Filtering device for extracting brassica juncea flavonoids

Abstract

The filtering device comprises a fine filtering barrel and a coarse filtering barrel, the top of the coarse filtering barrel is fixedly connected with a second filtering funnel, one side of the top surface of each of the fine filtering barrel and the coarse filtering barrel is fixedly connected with an air pump, an upper sliding cover and a coarse filtering pipe are arranged in the middle of the top surface of the fine filtering barrel, and the upper sliding cover is fixedly connected with the coarse filtering pipe. And the coarse filtering pipe is located over the upper sliding cover, and the inner wall of the coarse filtering pipe is diagonally and fixedly connected with fixing blocks in an inclined mode. The flavonoid extraction device is provided with the coarse filtering barrel, the filtering plate, the fine filtering barrel and the filtering net, a sample, a solvent and the like are added into the coarse filtering barrel, flavonoid is extracted from the sample into an alkaline solvent through a reaction, then the solvent is filtered into the fine filtering barrel through the filtering plate, flavonoid crystals are extracted, and the flavonoid crystals are filtered and taken out through the filtering net. And through a multi-stage filtering device, the reaction and filtering rates are improved, and meanwhile, the purity and the extraction amount of the extracted flavonoid can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering devices, in particular to a filtering device for extracting flavonoids from red-foot kale. Background Art

[0002] Bioflavonoids, also known as vitamin P, are secondary metabolites of plants. They are not a single compound, but a general term for a variety of substances with similar structures and active substances. They are called bioflavonoids because they are mostly yellow and are water-soluble vitamins. They have antioxidant, anti-inflammatory, antibacterial, heat-clearing and detoxifying effects.

[0003] In order to extract flavonoids from red-footed kale, the method of extracting flavonoid crystals is usually adopted, that is, decomposing the flavonoids from the plant body and then recrystallizing and filtering them out. However, this method has problems of slow reaction and filtration during extraction and filtration, and it is difficult to control the amount of solvent used in the reaction, resulting in waste of amount or low extraction yield. Utility Model Content

[0004] The utility model aims to provide a filtering device for extracting flavonoids from red kale, which can improve the reaction and filtering rates through a multi-stage filtering device, and can also improve the purity and extraction amount of the extracted flavonoids.

[0005] To achieve the above-mentioned purpose, a filtering device for extracting flavonoids from red-footed kale is provided, comprising: a fine filter barrel and a coarse filter barrel, and a second filter bucket is fixedly connected to the top of the coarse filter barrel, an air pump is fixedly connected to one side of the top surface of the fine filter barrel and the coarse filter barrel, an upper sliding cover and a coarse filter tube are arranged in the middle of the top surface of the fine filter barrel, and the coarse filter tube is located directly above the upper sliding cover, a fixed block is fixedly connected to the inner wall of the coarse filter tube at a diagonal angle, a filter plate is arranged on the fixed block, a first filter bucket and a concentration detector are fixedly connected to the left side of the fine filter barrel, and the first filter bucket is located above the concentration detector, and the fine filter is fixedly connected to the left side of the fine filter barrel. A bottom cover and a fine filter tube are provided at the bottom of the barrel, and the fine filter tube is located directly below the bottom cover, a filter screen is provided inside the fine filter tube, a condenser is fixedly connected to the circumferential surface of the fine filter tube, a water inlet box and a water outlet box are fixedly connected to one side of the bottom of the fine filter barrel, the water inlet box is located at the bottom of the water outlet box, and the top of the water inlet box and the bottom of the water outlet box are separated by a piston, a driving motor is fixedly connected to one side of the coarse filter barrel, a spiral stirring rod is provided inside the coarse filter barrel, and the spiral stirring rod is fixedly connected to the driving end of the driving motor, and the spiral stirring rod is rotatably connected to the inner walls on both sides of the coarse filter barrel.

[0006] According to the filtering device for extracting flavonoids from red-legged kale, a valve is rotatably connected to the side of the second filter bucket, a lower sliding cover is provided on the bottom surface of the coarse filtration barrel, and the lower sliding cover is located directly above the coarse filtration tube.

[0007] According to the filtering device for extracting flavonoids from red-foot kale, a ball valve is rotatably connected to the side of the first filter bucket, a valve ball is provided inside the first filter bucket, and the valve ball is fixedly connected to the ball valve. The use of a ball valve can improve the sealing performance inside the fine filtration barrel.

