CN217549022U - Novel volatile oil distillation system - Google Patents

Abstract

The utility model discloses a novel volatile oil distillation system, which comprises a distillation retort, a cooling device and two oil-water separators, wherein the cooling device consists of a cooler and a vertical condenser, the cooler is provided with an upper opening with a flange, a winding pipe is arranged in the cooler, a liquid outlet is arranged at the left lower part of the cooler, and a refrigerant inlet with a valve is arranged at the right lower part of the cooler; the lower end of a vertical condenser is fixedly connected to an upper opening of a cooler, a tube nest, a baffle plate, an upper tube plate and a lower tube plate are arranged inside the vertical condenser, a pot-shaped bottom cover is connected to the bottom wall of the lower tube plate, a liquid outlet tube is connected to the bottom wall of the bottom cover, the lower opening of the liquid outlet tube is connected with the upper end of a winding tube of the cooler, the upper right part of the vertical condenser is connected with a refrigerant outlet, a steam inlet extending rightwards is arranged on a seal head at the top of the vertical condenser, a communicating tube with a valve is connected to the lower right part of the vertical condenser, and the lower end of the communicating tube is connected to the upper part of the cooler.

Description

Novel volatile oil distillation system

Technical Field

The utility model relates to a plant draws the field, especially relates to a novel volatile oil distillation system.

Background

The distillation, extraction and separation process of plant volatile oil (such as flowers) is always a traditional process and is widely applied due to low investment. But the traditional equipment is simple and crude, so that the extraction yield is low.

Disclosure of Invention

The utility model provides a novel volatile oil distillation system with high extraction yield aiming at the defects.

The utility model discloses a realize like this: a novel volatile oil distillation system comprises a distillation tank, a cooling device and two oil-water separators, wherein a quick-opening cover is arranged on a lower opening of the distillation tank, a mist catcher is connected to a steam outlet at the top of the distillation tank, the cooling device is arranged on the upper left side of the distillation tank, the two oil-water separators are arranged on the lower left side of the cooling device, the cooling device comprises a cooler and a vertical condenser, the cooler is provided with an upper opening with a flange, a winding pipe is arranged in the cooler, a liquid outlet is arranged on the lower left side of the cooler, the inner end of the liquid outlet is communicated with the lower opening of the winding pipe, and a refrigerant inlet with a valve is arranged on the lower right side of the cooler; the lower end of a vertical condenser is fixedly connected to an upper opening of a cooler, the fixed connection is realized through flange connection, a tube array, a baffle plate, an upper tube plate and a lower tube plate are arranged inside the vertical condenser, the tube array is fixedly connected to the upper tube plate and the lower tube plate, the bottom wall of the lower tube plate is connected with a pot-shaped bottom cover, and the outer diameter of the upper opening of the bottom cover is slightly smaller than the inner diameter of the cooler; the upper opening of the bottom cover is connected with the lower tube plate in an airtight mode, the bottom wall of the bottom cover is connected with a liquid outlet pipe, the lower opening of the liquid outlet pipe is connected with the upper end of a winding tube of the cooler, the upper right portion of the vertical condenser is connected with a refrigerant outlet, the top of the vertical condenser is provided with an end enclosure, a steam inlet extending rightwards is arranged on the end enclosure, the lower right portion of the vertical condenser is connected with a communicating tube with a valve, and the lower end of the communicating tube is connected to the upper portion of the cooler.

