CN218421091U

CN218421091U - Fractionating apparatus for preparing high-purity fraction by controlling temperature

Info

Publication number: CN218421091U
Application number: CN202222972025.0U
Authority: CN
Inventors: 胡建华
Original assignee: Shenzhen Hengyun Biotechnology Co ltd
Current assignee: Shenzhen Hengyun Biotechnology Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-02-03
Anticipated expiration: 2032-11-07

Abstract

The utility model belongs to the technical field of fractionating device, a fractionating device of control temperature in order to prepare high-purity fraction is related to, it includes the distiller, the distiller includes the distillation barrel, the outer wall intercommunication of distillation barrel has the inlet pipe, the inlet pipe include with fixed section and rotation section, the outer wall of fixed section rotates with the inner wall of rotation section to be connected, actuating mechanism is installed to the outer wall of rotation section, the rotation section intercommunication has hollow carousel, the draw-in groove has been seted up to the inner wall of distillation barrel, hollow carousel is kept away from one side of rotation section and is installed the scraper blade, one side of scraper blade is provided with the distributing pipe, the distributing pipe is close to the one end and the hollow carousel of hollow carousel and is linked together, the shower nozzle is installed to one side that the distributing pipe is close to the inner wall of distillation barrel, be provided with the condenser pipe in the distillation barrel. This application has the effect that improves the distillation separation degree of material.

Description

Fractionating apparatus for preparing high-purity fraction by controlling temperature

Technical Field

The present application relates to the field of fractionation plants, and in particular to fractionation plants that control temperature to produce high purity fractions.

Background

Fractionation refers to a method for separating several mixtures with different boiling points, and a fractionation device is applied to a separation and extraction process of active ingredients of natural products by using a fractionation principle. The fractionation unit includes a feed mechanism, a still, and a receiver. During the fractionation process, the material firstly enters the feeding mechanism, the feeding mechanism preheats the material, the preheated material is distilled and separated in the distiller, and the separated product enters the receiver.

The distiller generally uses the molecular distiller, and the molecular distiller includes the distillation barrel, and the section of thick bamboo wall intercommunication of distillation barrel has the drain pipe, and the distillation barrel is linked together through drain pipe and feed mechanism, and the outer wall parcel of distillation barrel has the heater strip, and heater strip electric connection has the temperature control instrument, and temperature sensor is installed to the outer wall of distillation barrel, and the heating temperature control is realized to the distiller.

The distillation barrel is provided with a scraper along the inner wall, a condensation pipe is arranged in the distillation barrel, materials flow into the distillation barrel from a feeding mechanism, the scrapers scrape the materials on the inner wall of the distillation barrel to form a film, the materials are heated by a heating wire to form steam molecules, and the mean free path of the steam molecules is larger than the distance between an evaporation surface and a condensation surface, so that liquid mixtures can be separated by using the difference of evaporation rates of all components in the materials.

However, after the material enters the distillation cylinder from the liquid outlet pipe, the phenomenon of uneven film thickness is easily generated on the material film formed by scraping with the scraper, and the film layer on the inner wall of the distillation cylinder close to the liquid outlet pipe is thick, so that the distillation separation degree of the material is reduced.

SUMMERY OF THE UTILITY MODEL

In order to enable a scraper to scrape a material film with uniform thickness so as to improve the distillation separation degree of the material, the application provides a fractionating device for controlling the temperature to prepare high-purity fraction.

The fractionation device for controlling the temperature to prepare the high-purity fraction adopts the following technical scheme:

controlling temperature is with fractional distillation apparatus of preparation high-purity fraction, including the distiller, the distiller includes the distillation barrel, the outer wall intercommunication of distillation barrel has the inlet pipe for the feeding, the inlet pipe includes with fixed section and rotation section, the outer wall of fixed section rotates with the inner wall that rotates the section and is connected, the outer wall of rotation section is installed and is used for driving rotation section pivoted actuating mechanism, it has hollow carousel to rotate the section along the end of material flow direction and communicate in the distillation barrel, the draw-in groove with hollow carousel's marginal looks adaptation is seted up to the inner wall of distillation barrel, the scraper blade is installed to one side that the rotation section was kept away from to hollow carousel, one side of scraper blade is provided with the distributing pipe, the one end that the distributing pipe is close to hollow carousel is linked together with hollow carousel, the shower nozzle is installed to one side that the distributing pipe is close to the inner wall of distillation barrel, be provided with the condenser pipe in the distillation barrel.

