CN214553417U

CN214553417U - Distillation and reflux integrated device

Info

Publication number: CN214553417U
Application number: CN202120345615.3U
Authority: CN
Inventors: 瞿军; 陆文辉; 吴宏祥; 章学兵
Original assignee: Yangzhou Prince Pharmaceutical Technology Co ltd
Current assignee: Yangzhou Prince Pharmaceutical Technology Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-11-02
Anticipated expiration: 2031-02-07

Abstract

The utility model discloses a distillation and reflux integrated device in the chemical field, which comprises a reaction kettle, wherein the reaction kettle is connected with a condenser through a double-loop structure, the condenser is connected with a vacuum device through a valve I, the vacuum device is also connected with a material receiving tank through a valve II, and the material receiving tank is respectively connected with the double-loop structure and the condenser; a loop one: the vaporized materials enter from the lower end of the condenser through the valve cutting, and after being cooled by the condenser, the liquid materials flow back into the reaction kettle through the pipeline of the gas-phase materials, so that the reflux operation is realized; and a second loop: the vaporized materials enter from the upper end of the condenser through valve switching, and enter the receiving tank after being cooled by the condenser, so that the distillation operation is realized; can realize a condenser, possess distillation and backward flow function simultaneously, practice thrift reation kettle's interface, reduce occuping of reation kettle top space, the utility model discloses can be used for reation kettle's distillation backward flow.

Description

Distillation and reflux integrated device

Technical Field

The utility model relates to a distillation reflux unit.

Background

The reaction kettle is a comprehensive reaction container, and the structural function and the configuration accessories of the reaction kettle are designed according to reaction conditions. The preset reaction steps can be completed with higher automation degree from the beginning of feeding, reaction and discharging, and the important parameters of temperature, pressure, mechanical control (stirring, blowing and the like), reactant/product concentration and the like in the reaction process are strictly regulated and controlled. The structure of the device is generally composed of a kettle body, a transmission device, a stirring device, a heating device, a cooling device and a sealing device. The corresponding supporting auxiliary assembly: fractionating column, condenser, water separator, collecting tank, filter, etc. The reaction vessel is generally required to perform a variety of operational functions, such as: dropwise adding, distilling, refluxing, feeding and the like; in addition, the positions of the sight hole lamp and the sight hole are reserved, but in the prior art, the number of the interfaces of the reactor end socket is limited, so that the requirements are difficult to meet simultaneously; meanwhile, the installation of such many accessories also causes the space of the reaction kettle to be crowded, which is inconvenient for operators to operate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device of distillation, backward flow integration can realize a condenser, possesses distillation and backward flow function simultaneously, practices thrift reation kettle's interface, reduces occuping of reation kettle top space.

In order to realize the purpose, the utility model provides a device of distillation, backward flow integration, including reation kettle, reation kettle links to each other with the condenser through two loop configuration, the condenser links to each other with the vacuum apparatus through valve one, the vacuum apparatus still links to each other with the receipts feed tank through valve two, it links to each other with two loop configuration and condenser respectively to receive the feed tank.

Compared with the prior art, the beneficial effects of the utility model reside in that, the return circuit one: the vaporized materials enter from the lower end of the condenser through the valve cutting, and after being cooled by the condenser, the liquid materials flow back into the reaction kettle through the pipeline of the gas-phase materials, so that the reflux operation is realized; and a second loop: the vaporized materials enter from the upper end of the condenser through valve switching, and enter the receiving tank after being cooled by the condenser, so that the distillation operation is realized; can realize a condenser, possess distillation and backward flow function simultaneously, practice thrift reation kettle's interface, reduce occuping of reation kettle top space, the utility model discloses can be used for reation kettle's distillation backward flow.

As a further improvement, the double-circuit structure includes the three-way pipe, the three joint of three-way pipe links to each other with valve three, valve four and sight glass one respectively, valve three links to each other with reation kettle, valve four links to each other with the upper end of condenser, sight glass one links to each other with valve five, valve five links to each other with the lower extreme of condenser, can realize the double-circuit switching between reation kettle and the condenser through the cooperation of valve three, valve four and valve five like this more conveniently, realizes the operation of distillation and backward flow.

As the utility model discloses a further improvement, top one side of receiving the material jar links to each other with second sight glass, second sight glass links to each other with six valves, six valves link to each other with five and the condenser lower extreme of valve respectively, can observe the gasification back material more conveniently through second sight glass and enter into after the condenser condensation and receive the material jar like this.

