CN214763376U

CN214763376U - Alcohol distillation device

Info

Publication number: CN214763376U
Application number: CN202023272546.2U
Authority: CN
Inventors: 孙天颖; 徐婷婷; 张慧君; 程红; 薄力影
Original assignee: Qiqihar University
Current assignee: Qiqihar University
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-19
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses an alcohol distillation device, which belongs to the technical field of chemical test equipment, and comprises a straight condenser pipe, a heating bottle and a collecting bottle, wherein the heating bottle and the collecting bottle are arranged at the high end and the low end of the straight condenser pipe; the straight condensing tube is connected with the heating bottle through a connecting tube, and two ends of the connecting tube are in ground fit with the straight condensing tube and the heating bottle. The heating bottle and the collecting bottle are connected respectively at the high end and the low end of the straight condensing tube which are obliquely arranged, and the two ends of the connecting component are matched with the collecting bottle, the two ends of the connecting pipe, the straight condensing tube and the heating bottle through ground openings, so that the sealing connection of each joint is realized. The utility model discloses utilize the cooperation of mill's mouth to ensure the firm in connection nature of each junction, solved the technical problem that drops easily between each position, can ensure that the distillation experiment safety goes on and the accuracy of experimental data.

Description

Alcohol distillation device

Technical Field

The utility model belongs to the technical field of chemical industry test equipment, especially, relate to an alcohol distillation plant.

Background

Distillation purification equipment is used in the alcohol distillation test process, a straight condensing tube is obliquely arranged on a reagent rack according to the test requirements, a collecting bottle is communicated with the lower end of the straight condensing tube to collect distilled liquid, the higher end of the straight condensing tube is communicated with a flask, and the flask is heated by a combustion furnace at the bottom or is placed in a water bath for heating. As shown in fig. 3, at present, both ends of the straight condenser tube are communicated with the collecting bottle and the flask by using rubber tubes and glass tubes, and both ends of the straight condenser tube are sealed with openings of the collecting bottle and the flask by using rubber plugs; when the glass tube is installed, the rubber plug needs to be punched and inserted, time and labor are wasted, hands are easy to be injured, and certain potential safety hazards exist. In addition, if the rubber plug is too tight, the rubber plug is easy to collapse in the heating process to cause liquid to splash; if the plug is not tight, the liquid is very easy to volatilize, and the accuracy of experimental data is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an alcohol distillation device is provided, the both ends that aim at solving among the above-mentioned prior art straight condenser pipe adopt the plug to be connected complex operation, the security is poor, the experiment accuracy is poor with receiving flask and flask technical problem.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is:

an alcohol distillation device comprises a straight condensing pipe obliquely arranged on a reagent rack, wherein the high end and the low end of the straight condensing pipe are respectively communicated with a heating bottle and a collecting bottle, the straight condensing pipe is connected with the collecting bottle through a connecting component, and the two ends of the connecting component are respectively in ground fit with the straight condensing pipe and the collecting bottle; the straight condensing tube is connected with the heating bottle through a connecting tube, and two ends of the connecting tube are in ground fit with the straight condensing tube and the heating bottle.

Preferably, coupling assembling includes latex tube, reducing connection cap and reducing bottle plug, the upper end import of reducing connection cap is the mill's mouth cooperation with the lower extreme export of straight condenser pipe, the lower extreme export of reducing bottle plug is the mill's mouth cooperation with the upper end import of receiving flask, the both ends of latex tube link to each other with reducing connection cap and reducing bottle plug respectively.

Preferably, the upper end of the reducing connecting cap is provided with an inner grinding opening, the outlet end at the lower oblique side is provided with a reducing outlet thin tube, and the outlet at the lower end of the straight condensing tube is an outer grinding opening matched with the inner grinding opening of the reducing connecting cap; one end of the latex tube is sleeved on the outlet thin tube of the reducing connecting cap, the other end of the latex tube is sleeved on the inlet thin tube of the reducing bottle plug, the lower end of the reducing bottle plug is provided with an outer ground, and the upper end opening of the collecting bottle is an inner ground matched with the outer ground at the lower end of the reducing bottle plug; the side wall of the reducing bottle stopper is provided with an exhaust hole.