By adopting the technical scheme, after the materials enter the fractionating device, the materials sequentially flow through the fixed section, the rotating section and the turntable and finally flow into the material distribution pipe. When the material is distilled, the driving mechanism drives the rotating section to rotate, the rotating section drives the rotating disc, the scraping plate and the material distribution pipe to rotate along the inner wall of the distillation cylinder, the material is sprayed on the inner wall of the distillation cylinder through the spray head, and the scraping plate scrapes the material sprayed on the inner wall of the distillation cylinder to form an even material film, so that the phenomenon that the thickness of the material film is uneven is easily caused, the material film can be uniformly heated and is fully distilled and separated, and the distillation separation degree of the material is improved.

Optionally, the driving mechanism comprises a driven gear sleeved on the outer wall of the rotating section, the driven gear is meshed with a driving gear, and the driving gear is connected with a motor.

Through adopting above-mentioned technical scheme, the motor drives the driving gear and rotates, and the driving gear is connected with driven gear meshing to drive driven gear and rotate the section, and then can realize the rotation of carousel, simple structure and easy operation.

Optionally, a heating cavity is arranged in the wall of the distillation barrel, a heating wire is arranged in the heating cavity, the outer wall of the distillation barrel is communicated with a waste material barrel for discharging waste materials, an interlayer is arranged in the wall of the waste material barrel, the interlayer is communicated with the heating cavity, and the heating wire extends into the interlayer.

Through adopting above-mentioned technical scheme, the heater strip extends to the interlayer and can heat the section of thick bamboo wall of play feed cylinder, and the waste material section of thick bamboo that is solid state when can reducing normal atmospheric temperature state blocks up the waste material section of thick bamboo when flowing into the waste material section of thick bamboo, improves the smoothness nature of fractionation operation.

Optionally, a flow control valve for adjusting the feeding amount is installed at the fixing section.

Through adopting above-mentioned technical scheme, the adjustable material of flow control valve flows into the volume in the distillation barrel through the canned paragraph, reduces to drop into too much because of the material and leads to distilling insufficient, or because of the phenomenon that the material drops into less influence distillation efficiency.

Optionally, the outer wall of the fixed section is communicated with a flushing pipe for flowing flushing liquid, and a valve is installed at the flushing pipe.

Through adopting above-mentioned technical scheme, after the distillation is accomplished, open the valve, in the flush fluid flowed into the inlet tube through the flushing pipe, the flush fluid rethread carousel flow direction distributing pipe, the shower nozzle sprayed the flush fluid in the inner wall of distillation barrel. When the scraper blade rotates, can wash the residue of distillation barrel inner wall, reduce the material and lead to in the distillation barrel dirt to pile up and breeding of bacterium in the residue of distillation barrel inner wall.

Optionally, one side of the scraper close to the inner wall of the distillation cylinder body is arc-shaped.

Through adopting above-mentioned technical scheme, the scraper blade is the arc near one side of the inner wall of distillation barrel, and the laminating degree of multiplicable scraper blade and the inner wall of distillation barrel is favorable to the scraper blade to form the even material membrane of thickness in the inner wall scraping of distillation barrel.

Optionally, the outer wall of the distillation cylinder is communicated with a vacuum tube, one end of the vacuum tube, which is far away from the distillation cylinder, is connected with a liquid nitrogen cold trap, and the liquid nitrogen cold trap is connected with a vacuum pump.

By adopting the technical scheme, the vacuum pump realizes vacuum condensation in the distillation cylinder through the vacuum tube, and the liquid nitrogen cold trap protects the vacuum pump, thereby improving the use safety of the fractionating device.

Optionally, a reinforcing ring is arranged between one end of the distributing pipe far away from the hollow rotary table and one end of the scraper far away from the hollow rotary table.

Through adopting above-mentioned technical scheme, the one end that hollow carousel was kept away from to the reinforcing ring connection scraper blade and the one end that hollow carousel was kept away from to the distributing pipe can improve the stability of scraper blade and distributing pipe when rotating along with the carousel, makes the material spray more evenly, improves each component among the material membrane and distills the separation fully.

