is 25%, and then performing spray drying on the concentrate to obtain instant powder, wherein the air inlet temperature of the spray drying is 200 ℃, and the air outlet temperature of the spray drying is 90 ℃;
the cyclocarya paliurus pulse electric field extraction device comprises a quick freezing device and a high-voltage pulse extraction device, wherein the quick freezing device comprises a tunnel type storehouse body and a conveyor belt, the tunnel type storehouse body is a triangle with an obtuse angle vertex angle, the conveyor belt for conveying guide rollers is arranged in the triangle, a quick freezing inlet is arranged at a first acute angle included angle, stacked bud leaves are automatically separated through an inclined storehouse body between the first acute angle included angle and the obtuse angle and are paved, a quick freezing outlet is arranged at a second acute angle included angle, a plurality of quick-freezing liquid nitrogen spray heads are uniformly arranged on the upper side in the inclined storehouse body between the first acute angle included angle and the obtuse angle and are aligned to the conveyor belt in the inclined storehouse body between the first acute angle included angle and the obtuse angle, the bud leaves are quickly frozen, the plurality of liquid nitrogen quick-freezing spray heads are connected with a first liquid nitrogen storage tank body, and a plurality of thermometers are arranged on the inclined storehouse body between the second acute angle included angle and the obtuse angle, the thermometer is connected with the control system, the control system controls the injection quantity of the liquid nitrogen quick-freezing spray head and the rotating speed of the guide roller through thermometer feedback data, and a liquid nitrogen recovery device is arranged inside the reservoir body of the first acute angle included angle and the second acute angle included angle; an object stage is arranged at a quick-freezing outlet, an arc-shaped guide sheet is arranged between the object stage and an adjacent conveyor belt, one end of the arc-shaped guide sheet is tightly attached to the conveyor belt, the conveyor belt and the quick-freezing cyclocarya paliurus are separated, a weight measuring sensor is arranged on the object stage, an electric shutter is arranged at the quick-freezing outlet, the weight measuring sensor and the electric shutter are connected with a control system, the quick-freezing cyclocarya paliurus are transported by measuring whether the weight of the quick-freezing cyclocarya paliurus on the object stage exceeds a threshold value and exceeds the threshold value, the electric shutter is opened, a high-voltage pulse extraction device is arranged outside the quick-freezing outlet, the high-voltage pulse extraction device comprises a high-voltage pulse power supply, a positive electrode, a negative electrode and a container, the positive electrode is connected to a high-voltage pulse power supply positive electrode, the negative electrode is arranged in the container, and a supercharging device is arranged in the container; the water outlet of the container is provided with a filter screen, the high-voltage pulse power supply comprises a voltage regulator, a step-up transformer, a rectifying circuit, a main capacitor, a current-limiting resistor, a discharging capacitor, a high-voltage switch, a controller and a voltage-regulating resistor, the output end of the voltage regulator is connected with the input end of the step-up transformer, the output end of the step-up transformer is connected with the input end of the rectifying circuit, the main capacitor and the discharging capacitor are respectively connected with the output end of the rectifying circuit in parallel, a current-limiting resistor is connected between the main capacitor and the discharging capacitor in series, the output end of the discharging capacitor is connected with the high-voltage switch and the voltage-regulating resistor, and the control input end of the high-voltage switch is connected with the output end of the controller; a circulation pipeline is arranged between the liquid nitrogen quick-freezing spray head and the first liquid nitrogen storage tank body, and the circulation pipeline is sequentially connected in series to pass through a low-temperature manual stop valve, a liquid nitrogen electromagnetic valve, a pneumatic flow regulating valve and a filter; the safety valve is connected in parallel on a pipeline between the low-temperature manual stop valve and the liquid nitrogen electromagnetic valve; the back of the conveyor belt is provided with soft raised baffles which are uniformly distributed, and the distance between every two adjacent soft raised baffles is consistent with the height of each soft raised baffle; the liquid nitrogen recovery device comprises a second liquid nitrogen storage tank body, an air pump, a liquid nitrogen separation device and a gas storage tank body, wherein an inlet of the gas storage tank body is connected with the air pump, an inlet of the air pump is positioned at the upper side of the interior of the first acute-angle included angle and the second acute-angle included angle, the gas storage tank body is internally provided with the nitrogen separation device, a nitrogen outlet of the nitrogen separation device is connected with the second liquid nitrogen storage tank body, other outlets of the nitrogen separation device are connected with the outside, the second liquid nitrogen storage tank body is internally provided with a supercharger and a temperature controller, and the liquid nitrogen recovery device is arranged in a triangular space surrounded by the tunnel type storage body; the object stage is a conveyor belt which is divided into a plurality of sections, and the bottom of each section is provided with a weight measuring sensor; an insulating sleeve is arranged outside the high-voltage pulse extraction device; the outer layer of the tunnel type storehouse body is provided with a heat insulation layer, the upper surface of the conveyor belt is provided with strip-shaped patterns, and the arc-shaped guide sheet is provided with teeth which are matched with the strip-shaped patterns and can separate and quickly freeze cyclocarya paliurus;
and (3) vacuum low-temperature continuous drying: continuously drying the extract in a vacuum low-temperature continuous dryer at a vacuum low temperature; and obtaining the cyclocarya paliurus instant powder.
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