CN211216607U

CN211216607U - Solid-liquid continuous reaction experimental device for organic synthesis experiment

Info

Publication number: CN211216607U
Application number: CN201921968961.6U
Authority: CN
Inventors: 冷康威; 徐晓磊; 段好东
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-08-11
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a solid-liquid continuous reaction experimental apparatus of organic synthesis experiment, including the three-mouth bottle of glass, the middle mouthful upper end of three-mouth bottle of glass is pressed there is vertical section of thick bamboo, the upper end of vertical section of thick bamboo transversely runs through there is horizontal sleeve, be equipped with the storage ball on the tip that horizontal sleeve stretches out vertical section of thick bamboo, be equipped with the spiral roller in the horizontal sleeve, the other end of spiral roller is equipped with the manual roller that stretches out horizontal sleeve, be equipped with down through-hole on the part that horizontal sleeve is in vertical section of thick bamboo, make the material in the storage ball get into horizontal sleeve from storing the ball, under manual pivoted manual roller effect, the spiral of material in the spiral roller will horizontal sleeve drives in the vertical section of thick bamboo of through-hole extrusion. The utility model discloses a spiral feeding, the rotation of spiral roller has decided the feeding volume, and solid material feed precision is high, and horizontal sleeve and spiral roller all adopt glass to make, and is transparent visual, is convenient for observe the particle degree of solid material, avoids solid material to pile up by the bore problem when vertical input and is difficult to the whereabouts in the lower port department of storing the ball.

Description

Solid-liquid continuous reaction experimental device for organic synthesis experiment

Technical Field

The utility model relates to a technical field of solid-liquid continuous reaction experimental apparatus especially relates to a solid-liquid continuous reaction experimental apparatus of organic synthesis experiment.

Background

The synthetic reaction refers to a reaction process and a reaction mode in which two or more substances are chemically reacted to produce only one chemical product. The solid-liquid reaction is a common organic synthesis reaction in organic synthesis experiments. In the organic synthesis chemical reaction of a laboratory, a reactant (one or more liquids) is added through a bottle mouth of a glass three-neck flask, another reactant (one or more solid particle medicines) is fed from a storage ball mouth, the lower part of the glass three-neck flask can be placed in an oil bath pot for heating, a thermometer monitors the temperature of the reactant in real time, gas generated in the reaction flows back into the glass three-neck flask through a condenser pipe in a condensation mode, a drying pipe ensures that water vapor in the air cannot enter a reaction system, the solid particle medicines in the storage ball can be controlled to enter a glass tube with holes through a connecting valve, under the heating condition, the solid medicines are slowly dissolved and further react with the liquid reactant, and stirring and mixing reaction are carried out under the magnetic stirring condition. In the in-service use discovery, the connecting valve is when the material is put in, owing to vertical input, and solid material piles up to be difficult to the whereabouts in the lower port department of storing the ball because the bore problem when vertical input, causes solid material to put in inadequately, and the feed precision is lower, has influenced the synthesis reaction.

SUMMERY OF THE UTILITY MODEL

To the problem that exists above, the utility model provides a solid-liquid continuous reaction experimental apparatus of organic synthesis experiment adopts the spiral feeding, and the rotation of spiral roller has decided the feeding volume, has improved the feed precision, especially is fit for solid material, and horizontal sleeve and spiral roller all adopt glass to make, and is transparent visual, is convenient for observe the particle degree of solid material, avoids solid material to pile up by the bore problem when vertical input and is difficult to the whereabouts in the lower port department of storing the ball.