As a further improvement of the utility model, the bottom of the material receiving tank is provided with a valve seven, so that the discharge of materials in the material receiving tank can be facilitated.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Wherein, 1 reaction kettle, 2 valves six, 3 sight glass two, 4 material receiving tanks, 5 valves three, 6 valves four, 7 sight glass one, 8 valves five, 9 condensers, 10 valves one, 11 vacuums, 12 valves two, 13 valves seven.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1, the distillation and reflux integrated device comprises a reaction kettle 1, wherein the reaction kettle 1 is connected with a condenser 9 through a double-loop structure, the condenser 9 is connected with a vacuum device 11 through a first valve 10, the vacuum device 11 is further connected with a material receiving tank 4 through a second valve 12, and the material receiving tank 4 is respectively connected with the double-loop structure and the condenser 9; the double-loop structure comprises a three-way pipe, three joints of the three-way pipe are respectively connected with a valve III 5, a valve IV 6 and a sight glass I7, the valve III 5 is connected with the reaction kettle 1, the valve IV 6 is connected with the upper end of a condenser 9, the sight glass I7 is connected with a valve V8, and the valve V8 is connected with the lower end of the condenser 9; one side of the top of the material receiving tank 4 is connected with a second sight glass, the second sight glass is connected with a sixth valve 32, and the sixth valve 32 is respectively connected with a fifth valve 8 and the lower end of a condenser 9; and a valve seven 13 is arranged at the bottom of the material receiving tank 4.

The utility model discloses in, a gaseous phase lifting line of reation kettle 1 divide into two return circuits, return circuit one: through valve switching, vaporized materials enter from the lower end of the condenser 9, and after being cooled by the condenser 9, liquid materials flow back into the reaction kettle 1 through the gas phase lifting pipeline, so that the reflux operation is realized; and a second loop: the vaporized materials enter from the upper end of the condenser 9 through valve switching, and enter the receiving tank after being cooled by the condenser 9, so that the distillation operation is realized.

The working process is as follows:

and (3) refluxing operation: after the reaction kettle 1 is started, a valve III 5 and a valve V8 are opened, a valve I10 is opened to be empty, a valve IV 6 and a valve VI 32 are closed, the gasified materials enter a condenser 9 from the lower end of the condenser 9 through the valve III 5, a viewing mirror I7 and the valve V8, and after the gasified materials are cooled, liquid materials enter a reactor through the valve V8, the viewing mirror I7 and the valve III 5.

Atmospheric distillation operation: after the reaction kettle 1 is started, a valve III 5, a valve IV 6 and a valve VI 32 are opened, a valve V8 and a valve I10 are closed, a valve II 12 is opened to be emptied, the gasified material enters the condenser 9 from the upper end of the condenser 9 through the valve IV 6, and after the gasified material is cooled, the liquid material enters the material receiving tank 4 through the valve VI 32 and the view mirror II.

Reduced pressure distillation operation: after the reaction kettle 1 is started, a valve III 5, a valve IV 6 and a valve VI 32 are opened, a valve V8, a valve I10 and a valve VII 13 are closed, a valve II 12 is opened to be connected with vacuum, the gasified material enters the condenser 9 from the upper end of the condenser 9 through the valve IV 6, and after the gasified material is cooled, the liquid material enters the material receiving tank 4 through the valve VI 32 and the view mirror II.

The present invention is not limited to the above embodiments, and based on the technical solutions of the present disclosure, those skilled in the art can make some substitutions and transformations to some technical features without creative labor according to the disclosed technical contents, and these substitutions and transformations are all within the protection scope of the present invention.

Claims

1. The utility model provides a device of distillation, backward flow integration, includes reation kettle, its characterized in that: the reaction kettle is connected with the condenser through the double-loop structure, the condenser is connected with the vacuum device through the first valve, the vacuum device is further connected with the material receiving tank through the second valve, and the material receiving tank is connected with the double-loop structure and the condenser respectively.

2. A distillation and reflux integrated device as defined in claim 1, wherein: the double-loop structure comprises a three-way pipe, three joints of the three-way pipe are respectively connected with a valve III, a valve IV and a sight glass I, the valve III is connected with the reaction kettle, the valve IV is connected with the upper end of the condenser, the sight glass I is connected with a valve V, and the valve V is connected with the lower end of the condenser.

3. A distillation and reflux integrated device as claimed in claim 2, wherein: one side of the top of the material receiving tank is connected with a second sight glass, the second sight glass is connected with a sixth valve, and the sixth valve is respectively connected with a fifth valve and the lower end of the condenser.

4. A distillation and reflux integrated device as claimed in claim 3, wherein: and a seventh valve is arranged at the bottom of the material receiving tank.