Chromatographic device for glabridin production

Abstract

The utility model discloses a chromatography device for glabridin production, which belongs to the technical field of glabridin production, and comprises a concentration kettle body, a material guide pipe and a gas guide pipe, one end of the material guide pipe is connected with a feeding pipe of the concentration kettle body through a flange I, one end of the gas guide pipe is connected with an exhaust pipe of the concentration kettle body through a flange II, and the other end of the gas guide pipe is connected with a gas outlet pipe of the concentration kettle body through a flange II. The outer surface of the material guiding pipe is fixedly connected with a shell, the back face of the shell is communicated with a connecting pipe, the gas guiding pipe and the connecting pipe are connected through a filtering assembly, and the filtering assembly is used for filtering waste gas. And the recycled waste gas can be filtered, so that impurities formed by the waste gas can be prevented from being adsorbed on the heat preservation layer and the material guide pipe to influence the heat preservation effect of the heat preservation layer and the heat conduction effect of the material guide pipe, and the preheating effect on the raw materials can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of glabridin production, in particular to a chromatography device for glabridin production. Background Art

[0002] Glabridin, also known as licorice flavonoids or glabridin, is a flavonoid extracted from the precious plant Glycyrrhiza glabra. Because of its powerful whitening effect, it is praised as "whitening gold". At present, the extraction method of glabridin is generally to first extract crude flavonoids from Glycyrrhiza glabra, and then separate the crude flavonoids by chromatography to obtain a chromatography liquid, and then concentrate and extract the chromatography liquid respectively to obtain the finished product of glabridin. When concentrating the chromatography liquid, a concentration kettle is required. After the chromatography liquid is distilled in the concentration kettle, the water in the chromatography liquid is evaporated to complete the concentration.

[0003] A chromatography liquid concentration kettle for glabridin production with publication number CN218980467U comprises a kettle body, a stirring mechanism is arranged in the middle of the kettle body, and two ends of the top of the kettle body are respectively a feed port and a distillation waste gas discharge port; a feed sleeve is arranged on the feed port, an insulation layer is arranged outside the feed sleeve, a serpentine tube is arranged inside the feed sleeve, a conical feed hopper and a conical discharge hopper are arranged at the upper and lower ends of the serpentine tube, an air inlet is arranged at the upper part of one side of the feed sleeve, and an air outlet is arranged at the lower part of the other side of the feed sleeve; the distillation waste gas discharge port is connected to the air inlet through a pipeline.

[0004] The above device has the characteristic of being able to effectively improve the heat utilization rate, but the above device cannot filter the distillation exhaust gas, so that the impurities formed by the exhaust gas will be adsorbed on the insulation layer and the serpentine tube, thereby affecting the insulation effect of the insulation layer and the thermal conductivity effect of the serpentine tube, thereby reducing the preheating effect of the raw materials and affecting the heat utilization rate of the exhaust gas. Utility Model Content

[0005] The utility model aims to solve the problem that the prior art cannot filter the distillation waste gas, so that impurities formed by the waste gas will be adsorbed on the insulation layer and the serpentine tube, and proposes a chromatography device for producing glabridin.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A chromatography device for producing glabridin comprises a concentration kettle body, a material guide pipe and an air guide pipe, wherein one end of the material guide pipe is connected to a feed pipe of the concentration kettle body through a first flange, and one end of the air guide pipe is connected to an exhaust pipe of the concentration kettle body through a second flange. A shell is fixedly connected to the outer surface of the material guide pipe, and a connecting pipe is connected to the back of the shell. The air guide pipe and the connecting pipe are connected through a filter assembly, and the filter assembly is used to filter exhaust gas.

[0008] Preferably, one end of the material guide pipe away from the concentration kettle body is fixedly connected to a conical material barrel, and the part of the material guide pipe located inside the shell is distributed in an S shape;

[0009] The material guiding pipe is provided with a first valve.

[0010] Preferably, a side surface of the shell is fixedly connected to a drain pipe, a second valve is installed on the drain pipe, and an insulation layer is installed on the inner wall of the shell.

[0011] Preferably, the filter assembly includes a pipeline assembly, the pipeline assembly includes a transition pipe and a delivery pipe, one end of the transition pipe is connected to the air guide pipe through a flange three, and one end of the delivery pipe is connected to the connecting pipe through a flange four;

[0012] A filter screen is attached to one end of the delivery pipe close to the transition pipe.

