A high-efficiency low-temperature concentration device for plant extraction

Abstract

The utility model belongs to the technical field of plant extraction, in particular to a high-efficiency low-temperature concentration device for plant extraction, comprising a concentration tank, the left and right sides of the upper surface of the concentration tank are respectively connected with the lower surface of a first filtering mechanism through two feeding pipes, the first filtering mechanism and the second filtering mechanism are arranged, the screen a and the screen b in the first filtering mechanism filter the residue contained in the plant extract, so as to avoid the residue in the plant extract affecting the purity of the plant extract concentrate during the concentration process; the self-priming pump extracts the plant extract concentrate after low-temperature evaporation, and the plant extract concentrate falls into the filter tank in the second filtering mechanism through the discharge pipe a, and the filter screen a, the filter screen b and the filter screen c in the filter tank separate the solid residue contained in the plant extract concentrate, so as to avoid the solid residue contained in the plant extract concentrate affecting the quality of the plant extract concentrate.

Description

Technical Field

[0001] The utility model belongs to the technical field of plant extraction, and in particular relates to a high-efficiency low-temperature concentration device for plant extraction. Background Art

[0002] Plant extracts are products made from plants as raw materials. According to the needs of the final product, they are extracted through physical and chemical extraction and separation processes to obtain and concentrate one or more active ingredients in the plant without changing the structure of the active ingredients. According to the different components of the extracted plants, glycosides, acids, polyphenols, polysaccharides, terpenes, flavonoids, alkaloids, etc. are formed; according to different properties, they can be divided into plant oils, extracts, powders, crystals, etc.

[0003] Traditionally, plant extracts are usually concentrated by evaporation concentration, membrane separation concentration, etc. The above concentration methods require repeated or cyclic concentration, the plant extract is heated for a long time and requires multiple cycles, the extraction efficiency is low, and the plant extract will produce a large amount of residue during the multiple cycles of heating. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the utility model provides a high-efficiency low-temperature concentration device for plant extraction, which has the characteristics of high-efficiency extraction, concentration and purification of plant extract concentrate.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-efficiency low-temperature concentration device for plant extraction, comprising a concentration tank, the left and right sides of the upper surface of the concentration tank are respectively connected to the lower surface of the first filtering mechanism through two feeding pipes, a valve a is arranged on the front of the feeding pipe, the left side of the concentration tank is connected to the suction end of the vacuum pump through the suction pipe, the exhaust end of the vacuum pump is connected to the input end of the condenser through the exhaust pipe, the vacuum pump is arranged between the concentration tank and the condenser, the discharge end of the condenser is connected to the upper surface of the waste liquid collection box through the discharge pipe a, the lower surface of the waste liquid collection box is connected to one end of the discharge pipe b, the front of the discharge pipe b is provided with a valve b, the upper surface of the waste liquid collection box is provided with a water tank, and the lower surface of the inner wall of the water tank is provided with a A water pump is provided, the drainage end of the water pump is connected to one end of a drainage pipe, the other end of the drainage pipe is connected to the upper surface of the first filtering mechanism, a stirring paddle is sleeved in the bearing clamped on the upper surface of the inner wall of the concentration tank, the top of the stirring paddle is fixedly connected to the output shaft of the motor, the motor is arranged on the upper surface of the concentration tank, a heater is arranged on the lower surface of the inner wall of the concentration tank, a self-priming pump is arranged on the right side of the concentration tank, the suction end of the self-priming pump is connected to the right side of the concentration tank through a suction pipe, the discharge end of the self-priming pump is connected to the upper surface of the second filtering mechanism through a discharge pipe a, the lower surface of the second filtering mechanism is connected to the right side of the storage box through a discharge pipe b, the lower surface of the storage box is connected to one end of a discharge pipe c, and a valve c is arranged on the front of the discharge pipe c.

[0006] Preferably, a heating plate is provided on the upper surface of the heater, and the outer surface of the heating plate is fixedly connected to the inner wall of the concentration tank.

[0007] Preferably, the first filtering mechanism comprises a slider, a screen a and a screen b, the inner wall of the first filtering mechanism is provided with a slideway, the inner wall of the slideway is slidably connected to the outer surface of the slider, and the inner wall of the slider is fixedly connected to the outer surfaces of the screens a and b.