[0008] According to the filtering device for extracting flavonoids from red-foot kale, the bottoms of the fine filtering barrel and the coarse filtering barrel are both arranged to be inclined, so that the filtered liquid can flow out quickly without accumulation.

[0009] According to the filtering device for extracting flavonoids from red-legged kale, the edges of the upper sliding cover, the lower sliding cover and the bottom cover are all provided with rubber pads, which can ensure the sealing of the fine filtering barrel and the coarse filtering barrel.

[0010] According to the filtering device for extracting flavonoids from red-foot kale, a second filter bucket is arranged on the top surface of the coarse filtering barrel, and the number of the second filter buckets is set to three, and the three second filter buckets are respectively used to add samples, reaction solvents and boiling water into the coarse filtering barrel.

[0011] According to the filtering device for extracting flavonoids from red-legged kale, one side of the water inlet tank is fixedly connected to the water inlet of the condenser, and the water inlet of the condenser is fixedly connected to a water pump, and one side of the water outlet tank is fixedly connected to the water outlet of the condenser.

[0012] Beneficial effects:

[0013] 1. The utility model is provided with a coarse filter barrel, a filter plate, a fine filter barrel and a filter net. Samples, solvents, etc. are added into the coarse filter barrel, flavonoids are extracted from the sample into an alkaline solvent through reaction, and then the solvent is filtered through the filter plate into the fine filter barrel, and then the flavonoids are extracted into crystals, and the flavonoid crystals are filtered out through the filter net. Through the multi-stage filtering device, the reaction and filtration rates are improved, and the purity and extraction amount of the extracted flavonoids can also be improved.

[0014] 2. The utility model is provided with an air pump, which is arranged on the top of the fine filter barrel and the coarse filter barrel. During the filtering process, the air pump is turned on to increase the air pressure, accelerate the flow of liquid, and improve the filtering speed.

[0015] 3. The utility model is provided with a first filter bucket and a concentration detector. The concentration of flavonoids in the solvent in the fine filter bucket can be detected by the concentration detector, and then an appropriate amount of acidic solvent is added from the first filter bucket. According to the detected concentration, the amount of acidic solvent added is controlled to ensure the economical use of the solvent.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 This is a schematic diagram of the overall structure of a filtering device for extracting flavonoids from red kale according to the utility model;

[0019] Figure 2 This is a side view of a filtering device for extracting flavonoids from red-legged kale according to the utility model;

[0020] Figure 3 This is a cross-sectional view of the internal structure of a filtering device for extracting flavonoids from red kale according to the utility model;

[0021] Figure 4 for Figure 3 The enlarged view of point A in the middle;

[0022] Figure 5 for Figure 3 Enlarged view of point B in the middle.

[0023] Legend:

[0024] 1. Fine filter barrel; 2. Coarse filter barrel; 3. Air pump; 4. Upper sliding cover; 5. Coarse filter tube; 6. Filter plate; 7. First filter bucket; 8. Ball valve; 9. Concentration detector; 10. Fine filter tube; 11. Condenser; 12. Filter net; 13. Bottom cover; 14. Second filter bucket; 15. Valve; 16. Drive motor; 17. Spiral stirring rod; 18. Lower sliding cover; 19. Valve ball; 20. Water inlet tank; 21. Water outlet tank; 22. Water pump; 23. Piston; 24. Fixed block. DETAILED DESCRIPTION