[0013] Preferably, the filter assembly further comprises a sleeve, and the ends of the transition pipe and the delivery pipe close to each other are both inserted into the sleeve, and a pressure ring is fixedly connected to the inside of the sleeve, and the pressure ring presses the filter screen.

[0014] Preferably, a movable ring is fixedly connected to the outer surface of the sleeve, and a fixed ring is fixedly connected to the outer surface of the transition pipe;

[0015] The adjacent sides of the fixed ring and the movable ring are respectively fixedly connected with a piston cylinder and a piston rod, and the end of the piston rod away from the movable ring is inserted into the piston cylinder, the end of the piston rod away from the movable ring is fixedly connected with a spring, and the end of the spring away from the piston rod is fixedly connected to the piston cylinder.

[0016] Compared with the prior art, the utility model provides a chromatography device for producing glabridin, which has the following beneficial effects:

[0017] The utility model can not only utilize the waste gas to preheat the raw materials, improve the utilization rate of the waste gas, and achieve the purpose of energy saving and environmental protection, but also can filter the recovered waste gas, so as to avoid the impurities formed by the waste gas being adsorbed on the insulation layer and the material guide pipe, affecting the insulation effect of the insulation layer and the heat conduction effect of the material guide pipe, thereby ensuring the preheating effect of the raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0019] Figure 2 It is a cross-sectional view of the hidden concentration kettle body of the utility model.

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the hidden concentration kettle body of the utility model.

[0021] Figure 4It is a cross-sectional view of the filter assembly of the utility model.

[0022] In the figure:

[0023] 1. Concentrator body; 2. Material guide pipe; 3. Air guide pipe; 4. Shell; 5. Filter assembly; 501. Transition pipe; 502. Delivery pipe; 503. Filter screen; 504. Sleeve; 505. Pressing ring; 506. Moving ring; 507. Piston cylinder; 508. Piston rod; 509. Spring; 510. Fixed ring; 6. Insulation layer; 7. Drain pipe; 8. Conical barrel. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Reference Figure 1-4 A chromatography device for producing glabridin comprises a concentration kettle body 1, a material guide pipe 2 and an air guide pipe 3. One end of the material guide pipe 2 is connected to the feed pipe of the concentration kettle body 1 through a flange 1, and one end of the air guide pipe 3 is connected to the exhaust pipe of the concentration kettle body 1 through a flange 2. The outer surface of the material guide pipe 2 is fixedly connected to a shell 4, and the back of the shell 4 is connected to a connecting pipe. The air guide pipe 3 and the connecting pipe are connected through a filter assembly 5. The filter assembly 5 is used to filter the exhaust gas. The end of the material guide pipe 2 away from the concentration kettle body 1 is fixedly connected to a conical barrel 8, and the part of the material guide pipe 2 located inside the shell 4 is S-shaped. , thereby increasing the time for the chromatography liquid to flow through the shell 4, and further improving the preheating effect of the chromatography liquid. A first valve is installed on the guide tube 2; after opening the first valve, the chromatography liquid is poured into the interior of the conical barrel 8, and the chromatography liquid will flow through the conical barrel 8, the shell 4 and the guide tube 2 in sequence to enter the interior of the concentration kettle body 1 for concentrated distillation treatment, and the waste gas generated by the distillation will enter the interior of the shell 4 through the air guide tube 3, the filter assembly 5 and the connecting pipe in sequence, so that the chromatography liquid passing through the shell 4 can be preheated, thereby improving the utilization rate of the waste gas and achieving the purpose of energy saving and environmental protection.

[0026] A drain pipe 7 is fixedly connected to one side of the shell 4, and a second valve is installed on the drain pipe 7. An insulation layer 6 is installed on the inner wall of the shell 4. After the second valve is opened, the generated condensed water will be discharged from the interior of the shell 4 through the drain pipe 7. By providing the insulation layer 6, long-term insulation of the shell 4 can be achieved.

[0027] The filter assembly 5 includes a pipeline assembly, which includes a transition pipe 501 and a delivery pipe 502. One end of the transition pipe 501 is connected to the air guide pipe 3 through a flange three, and one end of the delivery pipe 502 is connected to the connecting pipe through a flange four. A filter screen 503 is attached to one end of the delivery pipe 502 close to the transition pipe 501, and the diameter of the filter screen 503 is equal to the diameter of the delivery pipe 502 and the transition pipe 501.

