CN219701945U - Water knockout drum is used in laboratory - Google Patents

Abstract

The utility model discloses a water separator for a laboratory, which belongs to the technical field of laboratory appliances and comprises a water separator assembly and a condensation pipe, wherein the water separator assembly comprises a steam pipe, a communicating pipe and a water collecting pipe, the upper end of the water collecting pipe is provided with an upper interface, the lower end of the water collecting pipe is provided with a drain pipe, the drain pipe is provided with a drain valve, the condensation pipe comprises an inner pipe, an outer pipe and a lower interface, a cavity is formed between the inner pipe and the outer pipe, a first medium inlet and a first medium outlet which are communicated with the cavity are arranged on the outer pipe, the lower interface is communicated with the water collecting pipe through the upper interface, and a jacket is wrapped outside the steam pipe and the communicating pipe. The utility model can keep the pipeline warm, prevent gas from condensing prematurely, and improve the water diversion effect and efficiency; the collecting pipe is internally provided with a gathering pipe, so that liquid which is not separated yet is prevented from being directly splashed into the communicating pipe, and the separation effect is ensured; the pipe orifice at the upper end of the gathering pipe is higher than the lowest part of the communication port, so that the liquid which is not separated yet is prevented from directly following the solvent at the upper layer of the water collecting pipe to be discharged into the communication pipe, and the separation effect is further ensured.

Description

Water knockout drum is used in laboratory

Technical Field

The utility model belongs to the technical field of laboratory appliances, and particularly relates to a water separator for a laboratory.

Background

The water separator is mainly used for separating water generated by chemical reaction in chemical experiments, because water exists in the chemical reaction during the experiments, the reaction can be influenced to a certain extent or the reaction can not be carried out forward, the water separator is generally connected with the flask, water generated in the flask needs to be taken out through a solvent azeotroped with water, the reaction can be carried out, the solvent and the water are layered in the water separator after condensation, water at the lower layer is discharged, water is continuously taken out by the solvent reflux at the upper layer, and water generated by the reaction is generally taken away by azeotropy of toluene and the water. At present, when the water separator is used, some problems often exist, and part of gas in the water separator is condensed prematurely, so that water directly returns to a flask, and the water separation effect is poor.

Disclosure of Invention

Technical problems: aiming at the problems in the prior art, the technical problem to be solved by the utility model is to provide a laboratory water separator for improving the water separating effect.

The technical scheme is as follows: in order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a water knockout drum for laboratory, includes water knockout drum and condenser pipe, water knockout drum include the steam pipe, with the communicating pipe of steam union coupling and with the collector pipe of communicating pipe coupling, the collector pipe upper end is equipped with interface and lower extreme and is equipped with the drain pipe, be equipped with the drain valve on the drain pipe, the condenser pipe includes the inner tube, parcel the outer tube of inner tube and with the lower interface of inner tube intercommunication, form the cavity that is used for circulating cooling medium between inner tube and the outer tube, be equipped with on the outer tube with first medium import and the first medium export of cavity intercommunication, lower interface is passed through the upper interface with the collector pipe intercommunication, steam pipe and the outer parcel of communicating pipe have the clamp cover.

Further, a second medium inlet and a second medium outlet are arranged on the jacket.

Further, a drainage nozzle is arranged on the lower interface and is obliquely arranged.

Further, a gathering pipe is arranged in the water collecting pipe and is positioned below the drainage nozzle.

Further, a communicating port is formed in the water collecting pipe, the communicating pipe is communicated with the water collecting pipe through the communicating port, and the pipe orifice at the upper end of the gathering pipe is higher than the lowest position of the communicating port.

Further, an inner sand grain is arranged on the upper interface, and an outer sand grain corresponding to the inner sand grain is arranged on the lower interface.

Further, the lower end of the steam pipe is connected with a third interface, and the third interface is in threaded connection with the steam pipe.

Further, the inner tube is a spherical tube, a coiled tube or a straight tube.