The technical scheme of the utility model lies in:

the utility model provides a solid-liquid continuous reaction experimental device for organic synthesis experiment, which comprises a glass three-mouth bottle, wherein the upper end of the middle mouth of the glass three-mouth bottle is pressed against a vertical cylinder, the joint of the vertical cylinder and the middle mouth is respectively provided with a flange, and two flanges are nested with an elastic sealing sleeve;

a transverse sleeve transversely penetrates through the upper end of the vertical cylinder, a storage ball is fixedly arranged on the upper side of the end part of the transverse sleeve extending out of the vertical cylinder, the storage ball is communicated with the transverse sleeve, a spiral roller is embedded in the transverse sleeve, and the end part of the spiral roller close to the storage ball is hinged to the transverse sleeve;

the other end of the spiral roller is fixedly provided with a manual roller, the manual roller extends out of the transverse sleeve, a part of the manual roller, which is close to the vertical sleeve, is nested and hinged with a hinged sealing plug, and the hinged sealing plug is embedded into the end part, far away from the storage ball, of the transverse sleeve;

the part of the transverse sleeve in the vertical cylinder is provided with a downward through hole, so that the material in the storage ball enters the transverse sleeve from the storage ball, and the material in the transverse sleeve is spirally driven by the spiral roller to be extruded into the vertical cylinder from the through hole under the action of a manual rotating manual roller.

Furthermore, a perforated glass tube is fixedly arranged at the lower end of the vertical cylinder, the upper end of the perforated glass tube is communicated with the vertical cylinder, and the lower end of the perforated glass tube vertically extends downwards to extend into the bottom of the glass three-mouth bottle.

Further, a second sealing plug is embedded in the upper end of the vertical cylinder.

Further, the elastic sealing sleeve is made of rubber.

The utility model discloses owing to adopted above-mentioned technique, make it compare specific positive beneficial effect with prior art and be:

the utility model discloses a spiral feeding, the rotation of spiral roller has decided the feeding volume, has improved the feed precision, especially is fit for solid material, and horizontal sleeve and spiral roller all adopt glass to make, and is transparent visual, is convenient for observe solid material's particle degree, avoids solid material to pile up by the bore problem when vertical input and is difficult to the whereabouts in the lower port department of storing the ball.

Drawings

FIG. 1 is a schematic diagram of a prior art configuration;

fig. 2 is a schematic structural diagram of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

fig. 5 is a schematic structural diagram of the second sealing plug of the present invention.

In the figure: 1-a first sealing plug, 2-a storage ball, 3-a connecting valve, 4-a thermometer, 5-a through hole bottle stopper, 6-a glass three-neck flask, 7-a magneton, 8-a drying tube, 9-a condensing tube, 10-a glass tube with holes, 11-a second sealing plug, 12-a vertical cylinder, 13-a hinged sealing plug, 14-a manual roller, 15-an elastic sealing sleeve, 16-a middle port, 17-a transverse cylinder and 18-a spiral roller.

Detailed Description

As shown in attached figure 1, the solid-liquid continuous reaction experimental device for organic synthesis experiment in the prior art is composed of a perforated glass tube 10, a first sealing plug 1, a solid material storage ball 2, a connecting valve 3, a thermometer 4, a through hole bottle plug 5, a glass three-mouth flask, a magneton 7, a drying tube 8 and a condensing tube 9, wherein the glass three-mouth flask with scales of a certain range is made of high-temperature glass, frosted mouths are respectively made at three bottle mouths of the glass three-mouth flask, solid particle medicines are put into the perforated glass tube 10 through the solid material storage ball 2, the perforated glass tube 10 can be inserted into the liquid level of reaction liquid from the middle frosted mouth, the solid particle materials can be controlled to enter the perforated glass tube 10 through a knob of the connecting valve 3, the height of the perforated glass tube 10 can be adjusted according to the liquid level, the temperature of the thermometer 4 monitors the reaction liquid in real time, the frost, The frosted interface of the connecting valve 3, the through hole bottle stopper 5, the drying tube 8 and the condensation tube 9 is sealed by vacuum silicone grease.

When the device is used, a reactant (one or more liquids) is fed through a bottle mouth of the glass three-neck flask, the other reactant (one or more solid particle medicines) is fed from a mouth 2 of the storage ball, the lower part of the glass three-neck flask can be placed in an oil bath pot for heating, the temperature of the reaction liquid is monitored by the thermometer 4 in real time, gas generated in the reaction flows back into the glass three-neck flask through the condensation of the condensation pipe 9, the drying pipe 8 ensures that water vapor in the air cannot enter a reaction system, the solid particle medicines in the storage ball 2 can be controlled to enter the porous glass pipe 10 through the connecting valve 3, the solid medicines are slowly dissolved and then react with the liquid reactants under the heating condition, and the stirring and mixing reaction are carried out under the stirring of the magneton 7.

