CN216366658U

CN216366658U - Octanoic acid mercaptan ester processing is with stills that have filtration

Info

Publication number: CN216366658U
Application number: CN202122646706.3U
Authority: CN
Inventors: 石广; 张珍珍; 秦秀英; 程钊; 孙爱晖
Original assignee: Lanzhou Yuzhong Pharmaceutical Technology Co ltd
Current assignee: Lanzhou Yuzhong Pharmaceutical Technology Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-04-26
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses a distillation still with a filtering structure for processing mercaptan octanoate, which comprises a distillation still body, wherein a heat-insulating shell is arranged on the outer side of the distillation still body, supporting legs are arranged at four corners below the heat-insulating shell, a feed inlet is formed in one end above the distillation still body, an air outlet is formed in the other end above the distillation still body, an air guide pipe is arranged above the air outlet, and a flange plate is arranged between the air outlet and the air guide pipe. According to the utility model, the heat preservation shell is arranged on the outer side of the distillation kettle body, the vacuum cavity is arranged on one side inside the heat preservation shell, so that the distillation kettle body can be conveniently and effectively isolated from radiating heat outwards, the heat is guaranteed to be accumulated inside the distillation kettle body, the heat loss is reduced, and meanwhile, the heat insulation layer is arranged on one side, close to the vacuum cavity, inside the heat preservation shell, so that the heat insulation effect of the device is further improved, the heating speed of distillation is accelerated, and the working efficiency of the distillation kettle is improved.

Description

Octanoic acid mercaptan ester processing is with stills that have filtration

Technical Field

The utility model relates to the technical field of fine chemicals, in particular to a distillation still with a filtering structure for processing caprylic acid thiol ester.

Background

The distillation still is a device for completing distillation by vaporizing fractions required during heating and collecting the fractions through condensation according to different boiling points of the fractions, and the generated steam carries impurities and cannot filter the impurities in the distillation process of the mercaptan octanoate, so that the distillation effect is reduced, and therefore the distillation still with the filtering structure for processing the mercaptan octanoate is needed.

The Chinese patent discloses a distillation kettle (No. CN 207562375U), which utilizes a demister to be arranged below a kettle cover, can eliminate bubbles generated in distillation production in time, improves the purity of discharged gas and ensures the product quality; the jacket is divided into an upper jacket and a lower jacket which are respectively provided with an inlet and an outlet, so that a flowing short circuit can be avoided after a heating medium enters, the distillation raw material is uniformly heated up and down in the kettle body, but the steam and the distillation solution cannot be filtered, meanwhile, the heat preservation effect of the distillation kettle is weaker, and the energy consumption of distillation is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a distillation still with a filtering structure for processing the caprylic acid thiol ester, which aims to solve the problems in the prior art.

The technical scheme of the utility model is as follows: a distillation kettle with a filtering structure for processing mercaptan octanoate comprises a distillation kettle body, wherein a heat-insulating shell is arranged on the outer side of the distillation kettle body, supporting legs are arranged at four corners below the heat-insulating shell, a feed inlet is formed in one end above the distillation kettle body, an air outlet is formed in the other end above the distillation kettle body, an air guide pipe is arranged above the air outlet, flange plates are arranged between the air outlet and the air guide pipe, filter screens are arranged on one sides, close to the flange plates, of the air outlet and the inside of the air guide pipe, a condenser is arranged at the bottom end of the air guide pipe, a connecting pipe is arranged below the condenser, a filter box is arranged below the connecting pipe, a first filter cloth is arranged above the inside of the filter box, a second filter cloth is arranged below the inside of the filter box, and a vacuum cavity is arranged on one side inside of the heat-insulating shell, a second heat-insulating layer is arranged on the other side of the interior of the heat-insulating shell, and a first heat-insulating layer is arranged on one side of the second heat-insulating layer.

Further scheme: the inside of stills body is provided with the (mixing) shaft, the top of stills body is close to the (mixing) shaft and is provided with the motor.

Furthermore, a water outlet pipe is arranged at the bottom end of one side of the filter box, and cleaning openings are formed in one side of the filter box, close to the first filter cloth and the second filter cloth.

Furthermore, a pressure gauge is arranged above the distillation kettle body, and an air extractor is arranged on the air guide pipe.

Furthermore, a sealing ring is arranged at the joint of the air outlet and the air duct.

Furthermore, a heat insulation layer is arranged in the heat insulation shell and is close to the space between the first heat insulation layer and the vacuum cavity.