The beneficial effects are that: compared with the prior art, the utility model has the following advantages:

1. the jacket is arranged outside the steam pipe and the communicating pipe, hot water is introduced into the jacket, so that the pipeline can be insulated, gas is prevented from being condensed prematurely, and the water diversion effect and efficiency are improved;

2. the collecting pipe is internally provided with a gathering pipe, so that liquid which is not separated yet is prevented from being directly splashed into the communicating pipe, and the separation effect is ensured;

3. the pipe orifice at the upper end of the gathering pipe is higher than the lowest part of the communication port, so that the liquid which is not separated yet is prevented from directly following the solvent at the upper layer of the water collecting pipe to be discharged into the communication pipe, and the separation effect is further ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of the water diversion assembly;

FIG. 3 is a schematic view of a condenser tube structure;

FIG. 4 is a schematic cross-sectional view of the gathering tube.

Detailed Description

The utility model will be further illustrated with reference to specific examples, which are carried out on the basis of the technical solutions of the utility model, it being understood that these examples are only intended to illustrate the utility model and are not intended to limit the scope thereof.

As shown in fig. 1 and 2, a laboratory water knockout drum, including water knockout drum 1 and condenser pipe 2, make by borosilicate glass, water knockout drum 1 includes steam pipe 3, communicating pipe 4 and water collecting pipe 5, steam pipe 3 is the cylinder body, the lower extreme is connected with third interface 31, steam pipe 3 lower extreme is equipped with the external screw thread, be equipped with the internal screw thread on the third interface 31, third interface 31 passes through threaded connection mode and steam pipe 3 and can dismantle the connection, thereby the convenience is changed different third interface 31 according to the flask bore of difference, make the water knockout drum can match different flasks and use. The collector pipe 5 is also a cylindrical pipe body, the lateral inclination of the communicating pipe 4 is arranged, the higher end of the communicating pipe 4 is connected with the side wall of the collector pipe 5, the connecting height is more than three fourths of the overall height of the collector pipe 5, the lower end of the communicating pipe 4 is connected with the upper end of the steam pipe 3, so that gas generated by a flask can upwards enter the collector pipe 5 through the inclination of the communicating pipe 4 from the steam pipe 3, and liquid of the collector pipe 5 can also downwards slide into the steam pipe 3 through the inclination of the communicating pipe 4. The upper end of the water collecting pipe 5 is provided with an upper connector 51, the lower end of the water collecting pipe is provided with a drain pipe 52, the drain pipe 52 is provided with a drain valve 521, the drain valve 521 is opened to drain liquid in the water collecting pipe 5, and the upper connector 51 is in a horn shape with an upward opening and is used for being connected with the condensing pipe 2.

As shown in fig. 1 and 3, the condensation tube 2 includes an inner tube 21, an outer tube 22 and a lower interface 23, the inner tube 21 is a vertically arranged spherical tube (a coiled tube or a straight tube can be adopted), the outer tube 22 is a cylindrical tube body and is wrapped outside the inner tube 21, the lower interface 23 is arranged at the lower end of the condensation tube 2 and communicated with the inner tube 21, the lower interface 23 corresponds to the upper interface 51 of the water collecting tube 5 in shape, an inner sand grain is arranged on the upper interface 51, an outer sand grain corresponding to the inner sand grain is arranged on the lower interface 23, so that the lower interface 23 is inserted into the upper interface 51 to complete the communication between the inner tube 21 and the water collecting tube 5, and the sand grain improves the connection tightness; the gas in the water collecting pipe 5 upwards enters the inner pipe 21, a cavity 24 for circulating cooling medium is formed between the inner pipe 21 and the outer pipe 22, the cooling medium adopts cold water, a first medium inlet 241 and a first medium outlet 242 which are communicated with the cavity 24 are arranged on the outer pipe 22, the first medium inlet 241 is arranged at a position of the lower side wall of the outer pipe 22, the first medium outlet 242 is arranged at a position of the upper side wall of the outer pipe 22, the cold water gradually upwards enters the cavity 24 from the first medium inlet 241 and is discharged from the first medium outlet 242, the gas in the inner pipe 21 and the cold water exchange heat on the pipe wall of the inner pipe 21, the gas is changed into liquid and drops downwards from the inner pipe 21, a drainage nozzle 231 is arranged on the lower interface 23, when the condensing pipe 2 is connected with the water collecting pipe 5, the drainage nozzle 231 enters the water collecting pipe 5, the drainage nozzle 231 is obliquely arranged, and the liquid condensed by the gas drops into the water collecting pipe 5 from the lowest position of the drainage nozzle 231.