By adopting the structure, mixed steam with plant volatile oil from the distillation retort enters the tube nest of the vertical condenser at the upper left of the distillation retort for cooling through the steam pipeline, cooled condensate enters the winding tube of the cooler through the liquid outlet pipe of the bottom cover after coming out of the lower opening of the tube nest for being cooled again, and the condensate after being cooled again flows into the two oil-water separators at the lower left of the cooler respectively after coming out of the liquid outlet of the cooler for oil-water separation. Because the mixed steam is continuously cooled twice by the vertical condenser and the cooler, the cooling effect is better, and the collection rate of effective substances in the materials is further improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the novel volatile oil distillation system of the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1, a quick-opening cover 9 is arranged on a lower opening of a distillation retort 12, the quick-opening cover 9 is movably connected with the lower opening of the distillation retort 12 through a pin shaft, a steam inlet pipe 10 is connected to the bottom wall of the quick-opening cover 9, the steam inlet pipe 10 extends downwards from the bottom wall of the quick-opening cover, then is bent at 90 degrees to the left, and the center of a hole formed in the outer end of the steam inlet pipe 10 and the center of the pin shaft of the quick-opening cover 9 are on the same axis at the moment; the outer end of the steam inlet pipe 10 is connected with an airtight sealing joint 11, the steam inlet pipe 10 is rotatably connected with one end of a steam pipe 7 through the airtight sealing joint 11, and the connected steam pipe 7 and the steam inlet pipe 10 are hermetically sealed; the steam pipe 7 is provided with an electromagnetic valve 8; the top of the distillation tank 12 is provided with a steam outlet 13, the upper opening of the steam outlet 13 is connected with a mist eliminator 14, and the outlet 15 of the mist eliminator 14 is connected with a steam pipeline 21 which extends upwards; a cooling device 100 is arranged at the left upper part of the distillation retort 12, the cooling device 100 consists of a cooler 16 and a vertical condenser 23, the cooler 16 is provided with an upper opening, the upper opening is provided with a flange 16a, a winding pipe 17 is arranged in the cooler 16, a liquid outlet 25 with a valve is arranged at the left lower part of the cooler 16, the inner end of the liquid outlet 25 is communicated with the lower opening of the winding pipe 17, and a refrigerant inlet 16b with a valve is arranged at the right lower part of the cooler 16; the interior of the vertical condenser 23 is provided with a tube array 20, a baffle plate, an upper tube plate 24 and a lower tube plate 240, the tube array 20 is fixedly connected on the upper tube plate 24 and the lower tube plate 240, and the tube array 20 is connected with the upper tube plate 24 and the lower tube plate 240 in a sealing manner; a pot-shaped bottom cover 241 is connected to the bottom wall of the lower tube plate 240, and the outer diameter of the upper opening of the bottom cover 241 is slightly smaller than the inner diameter of the cooler 16; the upper opening of the bottom cover 241 is hermetically connected with the lower tube plate 240, and the bottom wall of the bottom cover 241 is connected with a liquid outlet tube 19; the lower opening of the liquid outlet pipe 19 is connected with the upper end of the winding pipe 17; the upper right part of the vertical condenser 23 is connected with a refrigerant outlet 23a, the top of the vertical condenser 23 is provided with an end enclosure 301, the end enclosure 301 is provided with a steam inlet 22 extending rightwards, the inner end of the steam inlet 22 is communicated with the upper opening of the tube nest 20, and the outer end of the steam inlet 22 is communicated with the upper end of the steam pipeline 21; a communicating pipe 18 with a valve is connected to a lower right portion of the vertical condenser 23, and a lower end of the communicating pipe 18 is connected to an upper portion of the cooler 16. The refrigerant is fed to the shell side of the vertical condenser 23; the shell side of the cooler 16 is cooled. Two side-by-side oil-water separators 29 are arranged at the left lower part of the cooling device 100, a liquid inlet pipe 28 extending upwards is arranged on the top wall of each oil-water separator 29, the lower end of the liquid inlet pipe 28 extends downwards to the middle part of the oil-water separator 29, a heavy oil outflow pipe 32 with a valve extending downwards is arranged on the bottom wall of each oil-water separator 29, the upper end of each heavy oil outflow pipe 32 extends upwards for a certain distance from the bottom wall, and the upward extending distance is preferably 10cm-15 cm; a light oil outflow pipe 31 with a valve extending downwards is arranged on the bottom wall near the left side of the heavy oil outflow pipe 32, the upper end 30 of the light oil outflow pipe 31 extends upwards to the middle part of the oil-water separator 29, a residual liquid pipe 37 extending downwards is arranged on the bottom wall of the oil-water separator near the right side of the heavy oil outflow pipe 32, the lower end of the residual liquid pipe 37 is connected with a first tee joint 33, and the lower end of the first tee joint 33 is connected with a valve; a cross pipe 34 is connected between the two first tee joints 33 of the two oil-water separators, the middle part of the cross pipe 34 is connected with a second tee joint 35, the other opening of the second tee joint 35 is connected with a return pipe 36 extending downwards, and the right end of the return pipe 36 is connected to the upper part of the distillation tank 12; the liquid outlet 25 of the vertical condenser is connected with a liquid pipe 26, the lower end of the liquid pipe 26 is provided with two branch pipes 27, and the two branch pipes 27 are respectively connected with a liquid inlet pipe 28 at the top of two oil-water separators 29.