[0008] Preferably, the second filtering mechanism comprises a filter tank, a filter screen a, a filter screen b and a filter screen c, and the inner wall of the filter tank is fixedly connected to the outer surfaces of the filter screen a, the filter screen b and the filter screen c.

[0009] Preferably, the drainage pipe is made of a telescopic hose.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The utility model provides a first filtering mechanism and a second filtering mechanism. People introduce plant extract into the first filtering mechanism. Screens a and b in the first filtering mechanism filter the residues in the plant extract, thereby preventing the residues in the plant extract from affecting the purity of the plant extract concentrate during the concentration process. A self-priming pump extracts the plant extract concentrate after low-temperature evaporation. The plant extract concentrate falls into the filter tank in the second filtering mechanism through a discharge pipe a. The filters a, b and c in the filter tank separate the solid residues in the plant extract concentrate, thereby preventing the solid residues in the plant extract concentrate from affecting the quality of the plant extract concentrate.

[0012] 2. The utility model is provided with a motor, a stirring paddle, a heater and a heating plate. The heater is started to heat the heating plate, and the heating plate evenly distributes the heat emitted by the heater on the upper surface of the heating plate, so that the plant extract is heated more evenly when heated at a low temperature. The motor drives the stirring paddle to stir the plant extract on the upper surface of the heating plate, thereby accelerating the rapid concentration of the plant extract, making the plant extract more efficient during the concentration process.

[0013] 3. The utility model is provided with a vacuum pump, an exhaust pipe, a condenser and a waste liquid collection box. The vacuum pump draws boiling steam and discharges it into the condenser through the exhaust pipe for condensation. The condensed liquid falls into the waste liquid collection box through the discharge pipe a for waste liquid collection, which is convenient for people to recycle and reuse. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the utility model in the front view;

[0017] In the figure: 1. concentration tank; 2. heating plate; 3. heater; 4. stirring paddle; 5. motor; 6. feed pipe; 7. valve a; 8. first filtering mechanism; 81. slider; 82. screen a; 83. screen b; 9. vacuum pump; 10. suction pipe; 11. exhaust pipe; 12. water tank; 13. water pump; 14. drain pipe; 15. condenser; 16. drain pipe a; 17. waste liquid collection box; 18. drain pipe b; 19. valve b; 20. suction pipe; 21. discharge pipe a; 22. self-priming pump; 23. second filtering mechanism; 231. filter tank; 232. filter screen a; 233. filter screen b; 234. filter screen c; 24. discharge pipe b; 25. storage box; 26. discharge pipe c; 27. valve c. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Example

[0020] See also Figure 1-2The utility model provides the following technical solutions: a high-efficiency low-temperature concentration device for plant extraction, comprising a concentration tank 1, the left and right sides of the upper surface of the concentration tank 1 are respectively connected to the lower surface of the first filtering mechanism 8 through two feeding pipes 6, a valve a7 is arranged on the front of the feeding pipe 6, the left side of the concentration tank 1 is connected to the suction end of the vacuum pump 9 through the suction pipe 10, the exhaust end of the vacuum pump 9 is connected to the input end of the condenser 15 through the exhaust pipe 11, the vacuum pump 9 is arranged between the concentration tank 1 and the condenser 15, the discharge end of the condenser 15 is connected to the upper surface of the waste liquid collection box 17 through the discharge pipe a16, the lower surface of the waste liquid collection box 17 is connected to one end of the discharge pipe b18, the front of the discharge pipe b18 is provided with a valve b19, the upper surface of the waste liquid collection box 17 is provided with a water tank 12, and the lower surface of the inner wall of the water tank 12 is provided with a water pump 13 The drainage end of the water pump 13 is connected to one end of the drainage pipe 14, and the other end of the drainage pipe 14 is connected to the upper surface of the first filtering mechanism 8. The stirring paddle 4 is sleeved in the bearing clamped on the upper surface of the inner wall of the concentration tank 1, and the top of the stirring paddle 4 is fixedly connected to the output shaft of the motor 5. The motor 5 is arranged on the upper surface of the concentration tank 1, and the lower surface of the inner wall of the concentration tank 1 is provided with a heater 3. The right side of the concentration tank 1 is provided with a self-priming pump 22, and the suction end of the self-priming pump 22 is connected to the right side of the concentration tank 1 through the suction pipe 20. The discharge end of the self-priming pump 22 is connected to the upper surface of the second filtering mechanism 23 through the discharge pipe a21, and the lower surface of the second filtering mechanism 23 is connected to the right side of the storage box 25 through the discharge pipe b24. The lower surface of the storage box 25 is connected to one end of the discharge pipe c26, and the front of the discharge pipe c26 is provided with a valve c27.