[0025] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0026] Reference Figure 1-5The utility model embodiment is a filtering device for extracting flavonoids from red-foot kale, which includes: a fine filtering barrel 1 and a coarse filtering barrel 2, and a second filter bucket 14 is fixedly connected to the top of the coarse filtering barrel 2, and the bottoms of the fine filtering barrel 1 and the coarse filtering barrel 2 are both arranged in an inclined shape, so that the filtered liquid can flow out quickly without accumulation, and one side of the top surface of the fine filtering barrel 1 and the coarse filtering barrel 2 is fixedly connected to an air pump 3. When filtering starts in the device, the air pump 3 accelerates the passage of the solvent through the filtering device by applying pressure, thereby increasing the filtering rate, and an upper sliding cover 4 and a coarse filtering tube 5 are arranged in the middle of the top surface of the fine filtering barrel 1, and the coarse filtering tube 5 is located directly above the upper sliding cover 4, and the upper sliding cover 4 can be slid open, so that the liquid in the coarse filtering barrel 2 can quickly pass through the coarse filtering tube 5 and the upper sliding cover 4 Flowing into the fine filtration barrel 1, the inner wall of the coarse filtration tube 5 is diagonally tilted and fixedly connected with a fixed block 24, and the fixed block 24 is placed tilted to keep the filter plate 6 in an inclined state. A filter plate 6 is arranged on the fixed block 24, and the filter plate 6 is mainly used to filter the impurities decomposed by the sample. The tilted filter plate 6 can allow the impurities to accumulate on one side during the filtration process to prevent the filter plate 6 from being blocked. The left side of the fine filtration barrel 1 is fixedly connected with a first filter bucket 7 and a concentration detector 9, and the first filter bucket 7 is located above the concentration detector 9. The first filter bucket 7 is used to add a solvent for extracting flavonoid crystals. The concentration detector 9 controls the amount of solvent input by detecting the concentration of flavonoids in the solvent, thereby ensuring the appropriate addition of the reaction solvent and reducing waste. The side of the first filter bucket 7 rotates A ball valve 8 is connected, a valve ball 19 is arranged inside the first filter bucket 7, and the valve ball 19 is fixedly connected to the ball valve 8. The use of a ball valve can improve the sealing performance inside the fine filter barrel 1. A bottom cover 13 and a fine filter tube 10 are arranged at the bottom of the fine filter barrel 1, and the fine filter tube 10 is located directly below the bottom cover 13. After the extraction of flavonoid crystals is completed, the solvent waste liquid needs to be filtered out, and the waste liquid can be quickly discharged by opening the bottom cover 13. A condenser 11 is fixedly connected to the circumferential surface of the fine filter tube 10, and a water inlet box 20 and a water outlet box 21 are fixedly connected to one side of the bottom of the fine filter barrel 1, the water inlet box 20 is located at the bottom of the water outlet box 21, and the top of the water inlet box 20 and the bottom of the water outlet box 21 are separated by a piston 23. One side of 0 is fixedly connected to the water inlet of the condenser 11, and the water inlet of the condenser 11 is fixedly connected with a water pump 22, and one side of the water outlet tank 21 is fixedly connected to the water outlet of the condenser 11. After the reaction is completed, the waste liquid at this time needs to be cooled for a period of time because of the heat release of the reaction. However, in order to quickly extract the crystals, cold water is injected into the condenser 11 through the water inlet tank 20 during the filtration process. The flow of cold water can reduce the temperature of the waste liquid during filtration, so that it can be directly discharged without waiting for a long time for the waste liquid to cool. After the cold water is heated, it flows into the water outlet tank 21 from the water outlet of the condenser 11. After the water in the water outlet tank 21 is cooled, the piston 23 is opened, and the cold water returns to the water inlet tank 20, so that it is recycled. The interior of the fine filter tube 10 is provided with a filter screen 12,The filter 12 can filter out the condensed flavonoid crystals.

[0027] A driving motor 16 is fixedly connected to one side of the coarse filter barrel 2. After the driving motor 16 is started, it drives the spiral stirring rod 17 to rotate slowly to improve the full reaction of the sample and the solvent. A spiral stirring rod 17 is arranged inside the coarse filter barrel 2, and the spiral stirring rod 17 is fixedly connected to the driving end of the driving motor 16. The spiral stirring rod 17 is rotatably connected to the inner walls of both sides of the coarse filter barrel 2. The side of the second filter bucket 14 is rotatably connected with a valve 15, and the valve 15 can improve the sealing performance of the coarse filter barrel 2. A sliding cover 18 is arranged on the bottom surface of the coarse filter barrel 2, and the sliding cover 18 is located directly above the coarse filter tube 5. The liquid can flow into the coarse filter tube 5 through the opening of the sliding cover 18. A second filter bucket 14 is arranged on the top surface of the coarse filter barrel 2, and the number of the second filter buckets 14 is set to three. The three second filter buckets 14 are respectively used to add samples, reaction solvents and boiling water into the coarse filter barrel 2. The edges of the upper sliding cover 4, the lower sliding cover 18 and the bottom cover 13 are all provided with rubber pads, and the rubber pads can ensure the sealing performance of the fine filter barrel 1 and the coarse filter barrel 2.