To sum up, this application includes following beneficial technological effect:

after the materials enter the fractionating device, the materials sequentially flow through the fixed section, the rotating section and the turntable and finally flow into the material distribution pipe. When the material is distilled, the driving mechanism drives the rotary disc, the scraper and the material distribution pipe to rotate along the inner wall of the distillation cylinder, the material is sprayed on the inner wall of the distillation cylinder through the spray head, the scraper can scrape the material sprayed on the inner wall of the distillation cylinder along with the rotation of the rotary disc to form a uniform material film, so that the phenomenon that the material film is uneven in film thickness is easily caused, the material film can be uniformly heated and fully distilled and separated, and the distillation and separation degree of the material is improved;

drawings

FIG. 1 is a schematic diagram of a fractionation apparatus for controlling temperature to produce a high purity fraction according to an embodiment of the present application.

Fig. 2 is a schematic view showing the structure of a distiller.

Fig. 3 is a sectional view of the distiller taken along the axis.

Fig. 4 is a schematic view showing a partial structure of the inside of the distiller.

Description of reference numerals:

1. a feeding mechanism; 2. a distiller; 21. a distillation barrel; 211. heating the cavity; 212. heating wires; 22. a feeding pipe; 221. a fixed section; 2211. a flow regulating valve; 2212. a flushing pipe; 2213. a valve; 222. a rotation section; 223. a driven gear; 224. a driving gear; 225. a motor; 23. a hollow turntable; 231. a card slot; 24. a squeegee; 25. a distributing pipe; 251. a spray head; 254. a reinforcing ring; 26. a condenser tube; 261. a discharging barrel; 27. a waste cylinder; 271. an interlayer; 28. a vacuum tube; 281. a vacuum pump; 282. liquid nitrogen cold trap; 3. a receiver.

Detailed Description

The present application is described in further detail below.

The embodiment of the application discloses fractionating apparatus of control temperature in order to prepare high-purity fraction, refer to fig. 2 and fig. 4, including distiller 2, distiller 2 includes distillation barrel 21, and distillation barrel 21's outer wall intercommunication has feed pipe 22, and feed pipe 22 is followed the terminal intercommunication of material flow direction and is had hollow carousel 23, and one side intercommunication that feed pipe 22 was kept away from to hollow carousel 23 has distributing pipe 25, and one side that feed pipe 22 was kept away from to hollow carousel 23 is installed the scraper blade 24.

Referring to fig. 3, the distiller 2 includes a distillation cylinder 21, the distillation cylinder 21 is vertically arranged in a cylindrical shape, a heating cavity 211 is arranged in the cylinder wall of the distillation cylinder 21, a heating wire 212 is arranged in the heating cavity 211 of the distillation cylinder 21, a clamping groove 231 is formed in the inner wall of the distillation cylinder 21, and the clamping groove 231 is an annular groove. Referring to fig. 2, one end of the distillation barrel 21 along the axial direction is communicated with a feeding pipe 22, the feeding pipe 22 is a vertically arranged circular pipe, and the axial direction of the feeding pipe 22 is consistent with the axial direction of the distillation barrel 21. The outer wall of the distillation cylinder 21 is communicated with a vacuum tube 28, the vacuum tube 28 is a horizontally arranged circular tube, and the axial direction of the vacuum tube 28 is perpendicular to the axial direction of the distillation cylinder 21. The end of the vacuum tube 28 far away from the distillation cylinder 21 is connected with a liquid nitrogen trap 282, the liquid nitrogen trap 282 is connected with a vacuum pump 281, and a vacuum environment is formed in the distillation cylinder 21.