[0021] Specifically, a heating plate 2 is provided on the upper surface of the heater 3, and the outer surface of the heating plate 2 is fixedly connected to the inner wall of the concentration tank 1. The heater 3 is started to heat the heating plate 2, and the heating plate 2 evenly distributes the heat emitted by the heater 3 on the upper surface of the heating plate 2, so that the plant extract is heated more evenly when heated at a low temperature.

[0022] Specifically, by setting the first filtering mechanism 8 to include a slider 81, a screen a82 and a screen b83, a slide is opened on the inner wall of the first filtering mechanism 8, the inner wall of the slide is slidably connected to the outer surface of the slider 81, and the inner wall of the slider 81 is fixedly connected to the outer surfaces of the screen a82 and the screen b83. People introduce the plant extract into the first filtering mechanism 8, and the screen a82 and the screen b83 in the first filtering mechanism 8 filter the residue contained in the plant extract. When people need to clean the first filtering mechanism 8, people can pull the slider 81 out of the slide and take out the screen a82 and the screen b83, thereby cleaning the first filtering mechanism 8.

[0023] Specifically, the second filtering mechanism 23 includes a filter tank 231, a filter screen a232, a filter screen b233 and a filter screen c234, the inner wall of the filter tank 231 is fixedly connected to the outer surfaces of the filter screens a232, b233 and c234, the self-priming pump 22 extracts the plant extract concentrate after low-temperature evaporation, and the plant extract concentrate falls into the filter tank 231 in the second filtering mechanism 23 through the discharge pipe a21, the filter screen a232, b233 and c234 in the filter tank 231 separate the solid residue contained in the plant extract concentrate, and the separated plant extract concentrate enters the storage box 25 through the discharge pipe b24 for storage.

[0024] Specifically, by setting the material of the drain pipe 14 to be a telescopic hose, when the plant extract concentrate in the storage box 25 is completely discharged, the water pump 13 draws water from the water tank 12, and people pull the drain pipe 14 made of the telescopic hose to discharge the water into the first filter mechanism 8, open the valve a7 to discharge the water into the concentration tank 1 through the feed pipe 6, and clean the concentration tank 1. The self-priming pump 22 draws the cleaned water through the second filter mechanism 23 and the storage box 25 and discharges it through the discharge pipe c26. At the same time, the second filter mechanism 23 and the storage box 25 are cleaned to avoid residual plant extract concentrate in the second filter mechanism 23 and the storage box 25, which affects the next extraction and concentration.