During operation, firstly, a refrigerant enters the shell pass of the cooler 16 from the refrigerant inlet 16b, then passes through the communicating pipe 18 and the shell pass of the vertical condenser 23, and then comes out from the refrigerant outlet 23a, then the plant is put into the distillation retort 12, the electromagnetic valve 8 is opened, high-temperature steam enters the distillation retort 12 through the steam pipe 7 and the steam inlet pipe 10 and directly contacts with the material, under the action of high heat, the high-temperature steam carries volatile oil in the plant out, mixed steam with the volatile oil enters the column pipe 20 after passing through the gas outlet 13 at the top of the distillation retort, the mist catcher 14, the steam pipeline 21 and the steam inlet 22 of the vertical condenser, the mixed steam entering the column pipe 20 is cooled by the refrigerant outside the pipe, then comes out from the lower opening of the column pipe 20 and then enters the winding pipe 17 of the cooler through the liquid outlet pipe 19, at the moment, the condensed liquid entering the winding pipe 17 is already condensed liquid, the condensed liquid passes through the winding pipe 17 and then is further cooled by the refrigerant outside the cooling pipe, and then flows into the two oil separators 29 through the two branch pipes 27 of the liquid pipe 26; the liquid in the oil-water separator 29 is divided into a light oil layer, a heavy oil layer and an oil-water mixing layer, wherein light oil flows out from a light oil outflow pipe 31, and heavy oil flows out from a heavy oil outflow pipe 32; the residual oil-water mixture remaining in the oil-water separator 29 flows into the distillation tank 12 through the residual liquid pipe 33, the horizontal pipe 34, and the return pipe 36 and is re-evaporated.

Claims (1)

1. The utility model provides a novel volatile oil distillation system, includes retort, cooling device and two oil water separator, the under shed of above-mentioned retort is equipped with fast uncapping, is connected with the mist eliminator on the play steam vent at retort top, and above-mentioned cooling device establishes the upper left side at the retort, and above-mentioned two oil water separator establish in cooling device's left side below, characterized by: the cooling device (100) comprises a cooler (16) and a vertical condenser (23), the cooler (16) is provided with an upper opening with a flange (16 a), a winding pipe (17) is arranged in the cooler, the left lower part of the cooler is provided with a liquid outlet (25), the inner end of the liquid outlet (25) is communicated with the lower opening of the winding pipe (17), and the right lower part of the cooler (16) is provided with a refrigerant inlet (16 b) with a valve; the lower end of a vertical condenser (23) is fixedly connected to an upper opening of a cooler (16) through a flange, a tube array (20), a baffle plate, an upper tube plate (24) and a lower tube plate (240) are arranged inside the vertical condenser (23), the tube array (20) is fixedly connected to the upper tube plate (24) and the lower tube plate (240), a bottom cover (241) in a pot shape is connected to the bottom wall of the lower tube plate (240), and the outer diameter of the upper opening of the bottom cover (241) is slightly smaller than the inner diameter of the cooler (16); the upper opening of the bottom cover (241) is connected with the lower tube plate (240) in an airtight mode, the bottom wall of the bottom cover (241) is connected with a liquid outlet tube (19), the lower opening of the liquid outlet tube (19) is connected with the upper end of a winding tube (17) of the cooler, the upper right portion of the vertical condenser (23) is connected with a refrigerant outlet (23 a), the top of the vertical condenser (23) is provided with a sealing head (301), a steam inlet (22) extending rightwards is formed in the sealing head (301), a communicating tube (18) with a valve is connected to the lower right portion of the vertical condenser (23), and the lower end of the communicating tube (18) is connected to the upper portion of the cooler (16).

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