Referring to fig. 2, the feeding pipe 22 includes a fixing section 221 and a rotating section 222 sequentially arranged along the material flowing direction, a flushing pipe 2212 for flowing flushing liquid is installed at one end of the fixing section 221 at the material flowing start end, the flushing pipe 2212 is a vertically arranged circular pipe, and the axial direction of the flushing pipe 2212 is the same as the axial direction of the fixing section 221. The fixed section 221 is communicated with the feeding mechanism 1 near the initial end of the material in the flowing direction, a flow regulating valve 2211 for regulating the flowing amount of the material is arranged between the fixed section 221 and the feeding mechanism 1, and the flow regulating valve 2211 is installed on the fixed section 221. The inner wall of the rotating section 222 is rotatably connected with the outer wall of the fixing section 221, a driven gear 223 is sleeved on the outer wall of the rotating section 222, a driving gear 224 is connected to the driven gear 223 in a meshed mode, and a motor 225 is connected to the driving gear 224. The rotating section 222 is connected with a hollow rotating disc 23 in the distillation cylinder 21 along the end of the material flowing direction, the hollow rotating disc 23 is a disc horizontally arranged, the axial direction of the hollow rotating disc 23 is consistent with the axial direction of the rotating section 222, the annular edge of the hollow rotating disc 23 is matched with the clamping groove 231, and the outer wall of the edge of the hollow rotating disc 23 is rotatably connected with the groove wall of the clamping groove 231.

Referring to fig. 4, a plurality of scrapers 24 are installed on one side of the hollow rotary disc 23 away from the rotating section 222, a plurality of plate bodies are arranged at intervals along the annular edge of the hollow rotary disc 23, the scrapers 24 are vertically arranged in a long plate shape, the length direction of the scrapers 24 is consistent with the axial direction of the distillation cylinder 21, and one side of the scrapers 24 close to the inner wall of the distillation cylinder 21 is in an arc shape attached to the inner wall of the distillation cylinder 21. A distributing pipe 25 is arranged on one side of the scraper 24, the distributing pipe 25 is a vertically arranged round pipe, the axial direction of the distributing pipe 25 is consistent with the length direction of the scraper 24, and one end of the distributing pipe 25 along the axial direction is communicated with the hollow rotary disc 23. A plurality of spray nozzles 251 are arranged on one side of the distributing pipe 25 close to the inner wall of the distillation cylinder 21, and the spray nozzles 251 are distributed along the axial direction of the distributing pipe 25. One end of the distributing pipe 25 far away from the hollow rotary disc 23 is provided with a reinforcing ring 254, the reinforcing ring 254 is a horizontally arranged circular ring, the axial direction of the reinforcing ring 254 is consistent with the axial direction of the hollow rotary disc 23, and one end of the reinforcing ring 254 close to the distributing pipe 25 is connected with the corresponding end of the scraper 24.

Combine fig. 2, one side that distillation barrel 21's inner wall was kept away from to distributing pipe 25 is provided with condenser pipe 26, the mouth of pipe of condenser pipe 26 extends and runs through distillation barrel 21 to the one end that distillation barrel 21 kept away from inlet pipe 22, distillation barrel 21 has ejection of compact section of thick bamboo 261 in the department intercommunication that runs through of condenser pipe 26, ejection of compact section of thick bamboo 261 is the pipe of vertical setting, the axis direction that goes out ejection of compact section of thick bamboo 261 is unanimous with the axis direction of distillation barrel 21, condenser pipe 26 is close to the outer wall that runs through the department and goes out the inner wall butt of ejection of compact section of thick bamboo 261, so that condenser pipe 26 is fixed in distillation barrel 21. The end of the discharging barrel 261 remote from the distillation barrel 21 is communicated with a receiver (refer to fig. 1).

The one end intercommunication that the inlet pipe 22 was kept away from to distillation barrel 21 has the waste material section of thick bamboo 27 that is used for discharging the waste material, and waste material section of thick bamboo 27 is vertical setting hourglass hopper-shaped, and the one end that goes out feed cylinder 261 and keep away from condenser pipe 26 runs through waste material section of thick bamboo 27 in order to extend to the outside of waste material bucket, is provided with intermediate layer 271 in the section of thick bamboo wall of waste material section of thick bamboo 27, and heater strip 212 extends to in the intermediate layer 271 to alleviate the phenomenon that waste material blockked up waste material section of thick bamboo 27.