Preferably, the reducing connecting cap and the reducing bottle stopper are reducing glass tubes.

Preferably, the connecting pipe is a glass bent pipe with an acute angle at the middle part for bending, the two ends of the glass bent pipe are both provided with outer grinding ports, and the upper end inlet of the straight condensing pipe and the opening of the heating bottle are both inner grinding ports for matching with the grinding ports at the two ends of the glass bent pipe.

Preferably, the connecting part of the reducing connecting cap and the straight condensing tube and the connecting part of the two ends of the glass bent tube and the straight condensing tube and the heating bottle are reinforced and connected through connecting pieces.

Preferably, the connecting piece is a rubber band, the two ends of the glass elbow are respectively provided with a fixing bolt for hooking the rubber band, and the outer walls of the upper end of the reducing connecting cap, the upper end of the straight condensing tube and the upper part of the heating bottle are respectively provided with a fixing bolt for hooking the rubber band.

Preferably, the fixing bolt on the reducing connecting cap and the reducing connecting cap are integrally formed, the fixing bolt on the glass bent pipe and the glass bent pipe are integrally formed, the fixing bolt on the straight condensing pipe and the straight condensing pipe are integrally formed, and the fixing bolt on the heating bottle and the heating bottle are integrally formed.

Preferably, the collection bottle is a volumetric flask; the heating bottle is a flat-bottomed flask and is used for filling a asbestos net at the bottom of the heating bottle during heating.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: compared with the prior art, the heating bottle and the collecting bottle are respectively arranged at the high end and the low end of the straight condensing pipe which is obliquely arranged, and the two ends of the connecting component and the collecting bottle are matched by adopting ground; the two ends of the connecting pipe are matched with the straight condensing pipe and the heating bottle through ground mouths, so that the sealing connection of the joints is realized, and the connection is reliable. The utility model discloses utilize the cooperation of mill's mouth to ensure the firm in connection nature of each junction, solved the technical problem that drops easily between each position, can ensure that the distillation experiment safety goes on and the accuracy of experimental data. The utility model is also suitable for other liquid purification preparation that need to possess the same experimental condition.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural diagram of an alcohol distillation apparatus provided by an embodiment of the present invention;

FIG. 2 is a schematic structural view of the reducer union cap of FIG. 1;

FIG. 3 is a schematic view showing the construction of an alcohol distillation purification apparatus according to the prior art;

in the figure: 1-collecting bottle; 2-reducing bottle stopper, 20-inlet thin tube; 3-air exhaust holes; 4-latex tube; 5-reducing connecting cap, 50-outlet thin tube; 6-fixing bolt; 7-straight condenser tube exhaust hole; 8-connecting pipe; 9-heating the bottle; 10-a rubber plug; 11-connecting piece.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The alcohol distillation device shown in fig. 1 comprises a straight condensing tube 7 obliquely arranged on a reagent rack (not shown in the figure), wherein the high end and the low end of the straight condensing tube 7 are respectively communicated with a heating bottle 9 and a collecting bottle 1, the straight condensing tube 7 is connected with the collecting bottle 1 through a connecting component, and the two ends of the connecting component are respectively in grinding fit with the straight condensing tube 7 and the collecting bottle 1; the straight condensing tube 7 is connected with the heating bottle 9 through a connecting tube 8, and two ends of the connecting tube 8 are both in ground fit with the straight condensing tube 7 and the heating bottle 9. Utilize the cooperation of mill's mouth to ensure the firm in connection nature of each junction, make each position connect more closely, avoid taking place to drop between each position, prevent that liquid from volatilizing, can ensure that the experiment goes on safely, the accuracy of further experimental data.