The first embodiment is as follows:

as shown in the attached figures 2-5, the connecting valve 3 in the prior art is improved to realize good solid material feeding control, the utility model provides a solid-liquid continuous reaction experimental device for organic synthesis experiment, which comprises a glass three-mouth bottle 6, wherein the upper end of a middle port 16 of the glass three-mouth bottle 6 is pressed against a vertical cylinder 12, the joints of the vertical cylinder 12 and the middle port 16 are respectively provided with a flange, two flanges are nested with an elastic sealing sleeve 15 made of rubber, the elastic sealing sleeve 15 is made of rubber, and other parts are all made of glass;

a transverse sleeve 17 transversely penetrates through the upper end of the vertical cylinder 12, a second sealing plug 11 is embedded into the upper end of the vertical cylinder from top to bottom, a storage ball 2 is fixedly arranged on the upper side of the end part of the transverse sleeve 17 extending out of the vertical cylinder 12, the storage ball 2 is communicated with the transverse sleeve 17, a spiral roller 18 is embedded into the transverse sleeve 17, and the end part, close to the storage ball 2, of the spiral roller 18 is hinged to the transverse sleeve 17;

the other end of the spiral roller 18 is fixedly provided with a manual roller 14, the manual roller 14 extends out of the transverse sleeve 17, the part of the manual roller 14 close to the vertical sleeve 12 is nested and hinged with a hinged sealing plug 13, and the hinged sealing plug 13 is embedded into the end part of the transverse sleeve 17 far away from the storage ball 2;

the part of horizontal sleeve 17 in vertical section of thick bamboo 12 is equipped with the through-hole that faces down, make when using, the material in the storage ball 2 gets into horizontal sleeve 17 from storing ball 2, under manual pivoted manual roller 14 effect, material spiral drive in horizontal sleeve 17 is crowded into vertical section of thick bamboo 12 from the through-hole to spiral roller 18, owing to adopt the spiral feeding, the feed rate has been decided in the rotation of spiral roller 18, the feeding precision has been improved, especially, be fit for solid material, and horizontal sleeve 17 and spiral roller 18 all adopt glass to make, transparent visual, be convenient for observe the particle degree of solid material, avoid solid material to pile up by the bore problem and be difficult to the whereabouts at the lower port department of storing ball 2 when vertical input, especially spiral roller 18 can force the solid material to extrude from the through-hole.

By reference to the prior art, in order to avoid splashing the liquid level when solid materials are discharged, the lower end of the vertical cylinder 12 is fixedly provided with the perforated glass tube 10, the upper end of the perforated glass tube 10 is communicated with the vertical cylinder 12, and the lower end of the perforated glass tube vertically extends downwards to extend into the bottom of the glass three-mouth bottle 6.

Claims

1. The utility model provides a solid-liquid continuous reaction experimental apparatus of organic synthesis experiment, includes glass three-necked bottle, its characterized in that: the upper end of the middle opening of the glass three-opening bottle is pressed against a vertical cylinder, flanges are respectively arranged at the joints of the vertical cylinder and the middle opening, and elastic sealing sleeves are nested on the two flanges;

2. The apparatus of claim 1, wherein the apparatus comprises: the lower end of the vertical cylinder is fixedly provided with a perforated glass tube, the upper end of the perforated glass tube is communicated with the vertical cylinder, and the lower end of the perforated glass tube vertically extends downwards to extend into the bottom of the glass three-mouth bottle.

3. The apparatus of claim 2, wherein the apparatus comprises: and a second sealing plug is embedded in the upper end of the vertical cylinder.

4. The apparatus of claim 3, wherein the apparatus comprises: the elastic sealing sleeve is made of rubber.