[0025] Working principle and use process of the utility model: When using the utility model, people introduce the plant extract into the first filtering mechanism 8, the screen a82 and the screen b83 in the first filtering mechanism 8 filter the residue contained in the plant extract, and the filtered plant extract falls into the upper surface of the heating plate 2 through the feed pipe 6. When the extract is filtered, the valve a7 is closed to keep the concentration tank 1 airtight, the vacuum pump 9 extracts the air in the concentration tank 1 to keep the concentration tank 1 at a low pressure, the heater 3 heats the heating plate 2, the boiling point of the plant extract decreases under low pressure, thereby performing low-temperature evaporation and concentration, the motor 5 drives the stirring paddle 4 to stir the plant extract, thereby accelerating the rapid concentration of the plant extract, and the vacuum pump 9 extracts the boiling steam through the exhaust pipe 1 1 is discharged into the condenser 15 for condensation, and the condensed liquid falls into the waste liquid collection box 17 through the discharge pipe a16 for waste liquid collection, which is convenient for people to recycle and reuse. The self-priming pump 22 extracts the plant extract concentrate after low-temperature evaporation, and the plant extract concentrate falls into the filter tank 231 in the second filtering mechanism 23 through the discharge pipe a21. The filter screens a232, b233 and c234 in the filter tank 231 separate the solid residue contained in the plant extract concentrate. The separated plant extract concentrate enters the storage box 25 through the discharge pipe b24 for storage. When people need to take out the stored plant extract concentrate, they turn the valve c27 to open the discharge pipe c26 to discharge the plant extract concentrate from the discharge pipe c26.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A high-efficiency low-temperature concentration device for plant extraction, comprising a concentration tank (1), characterized in that: The left and right sides of the upper surface of the concentration tank (1) are respectively connected to the lower surface of the first filtering mechanism (8) through two feed pipes (6), and a valve a (7) is provided on the front of the feed pipe (6). The left side of the concentration tank (1) is connected to the suction end of the vacuum pump (9) through the suction pipe (10), and the exhaust end of the vacuum pump (9) is connected to the input end of the condenser (15) through the exhaust pipe (11). The vacuum pump (9) is arranged between the concentration tank (1) and the condenser (15). The discharge end of the condenser (15) is connected to the upper surface of the waste liquid collection box (17) through the discharge pipe a (16), the lower surface of the waste liquid collection box (17) is connected to one end of the discharge pipe b (18), the front of the discharge pipe b (18) is provided with a valve b (19), the upper surface of the waste liquid collection box (17) is provided with a water tank (12), the lower surface of the inner wall of the water tank (12) is provided with a water pump (13), the discharge end of the water pump (13) is connected to the end of the discharge pipe (14), and the discharge end of the water pump (13) is connected to the discharge end of the discharge pipe (14). One end of the drain pipe (14) is connected to the upper surface of the first filtering mechanism (8), the other end of the drain pipe (14) is connected to the upper surface of the first filtering mechanism (8), a stirring paddle (4) is sleeved in a bearing engaged with the upper surface of the inner wall of the concentration tank (1), the top end of the stirring paddle (4) is fixedly connected to the output shaft of the motor (5), the motor (5) is arranged on the upper surface of the concentration tank (1), a heater (3) is arranged on the lower surface of the inner wall of the concentration tank (1), a self-priming pump (22) is arranged on the right side of the concentration tank (1), and the self-priming pump (2 The suction end of the self-priming pump (22) is connected to the right side surface of the concentration tank (1) through a suction pipe (20), the discharge end of the self-priming pump (22) is connected to the upper surface of the second filtering mechanism (23) through a discharge pipe a (21), the lower surface of the second filtering mechanism (23) is connected to the right side surface of the storage box (25) through a discharge pipe b (24), the lower surface of the storage box (25) is connected to one end of a discharge pipe c (26), and a valve c (27) is provided on the front of the discharge pipe c (26).

2. The high-efficiency low-temperature concentration device for plant extraction according to claim 1, characterized in that: A heating plate (2) is provided on the upper surface of the heater (3), and the outer surface of the heating plate (2) is fixedly connected to the inner wall of the concentration tank (1).

3. The high-efficiency low-temperature concentration device for plant extraction according to claim 1, characterized in that: The first filtering mechanism (8) comprises a slider (81), a screen a (82) and a screen b (83); a slideway is provided on the inner wall of the first filtering mechanism (8); the inner wall of the slideway is slidably connected to the outer surface of the slider (81); and the inner wall of the slider (81) is fixedly connected to the outer surfaces of the screen a (82) and the screen b (83).

4. The high-efficiency low-temperature concentration device for plant extraction according to claim 1, characterized in that: The second filtering mechanism (23) comprises a filtering tank (231), a filtering screen a (232), a filtering screen b (233) and a filtering screen c (234); the inner wall of the filtering tank (231) is fixedly connected to the outer surfaces of the filtering screen a (232), the filtering screen b (233) and the filtering screen c (234).

5. The high-efficiency low-temperature concentration device for plant extraction according to claim 1, characterized in that: The material of the drainage pipe (14) is a telescopic hose.

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