As shown in fig. 1, 2 and 4, a gathering pipe 7 is arranged in the water collecting pipe 5, the gathering pipe 7 is a cylindrical pipe with an upper opening and a lower opening, the lower opening of the gathering pipe 7 is spaced from the bottom of the water collecting pipe 5, the wall of the gathering pipe 7 is connected with the inner pipe wall of the water collecting pipe 5, the gathering pipe 7 is positioned below the drainage nozzle 231, and liquid dropped by the drainage nozzle 231 directly enters the gathering pipe 7 and then enters the water collecting pipe 5 through the lower opening of the gathering pipe 7; the water collecting pipe 5 is communicated with the communicating pipe 4 to form a communicating opening 53, the upper pipe opening of the gathering pipe 7 is higher than the lowest part of the communicating opening 53, and the lower pipe opening of the gathering pipe 7 is lower than the lowest part of the communicating opening 53, so that liquid can be prevented from directly splashing into the communicating opening 53 when the liquid drops, the liquid which is not separated is reduced from directly returning to the flask, meanwhile, when the liquid level of the water collecting pipe 5 rises to the lowest part close to the communicating opening 53, the solvent and the water in the gathering pipe 7 are layered at the upper layer, the water is at the lower layer, the solvent in the upper layer returns to the flask through the communicating opening 53, and the solvent and the water in the liquid which drops from the diversion nozzle 231 are not layered at the moment, and the gathering pipe 7 is arranged to separate the liquid which is not layered from the solvent in the upper layer of the water collecting pipe 5, so that the liquid which is not layered is reduced from following the solvent to return to the flask, and the water dividing effect is improved.

As shown in fig. 1 and 2, the steam pipe 3 and the communicating pipe 4 are wrapped with the jacket 6, the jacket 6 is also made of glass pipe and wrapped outside the steam pipe 3 and the communicating pipe 4, the jacket 6 is provided with a second medium inlet 61 and a second medium outlet 62, the second medium inlet 61 is arranged at a low position, the second medium outlet 62 is arranged at a high position, and the second medium adopts hot water, so that the steam pipe 3 and the communicating pipe 4 are insulated, and gas is prevented from being condensed prematurely.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Claims (8)

1. The utility model provides a water knockout drum for laboratory, its characterized in that includes water knockout drum (1) and condenser pipe (2), water knockout drum (1) include steam pipe (3), with communicating pipe (4) that steam pipe (3) are connected and with collector pipe (5) that communicating pipe (4) are connected, collector pipe (5) upper end is equipped with interface (51) and lower extreme is equipped with drain pipe (52), be equipped with drain valve (521) on drain pipe (52), condenser pipe (2) include inner tube (21), parcel outer tube (22) of inner tube (21) and with lower interface (23) of inner tube (21) intercommunication, form between inner tube (21) and outer tube (22) be used for circulating cooling medium cavity (24), be equipped with on outer tube (22) with first medium import (241) and first medium export (242) of cavity (24) intercommunication, lower interface (23) are passed through interface (51) with collector pipe (5) intercommunication, steam pipe (3) and outer jacket (6) are wrapped up.

2. Laboratory water separator according to claim 1, characterized in that the jacket (6) is provided with a second medium inlet (61) and a second medium outlet (62).

3. Laboratory water separator according to claim 1, characterized in that the lower interface (23) is provided with a drainage nozzle (231), the drainage nozzle (231) being arranged obliquely.

4. A laboratory water separator according to claim 3, characterized in that a gathering tube (7) is arranged in the water collecting tube (5), the gathering tube (7) being located below the drainage nozzle (231).

5. The laboratory water separator according to claim 4, wherein the water collecting pipe (5) is provided with a communication port (53), the communication pipe (4) is communicated with the water collecting pipe (5) through the communication port (53), and the upper pipe orifice of the gathering pipe (7) is higher than the lowest position of the communication port (53).

6. Laboratory water separator according to claim 1, characterized in that the upper interface (51) is provided with an inner sand grain and the lower interface (23) is provided with an outer sand grain corresponding to the inner sand grain.

7. Laboratory water separator according to claim 1, characterized in that the lower end of the steam pipe (3) is connected with a third interface (31), the third interface (31) being in threaded connection with the steam pipe (3).

8. Laboratory water separator according to claim 1, characterized in that the inner tube (21) is a bulb, a serpentine or a straight tube.