[0028] Working principle: add alkaline solvent, sample and boiling water respectively through the three second filter buckets 14 on the top of the coarse filter barrel 2. Boiling water at a moderate temperature increases the reaction rate. Then start the drive motor 16 and the spiral stirring rod 17 starts to rotate. After a certain reaction, open the lower sliding cover 18 and the upper sliding cover 4, start the air pump 3 of the coarse filter barrel 2, and then the flavonoids dissolved in the solvent are filtered into the fine filter barrel 1. At this time, turn off all devices, add acidic solvent through the first filter bucket 7, observe the concentration detector 9, and control the amount of acidic solvent added according to the detected concentration of flavonoids in the solvent. After crystallization is completed, open the bottom cover 13, start the air pump 3 of the fine filter barrel 1, and filter out the flavonoid crystals.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A filtering device for extracting flavonoids from red kale, comprising: A fine filter barrel (1) and a coarse filter barrel (2), characterized in that one side of the top surface of the fine filter barrel (1) and the coarse filter barrel (2) are fixedly connected to an air pump (3), an upper sliding cover (4) and a coarse filter tube (5) are provided in the middle of the top surface of the fine filter barrel (1), and the coarse filter tube (5) is located directly above the upper sliding cover (4), the inner wall of the coarse filter tube (5) is diagonally and fixedly connected to a fixed block (24), and a filter plate (6) is provided on the fixed block (24), a first filter bucket (7) and a concentration detector (9) are fixedly connected to the left side of the fine filter barrel (1), and the first filter bucket (7) is located above the concentration detector (9), a bottom cover (13) and a fine filter tube (10) are provided at the bottom of the fine filter barrel (1), and the fine filter tube (10) is located on the bottom cover. (13), a filter screen (12) is arranged inside the fine filter tube (10), a condenser tube (11) is fixedly connected to the circumferential surface of the fine filter tube (10), a water inlet box (20) and a water outlet box (21) are fixedly connected to one side of the bottom of the fine filter barrel (1), the water inlet box (20) is located at the bottom of the water outlet box (21), and the top of the water inlet box (20) and the bottom of the water outlet box (21) are separated by a piston (23), a drive motor (16) is fixedly connected to one side of the coarse filter barrel (2), a spiral stirring rod (17) is arranged inside the coarse filter barrel (2), and the spiral stirring rod (17) is fixedly connected to the driving end of the driving motor (16), and the spiral stirring rod (17) is rotatably connected to the inner walls of both sides of the coarse filter barrel (2).

2. A filtering device for extracting flavonoids from red kale according to claim 1, characterized in that: The side of the second filter bucket (14) is rotatably connected to a valve (15), and the bottom surface of the coarse filter barrel (2) is provided with a lower slide cover (18), and the lower slide cover (18) is located directly above the coarse filter tube (5).

3. The filtering device for extracting flavonoids from red kale according to claim 1, characterized in that: A ball valve (8) is rotatably connected to the side of the first filter bucket (7), a valve ball (19) is arranged inside the first filter bucket (7), and the valve ball (19) is fixedly connected to the ball valve (8).

4. The filtering device for extracting flavonoids from red kale according to claim 1, characterized in that: The bottoms of the fine filtering barrel (1) and the coarse filtering barrel (2) are both arranged to be inclined.

5. The filtering device for extracting flavonoids from red kale according to claim 1, characterized in that: The edges of the upper sliding cover (4), the lower sliding cover (18) and the bottom cover (13) are all provided with rubber pads.

6. A filtering device for extracting flavonoids from red kale according to claim 1 or 5, characterized in that: The top surface of the coarse filter barrel (2) is provided with a second filter bucket (14), and the number of the second filter buckets (14) is set to three.

7. The filtering device for extracting flavonoids from red kale according to claim 1, characterized in that: One side of the water inlet box (20) is fixedly connected to the water inlet of the condenser (11), and the water inlet of the condenser (11) is fixedly connected to a water pump (22), and one side of the water outlet box (21) is fixedly connected to the water outlet of the condenser (11).

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