[0028] The filter assembly 5 also includes a sleeve 504. The ends of the transition pipe 501 and the delivery pipe 502 that are close to each other are both inserted into the interior of the sleeve 504. The interior of the sleeve 504 is fixedly connected with a pressure ring 505. The pressure ring 505 presses the filter screen 503. The exhaust gas will pass through the transition pipe 501, the sleeve 504, the filter screen 503 and the delivery pipe 502 in sequence and enter the interior of the shell 4. The filter screen 503 can filter the exhaust gas, thereby preventing impurities formed by the exhaust gas from being adsorbed on the insulation layer 6 and the guide pipe 2, thereby affecting the insulation effect of the insulation layer 6 and the heat conduction effect of the guide pipe 2.

[0029] The outer surface of the sleeve 504 is fixedly connected to a movable ring 506, and the outer surface of the transition tube 501 is fixedly connected to a fixed ring 510. The surfaces of the fixed ring 510 and the movable ring 506 that are close to each other are respectively fixedly connected to a piston cylinder 507 and a piston rod 508, and the end of the piston rod 508 away from the movable ring 506 is inserted into the interior of the piston cylinder 507, and the end of the piston rod 508 away from the movable ring 506 is fixedly connected to a spring 509, and the end of the spring 509 away from the piston rod 508 is fixedly connected to the piston cylinder 507. There are four piston cylinders 507, four piston rods 508 and four springs 509.

[0030] When replacing the filter 503, first pull the sleeve 504 in the direction away from the filter 503. The sleeve 504 can drive the pressure ring 505 and the movable ring 506 to move in the direction away from the filter 503 and compress the spring 509. When the filter 503 is completely removed from the interior of the sleeve 504, the filter 503 can be removed, and then the new filter 503 can be attached to one end of the delivery pipe 502 and the sleeve 504 can be loosened. Under the action of the spring 509, the pressure ring 505 will press the filter 503, so that the filter 503 can be clamped and limited. At this time, the replacement of the filter 503 is completed, which is convenient and quick.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A chromatography device for producing glabridin, comprising a concentration kettle body, a material guide pipe and an air guide pipe, characterized in that: One end of the material guide pipe is connected to the feed pipe of the concentration kettle body through flange 1, and one end of the air guide pipe is connected to the exhaust pipe of the concentration kettle body through flange 2. The outer surface of the material guide pipe is fixedly connected to the shell, and the back of the shell is connected to a connecting pipe. The air guide pipe and the connecting pipe are connected by a filter assembly, and the filter assembly is used to filter the exhaust gas.

2. A chromatography device for producing glabridin according to claim 1, characterized in that: The end of the material guide pipe away from the concentration kettle body is fixedly connected to a conical material barrel, and the part of the material guide pipe located inside the shell is distributed in an S shape; The material guiding pipe is provided with a first valve.

3. A chromatography device for producing glabridin according to claim 1, characterized in that: A side surface of the shell is fixedly connected with a liquid discharge pipe, a second valve is installed on the liquid discharge pipe, and an insulation layer is installed on the inner wall of the shell.

4. The chromatography device for producing glabridin according to claim 1, characterized in that: The filter assembly includes a pipeline assembly, the pipeline assembly includes a transition pipe and a delivery pipe, one end of the transition pipe is connected to the air guide pipe through a flange three, and one end of the delivery pipe is connected to the connecting pipe through a flange four; A filter screen is attached to one end of the delivery pipe close to the transition pipe.

5. A chromatography device for producing glabridin according to claim 4, characterized in that: The filter assembly also includes a sleeve, and the ends of the transition pipe and the delivery pipe that are close to each other are both inserted into the sleeve. A pressure ring is fixedly connected to the inside of the sleeve, and the pressure ring presses the filter screen.

6. A chromatography device for producing glabridin according to claim 5, characterized in that: The outer surface of the sleeve is fixedly connected with a movable ring, and the outer surface of the transition pipe is fixedly connected with a fixed ring; The adjacent sides of the fixed ring and the movable ring are respectively fixedly connected with a piston cylinder and a piston rod, and the end of the piston rod away from the movable ring is inserted into the piston cylinder, the end of the piston rod away from the movable ring is fixedly connected with a spring, and the end of the spring away from the piston rod is fixedly connected to the piston cylinder.

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