The utility model discloses an in a specific embodiment, as shown in fig. 1, 2, coupling assembling includes emulsion tube 4, reducing connection cap 5 and reducing bottle plug 2, the upper end import of reducing connection cap 5 is the cooperation of mill's mouth with the lower extreme export of straight condenser pipe 7, the lower extreme export of reducing bottle plug 2 is the cooperation of mill's mouth with the upper end import of receiving flask 1, the both ends of emulsion tube 4 link to each other with reducing connection cap 5 and reducing bottle plug 2 respectively. By adopting the structure, the straight condensing pipe and the collecting bottle can be reliably connected in a sealing way; the latex tube is used for connecting the reducing connecting cap 5 and the reducing bottle plug 2, so that the position of the collecting bottle can be conveniently adjusted.

In a specific embodiment of the present invention, as shown in fig. 1, the upper end of the reducing connecting cap 5 is provided with an inner ground, the outlet end below the inclined is provided with a reducing outlet tubule 50, and the outlet at the lower end of the straight condenser tube 7 is an outer ground matched with the inner ground of the reducing connecting cap 5; one end of the latex tube 4 is sleeved on an outlet thin tube 50 of the reducing connecting cap 5, the other end of the latex tube 4 is sleeved on an inlet thin tube 20 of the reducing bottle stopper 2, an outer ground is arranged at the lower end of the reducing bottle stopper 2, and an opening at the upper end of the collecting bottle 1 is an inner ground matched with the outer ground at the lower end of the reducing bottle stopper 2; be equipped with exhaust hole 3 on the lateral wall of reducing bottle plug 2, can effectively adjust the collecting flask internal gas pressure with the help of the exhaust hole, make the liquid of distilling flow into in the collecting flask smoothly. By adopting the structure, the straight condensing tube and the collecting bottle can be firmly connected, and the sealing performance is good.

During specific manufacturing, the reducing connecting cap 5 and the reducing bottle stopper 2 are both made of reducing glass tubes, and the manufacturing is convenient.

In an embodiment of the present invention, as shown in fig. 1, the connecting pipe 8 is a glass bent pipe with an acute angle bent at the middle, the two ends of the glass bent pipe are both provided with outer grinding openings, and the upper inlet of the straight condensing pipe 7 and the opening of the heating bottle 9 are both inner grinding openings for matching with the grinding openings at the two ends of the glass bent pipe. By adopting the structure, the two ends of the glass bent pipe are tightly connected with the straight condensing pipe and the heating bottle, the sealing performance is good, and the volatilization of liquid is prevented. The bending angle of the glass bent pipe can be set according to the requirement.

In an embodiment of the present invention, as shown in fig. 1, the joints of the reducing connection cap 5 and the straight condensation pipe 7, and the joints of the two ends of the glass elbow and the straight condensation pipe 7 and the heating bottle 9 are all reinforced and connected by the connection member 11. The connecting piece 11 is a rubber band, fixing bolts 6 used for hooking the rubber band are arranged at two ends of the glass bent pipe, and the fixing bolts 6 used for hooking the rubber band are arranged on the outer wall of the upper end of the reducing connecting cap 5, the outer wall of the upper end of the straight condensing pipe 7 and the outer wall of the upper portion of the heating bottle 9. The rubber bands can further ensure the connection reliability of the straight condenser tube and the reducing connection cap, and the connection reliability of the two ends of the glass bent tube and the straight condenser tube and the heating bottle.

During the specific preparation, the gim peg 6 on the reducing connection cap 5 is connected cap 5 integrated into one piece with the reducing, gim peg 6 and glass return bend integrated into one piece on the glass return bend, gim peg 6 and the straight condenser pipe 7 integrated into one piece on the straight condenser pipe 7, gim peg 6 and the heating bottle 9 integrated into one piece on the heating bottle 9. The reducing connecting cap, the straight condenser tube, the glass bent tube and the heating bottle are all glass products and can be molded by one-step casting.

In a specific embodiment of the present invention, as shown in fig. 1, the collection bottle 1 is a volumetric flask, which facilitates the measurement of the volume of the liquid obtained by purification; the heating bottle 9 is a flat-bottomed flask, and is used for filling a asbestos net at the bottom of the heating bottle during heating.