The implementation principle of the fractionating device for controlling the temperature to prepare the high-purity fraction in the embodiment of the application is as follows: referring to fig. 2 and 4, after the material enters the fractionating apparatus, the material is preheated by the feeding mechanism 1 (see fig. 1), and the preheated material sequentially flows through the feeding pipe 22 and the turntable and finally flows into the distributing pipe 25. When the material is distilled, the motor 225 drives the driving gear 224 to rotate, the driving gear 224 is meshed with the driven gear 223, the driven gear 223 drives the rotating section 222 to rotate, the rotating section 222 drives the turntable, the scraper 24 and the distributing pipe 25 to rotate along the inner wall of the distillation cylinder 21, the material is sprayed on the inner wall of the distillation cylinder 21 through the spray head 251, and then the scraper 24 scrapes the material sprayed on the inner wall of the distillation cylinder 21 to form an even material film, so that the phenomenon that the material film is uneven in film thickness is easy to occur, the material film can be uniformly heated and sufficiently distilled and separated, and the distillation and separation degree of the material is improved.

The heater wires 212 heat the distillation drum 21, the temperature at the wall of the distillation drum 21 rises to form vapor molecules of the components in the material film, the vapor molecules of the components with the larger mean free path condense after encountering the condenser tube 26 and are discharged along the discharge tube, and the distillation residue, i.e., the waste material, is discharged along the waste material tube 27.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A fractionation plant for controlling the temperature to produce a high purity fraction, comprising a still (2), characterized in that: distiller (2) is including distilling barrel (21), the outer wall intercommunication of distilling barrel (21) has inlet pipe (22) for the feeding, inlet pipe (22) include with fixed section (221) and rotation section (222), the outer wall of fixed section (221) rotates with the inner wall of rotation section (222) to be connected, the outer wall of rotation section (222) is installed and is used for driving rotation section (222) pivoted actuating mechanism, rotation section (222) are along the end of material flow direction and in distilling barrel (21) intercommunication have hollow carousel (23), draw-in groove (231) with the marginal looks adaptation of hollow carousel (23) are seted up to the inner wall of distilling barrel (21), scraper blade (24) are installed to the one side that rotation section (222) were kept away from in hollow carousel (23), one side of scraper blade (24) is provided with distributing pipe (25), distributing pipe (25) are close to the one end of hollow carousel (23) and are linked together with hollow carousel (23), distributing pipe (25) are close to the one side of the inner wall of distilling barrel (21) and install shower nozzle (251), be provided with condenser tube (26) in distilling barrel (21).

2. The fractionation apparatus for controlling temperature to produce a high purity fraction according to claim 1, wherein: the driving mechanism comprises a driven gear (223) sleeved on the outer wall of the rotating section (222), the driven gear (223) is connected with a driving gear (224) in a meshed mode, and the driving gear (224) is connected with a motor (225).

3. The fractionation apparatus for controlling temperature to produce a high purity fraction according to claim 1, wherein: the distillation device is characterized in that a heating cavity (211) is arranged in the wall of the distillation barrel body (21), a heating wire (212) is arranged in the heating cavity (211), the outer wall of the distillation barrel body (21) is communicated with a waste barrel (27) used for discharging waste materials, an interlayer (271) is arranged in the wall of the waste barrel (27), the interlayer (271) is communicated with the heating cavity (211), and the heating wire (212) extends into the interlayer (271).

4. The fractionation apparatus for controlling temperature to produce a high purity fraction according to claim 1, wherein: and a flow regulating valve (2211) for regulating the feeding amount is arranged at the fixed section (221).

5. The fractionation apparatus for controlling temperature to produce a high purity fraction according to claim 1, wherein: the outer wall of the fixed section (221) is communicated with a flushing pipe (2212) for flowing flushing liquid, and a valve (2213) is installed at the position of the flushing pipe (2212).

6. The fractionation apparatus for controlling temperature to produce a high purity fraction according to claim 1, wherein: one side of the scraper (24) close to the inner wall of the distillation cylinder body (21) is arc-shaped.

7. The fractionation apparatus for controlling temperature to produce a high purity fraction according to claim 1, wherein: the outer wall of the distillation cylinder body (21) is communicated with a vacuum tube (28), one end, far away from the distillation cylinder body (21), of the vacuum tube (28) is connected with a liquid nitrogen cold trap (282), and the liquid nitrogen cold trap (282) is connected with a vacuum pump (281).

8. The fractionation apparatus for controlling temperature to produce a high purity fraction according to claim 1, wherein: and a reinforcing ring (254) is arranged between one end of the distributing pipe (25) far away from the hollow rotary disc (23) and one end of the scraper (24) far away from the hollow rotary disc (23).