Compared with the prior art, the utility model has the beneficial effects that:

1. the gas outlet is arranged at one end above the distillation still body, the gas guide pipe is arranged above the gas outlet, the flange plate and the sealing ring are arranged between the gas outlet and the gas guide pipe, the sealing property between the gas outlet and the gas guide pipe is convenient to improve, the leakage of steam is prevented, the distillation effect is influenced, meanwhile, the filter screens are arranged at one sides of the gas outlet and the gas guide pipe, which are close to the flange plate, the preliminary filtration is convenient to carry out in the process of steam circulation, fine impurities carried by the steam can be filtered, the later filtration effect is improved, simultaneously, the flange plate can be directly disassembled to clean or replace the filter screen after the distillation is finished, the taking is fast and convenient, the integral disassembly is not needed, the condenser is arranged below the gas guide pipe, the connecting pipe and the filter box are arranged below the condenser, and the first filter cloth and the second filter cloth are arranged inside the filter box, steam forms the inside that distilled solution passes through the connecting pipe entering rose box after the condensation of being convenient for, utilizes first filter cloth and the abundant of second filter cloth to carry out dual filtration to distilled solution, and the filter effect is better, has improved the practicality that the device used.

2. The heat preservation shell is arranged on the outer side of the distillation still body, the vacuum cavity is arranged on one side inside the heat preservation shell, heat is conveniently and effectively isolated from the distillation still body to be radiated outwards, heat is guaranteed to be accumulated inside the distillation still body, heat loss is reduced, meanwhile, the heat insulation layer is arranged on one side, close to the vacuum cavity, inside the heat preservation shell, the heat insulation effect of the device is conveniently and further improved, the heating speed of distillation is accelerated, the working efficiency of the distillation still is improved, double heat preservation is realized by utilizing the first heat preservation layer and the second heat preservation layer, the heat insulation effect of the device is better, the energy consumption is effectively reduced, the cost is saved, the use of the distillation still is facilitated, the distillation effect is better, the pressure gauge is arranged above the distillation still body, the air extractor is arranged on the air guide pipe, and a worker can conveniently observe the pressure of gas in the distillation still body at any time, the air extractor can be started as required, the discharge of steam in the distillation kettle body is accelerated, the pressure is dynamically adjusted, and the safe operation of the device is ensured.

Drawings

FIG. 1 is a schematic diagram of a distillation still with a filter structure for processing mercaptan octanoate;

FIG. 2 is a cross-sectional elevation view of a still pot with a filter structure for processing thiol octanoate;

fig. 3 is an enlarged view of a in fig. 2.

In the figure: 1. a distillation still body; 2. a heat preservation shell; 3. a support leg; 4. a feed inlet; 5. a pressure gauge; 6. a motor; 7. an air outlet; 8. an air duct; 9. a flange plate; 10. an air extractor; 11. a condenser; 12. a connecting pipe; 13. a filter box; 14. a water outlet pipe; 15. cleaning the opening; 16. a stirring shaft; 17. a filter screen; 18. a seal ring; 19. a first filter cloth; 20. a second filter cloth; 21. a vacuum chamber; 22. a thermal insulation layer; 23. a first insulating layer; 24. and a second insulating layer.

Detailed Description

Referring to fig. 1 to 3, a distillation still with a filtering structure for processing thiol caprylate comprises a distillation still body 1, a heat-insulating shell 2 is arranged at the outer side of the distillation still body 1, supporting legs 3 are arranged at four corners below the heat-insulating shell 2, a feed inlet 4 is arranged at one end above the distillation still body 1, an air outlet 7 is arranged at the other end above the distillation still body 1, an air duct 8 is arranged above the air outlet 7, a flange 9 is arranged between the air outlet 7 and the air duct 8, a filtering net 17 is arranged at one side of the air outlet 7 and the air duct 8 close to the flange 9, a condenser 11 is arranged at the bottom end of the air duct 8, a connecting pipe 12 is arranged below the condenser 11, a filtering box 13 is arranged below the connecting pipe 12, a first filtering cloth 19 is arranged above the filtering box 13, and a second filtering cloth 20 is arranged below the filtering box 13, a vacuum cavity 21 is arranged on one side inside the heat preservation shell 2, a second heat preservation layer 24 is arranged on the other side inside the heat preservation shell 2, and a first heat preservation layer 23 is arranged on one side of the second heat preservation layer 24.

In fig. 2: the inside of stills body 1 is provided with (mixing) shaft 16, and the top of stills body 1 is close to (mixing) shaft 16 and is provided with motor 6, is convenient for utilize motor 6 to drive (mixing) shaft 16 and rotates for the speed of being heated improves the distillation effect.

In fig. 1 and 2: the bottom end of one side of the filter box 13 is provided with a water outlet pipe 14, and one side of the filter box 13 close to the first filter cloth 19 and the second filter cloth 20 is provided with a cleaning port 15, so that the first filter cloth 19 and the second filter cloth 20 can be cleaned or replaced conveniently.

In fig. 1: the top of stills body 1 is provided with manometer 5, is provided with air extractor 10 on the air duct 8, and the staff of being convenient for observes the pressure of gas in stills body 1 at any time, can start air extractor 10 as required for the discharge of the steam in stills body 1, dynamic adjustment pressure has guaranteed the safe operation of device.

In fig. 2: the sealing ring 18 is arranged at the joint of the air outlet 7 and the air duct 8, so that the sealing performance between the air outlet 7 and the air duct 8 is improved, and the steam is prevented from leaking and affecting the distillation effect.