To sum up, the utility model has the advantages of simple and compact structure, convenient operation are swift, sealed effectual. The utility model discloses a mill's mouth cooperation improves volumetric flask and reducing bottle plug, straight shape condenser pipe and reducing connection cap, glass return bend and the firm in connection nature and the leakproofness of straight shape condenser pipe and heating bottle, when simplifying experiment preparation work, has improved the experiment accuracy greatly.

In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the one described herein, and those skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed above.

Claims

1. An alcohol distillation device, which is characterized in that: the reagent bottle comprises a straight condensing tube obliquely arranged on a reagent rack, wherein the high end and the low end of the straight condensing tube are respectively communicated with a heating bottle and a collecting bottle, the straight condensing tube is connected with the collecting bottle through a connecting component, and the two ends of the connecting component are respectively in grinding fit with the straight condensing tube and the collecting bottle; the straight condensing tube is connected with the heating bottle through a connecting tube, and two ends of the connecting tube are in ground fit with the straight condensing tube and the heating bottle.

2. The alcohol distillation apparatus according to claim 1, wherein: the coupling assembling includes latex tube, reducing connection cap and reducing bottle plug, the lower extreme export of the upper end import of reducing connection cap and straight condenser pipe is the cooperation of mill's mouth, the lower extreme export of reducing bottle plug and the upper end import of receiving flask are the cooperation of mill's mouth, the both ends of latex tube link to each other with reducing connection cap and reducing bottle plug respectively.

3. The alcohol distillation apparatus according to claim 2, wherein: the upper end of the reducing connecting cap is provided with an inner grinding opening, the outlet end at the lower oblique side is provided with a reducing outlet thin tube, and the outlet at the lower end of the straight condensing tube is an outer grinding opening matched with the inner grinding opening of the reducing connecting cap; one end of the latex tube is sleeved on the outlet thin tube of the reducing connecting cap, the other end of the latex tube is sleeved on the inlet thin tube of the reducing bottle plug, the lower end of the reducing bottle plug is provided with an outer ground, and the upper end opening of the collecting bottle is an inner ground matched with the outer ground at the lower end of the reducing bottle plug; the side wall of the reducing bottle stopper is provided with an exhaust hole.

4. The alcohol distillation apparatus according to claim 3, wherein: the reducing connecting cap and the reducing bottle stopper are both reducing glass tubes.

5. The alcohol distillation apparatus according to claim 2, wherein: the connecting pipe is a glass bent pipe with an acute angle bend in the middle, outer grinding ports are arranged at two ends of the glass bent pipe, and inner grinding ports are arranged at an inlet at the upper end of the straight condensing pipe and an opening of the heating bottle and are used for being matched with the grinding ports at two ends of the glass bent pipe.

6. The alcohol distillation apparatus according to claim 5, wherein: the junction of the reducing connecting cap and the straight condenser pipe, and the junction of the two ends of the glass bent pipe and the straight condenser pipe and the junction of the glass bent pipe and the heating bottle are all connected in a reinforcing mode through connecting pieces.

7. The alcohol distillation apparatus according to claim 6, wherein: the connecting piece is the rubber band, the both ends of glass return bend all are equipped with the gim peg that is used for colluding the rubber band, all be equipped with the gim peg that is used for colluding the rubber band on the upper end outer wall of reducing connecting cap, the upper end outer wall of straight condenser pipe and the upper portion outer wall of heating bottle.

8. The alcohol distillation apparatus according to claim 7, wherein: the fixing bolt on the reducing connecting cap and the reducing connecting cap are integrally formed, the fixing bolt on the glass bent pipe and the glass bent pipe are integrally formed, the fixing bolt on the straight condensing pipe and the straight condensing pipe are integrally formed, and the fixing bolt on the heating bottle and the heating bottle are integrally formed.

9. The alcohol distillation apparatus according to any one of claims 1 to 8, wherein: the collecting bottle is a volumetric flask; the heating bottle is a flat-bottomed flask and is used for filling a asbestos net at the bottom of the heating bottle during heating.