In fig. 3: the heat insulation layer 22 is arranged between the first heat insulation layer 23 and the vacuum cavity 21 in the heat insulation shell 2, so that the heat insulation effect of the device is further improved, the heating speed of distillation is increased, and the working efficiency of the distillation kettle is improved.

The working process of the utility model is as follows: when using the device, one end through 1 top at the stills body is provided with gas outlet 7, the top of gas outlet 7 is provided with air duct 8, all be provided with ring flange 9 and sealing washer 18 between gas outlet 7 and the air duct 8, be convenient for improve the leakproofness between gas outlet 7 and the air duct 8, prevent that the seepage from appearing in the steam, influence the effect of distillation, one side that gas outlet 7 and air duct 8 are inside to be close to ring flange 9 all is provided with filter screen 17 simultaneously, be convenient for carry out preliminary filtration at the in-process of steam circulation, can filter the tiny impurity that steam carried, improve later stage filterable effect, after the completion of distilling simultaneously, can directly dismantle ring flange 9 and clean or change filter screen 17, it is swift convenient to take, do not need whole dismantlement. Through being provided with condenser 11 in the below of air duct 8, condenser 11's below is provided with connecting pipe 12 and rose box 13, and the inside of rose box 13 is provided with first filter cloth 19 and second filter cloth 20, and the steam of being convenient for forms the inside that distilled solution passes through connecting pipe 12 entering rose box 13 after the condensation, utilizes first filter cloth 19 and second filter cloth 20 abundant to carry out dual filtration to distilled solution, and the filter effect is better, has improved the practicality of device use. Be provided with heat preservation shell 2 through the outside at stills body 1, the inside one side of heat preservation shell 2 is provided with vacuum cavity 21, be convenient for effectual isolated stills body 1 outwards disperse the heat, thereby guarantee that the heat piles up in stills body 1's inside, reduce thermal loss, the inside one side that is close to vacuum cavity 21 of heat preservation shell 2 simultaneously is provided with insulating layer 22, be convenient for further improve the thermal-insulated effect of device, the heating rate of distillation has been accelerated, stills's work efficiency has been improved. Through utilizing first heat preservation 23 and second heat preservation 24, dual heat preservation for the heat preservation effect of device is better, and effectual reduction energy resource consumption practices thrift the cost, more does benefit to stills's use, and distillation effect is better. Be provided with manometer 5 through the top at stills body 1, be provided with air extractor 10 on the air duct 8, the staff of being convenient for observes the pressure of gas in stills body 1 at any time, can start air extractor 10 as required for the discharge of the steam in stills body 1, dynamic adjustment pressure has guaranteed the safe operation of device.

Claims

1. The utility model provides a processing of caprylic acid mercaptan ester is with stills that has filtration, includes stills body (1), the outside of stills body (1) is provided with heat preservation shell (2), the four corners of heat preservation shell (2) below all is provided with landing leg (3), its characterized in that, the one end of stills body (1) top is provided with feed inlet (4), the other end of stills body (1) top is provided with gas outlet (7), the top of gas outlet (7) is provided with air duct (8), all be provided with ring flange (9) between gas outlet (7) and air duct (8), one side that the inside of gas outlet (7) and air duct (8) is close to ring flange (9) all is provided with filter screen (17), the bottom of air duct (8) is provided with condenser (11), the below of condenser (11) is provided with connecting pipe (12), the improved heat insulation structure is characterized in that a filter box (13) is arranged below the connecting pipe (12), first filter cloth (19) is arranged above the interior of the filter box (13), second filter cloth (20) is arranged below the interior of the filter box (13), a vacuum cavity (21) is arranged on one side of the interior of the heat insulation shell (2), a second heat insulation layer (24) is arranged on the other side of the interior of the heat insulation shell (2), and a first heat insulation layer (23) is arranged on one side of the second heat insulation layer (24).

2. The distillation still with the filtering structure for processing the mercaptan octanoate according to claim 1, wherein a stirring shaft (16) is disposed inside the distillation still body (1), and a motor (6) is disposed above the distillation still body (1) and near the stirring shaft (16).

3. The distillation still with the filtering structure for processing the mercaptan octanoate according to claim 1, wherein a water outlet pipe (14) is provided at the bottom end of one side of the filtering box (13), and a cleaning port (15) is provided at one side of the filtering box (13) near the first filtering cloth (19) and the second filtering cloth (20).

4. The distillation still with the filtering structure for processing the mercaptan octanoate according to claim 1, wherein a pressure gauge (5) is disposed above the distillation still body (1), and an air extractor (10) is disposed on the air duct (8).

5. The distillation still with the filtering structure for processing the mercaptan octanoate according to claim 1, wherein a sealing ring (18) is disposed at the connection between the air outlet (7) and the inside of the air duct (8).

6. The distillation still with filtering structure for processing the mercaptan octanoate according to claim 1, wherein a heat insulating layer (22) is disposed inside the heat insulating case (2) near the first heat insulating layer (23) and between the vacuum chamber (21).