CN213609933U

CN213609933U - Gas-liquid separation device for reaction kettle

Info

Publication number: CN213609933U
Application number: CN202022375509.8U
Authority: CN
Inventors: 蒋春鹏; 韩朝刚
Original assignee: Hefei Dingcai Technology Co ltd
Current assignee: Hefei Dingcai Technology Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-07-06
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a gas-liquid separation device for reation kettle, including the barrel with set up in the head at both ends about the barrel, the head department of barrel upper end is equipped with a gas-liquid intubate, the lower part of gas-liquid intubate extends to in the barrel, shaping gaseous phase export on the lateral wall of barrel is located gaseous phase export below go back shaping backward flow mouth on the barrel lateral wall, the lower extreme of gas-liquid intubate extends to gaseous phase export's below, and is located the top of backward flow mouth. The utility model discloses in the liquid under the reation kettle condenser condensation is mixing not condensing and is getting into the barrel through the gas-liquid import, because the gas-liquid intubate inserts the barrel, its lower extreme is located the below of gas phase export and is located the top of backward flow mouth, and liquid gets into the liquid phase export under the action of gravity, and not condensing upwards is discharged and gets into the pipeline of not condensing by the gas phase export to reach gas-liquid separation's purpose, avoided the liquid to take out to the gas phase pipe in.

Description

Gas-liquid separation device for reaction kettle

Technical Field

The utility model belongs to the technical field of gas-liquid separation, concretely relates to gas-liquid separation device for reation kettle.

Background

The synthesis reaction process has many reflux and distillation steps, and most operation modes in production are divided into two cases: the first is that after the gas phase is condensed, a gas phase port and a liquid phase port are opened on a large-caliber pipeline, and the gas phase is upward and the liquid phase is downward to complete gas-liquid separation through gravity; the second is a gas-liquid separator using glass. The above two methods have the following problems:

(1) the first operation scheme has poor separation effect, and especially under a negative pressure condition, a large amount of liquid is pumped into the gas phase pipe, so that the liquid load of the vacuum pump is high, the failure rate is high, and the reflux reaction is difficult to complete.

(2) The glass in the second operation scheme is fragile, is easy to cause safety accidents, and is not suitable for workshop-scale chemical production.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the not enough of above-mentioned prior art existence, avoid the liquid to be taken out to the gas phase pipe in, and can realize the reflux reaction, the utility model provides a gas-liquid separation device for reation kettle.

The adopted technical scheme is as follows:

the utility model provides a gas-liquid separation device for reation kettle, includes the barrel with set up in the head at both ends about the barrel, the head department of barrel upper end is equipped with a gas-liquid intubate, the lower part of gas-liquid intubate extends to in the barrel, shaping gaseous phase export on the lateral wall of barrel is located gaseous phase export below still shaping a reflux opening on the barrel lateral wall, the lower extreme of gas-liquid intubate extends to the below of gaseous phase export, and is located the top of reflux opening.

Preferably, the gas-liquid insertion pipe and the cylinder are coaxially arranged.

Preferably, the gas phase outlet is arranged at the upper part of the cylinder, and the reflux port is arranged close to the middle part of the cylinder.

Furthermore, the outside of barrel still be equipped with the inside level gauge that is linked together of barrel.

And a liquid phase outlet is formed on the sealing head at the lower end of the cylinder body, and the liquid phase outlet and the gas phase outlet are coaxially arranged.

And the gas phase outlet, the reflux port and the liquid phase outlet are respectively fixed with a short pipe, and the end part of the gas-liquid inserting pipe and the end part of each short pipe are respectively fixed with a flange.

The ratio of the inner diameter of the gas-liquid insertion tube to the inner diameter of the cylinder is 1/5-1/4.

The cylinder body and the end socket are made of stainless steel plates.

The utility model discloses technical scheme has following advantage:

A. the liquid condensed by the condenser of the reaction kettle is mixed with the non-condensed steam and enters the cylinder through the gas-liquid inlet, the gas-liquid cannula is inserted into the cylinder, the lower end of the gas-liquid cannula is positioned below the gas-phase outlet and above the reflux port, the liquid enters the liquid-phase outlet under the action of gravity, and the non-condensed steam is discharged from the gas-phase outlet upwards and enters the non-condensed steam pipeline, so that the purpose of gas-liquid separation is achieved, and the liquid is prevented from being pumped into the gas-phase tube.

B. The utility model can realize the reflux water diversion needed in the partial synthesis reaction process by closing the liquid phase outlet and opening the reflux port; when liquid reaches the backward flow mouth position, liquid gets back to reation kettle through the backflow pipeline in, has certain liquid level below the backward flow mouth, solvent and water can be here the face layering, observes through the sight glass, when the water level reaches the certain degree, can emit water through opening the liquid phase export to realize water oil separating.

C. The utility model provides a device can be made with stainless steel material, through flange joint, withstand voltage high temperature, can also effectively avoid the production of static, and the gas-liquid separation device of making than glass is safer, more can be fit for the workshop production of chemical industry.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a gas-liquid separation device provided by the present invention;

fig. 2 is a schematic view of a top view structure of the gas-liquid separation device provided by the present invention.

The reference numbers identified in the figures are as follows:

1-a cylinder body; 2-sealing the end; 3-gas-liquid intubation; 4-a liquid level meter; 5-short pipe; 6-flange.

a-a gas phase outlet; b-a reflux port; c-liquid phase outlet.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

As shown in fig. 1 and 2, the utility model provides a gas-liquid separation device for reation kettle, including barrel 1 with set up in the head 2 at barrel 1 upper and lower both ends, be equipped with a gas-liquid intubate 3 in head 2 department of barrel 1 upper end, during gas-liquid intubate 3's lower part extended to barrel 1, shaping gaseous phase export an on barrel 1's the lateral wall, still shaping a backward flow mouth b on being located the barrel 1 lateral wall of gaseous phase export a below, the lower extreme of gas-liquid intubate 3 extended to the below of gaseous phase export a, and was located the top of backward flow mouth b. The gas-liquid insertion tube 3 is preferably coaxially arranged with the cylinder 1. The utility model discloses in the liquid under the reation kettle condenser condensation is mixing not condensing and is getting into the barrel through the gas-liquid import, because the gas-liquid intubate inserts the barrel, its lower extreme is located the below of gas phase export and is located the top of backward flow mouth, and liquid gets into the liquid phase export under the action of gravity, and not condensing upwards is discharged and gets into the pipeline of not condensing by the gas phase export to reach gas-liquid separation's purpose, avoided the liquid to take out to the gas phase pipe in. The utility model discloses preferred gas-liquid intubate internal diameter with the ratio of barrel internal diameter is 1/5 ~ 1/4, for example adopts ratio 1/5 or 1/4.

Further preferably, as shown in fig. 1, the gas phase outlet a is disposed at an upper portion of the cylinder 1, and the reflux port b is disposed near a middle portion of the cylinder 1. A liquid phase outlet c is also formed on the end socket 2 positioned at the lower end of the cylinder body 1, and the liquid phase outlet c and the gas phase outlet a are coaxially arranged. Short pipes 5 are respectively fixed on the gas phase outlet a, the reflux port b and the liquid phase outlet c, and flanges 6 are respectively fixed on the end part of the gas-liquid inserting pipe 3 and the end part of each short pipe 5.

In order to observe the liquid inside the cylinder body during the reflux reaction, the utility model discloses still be equipped with the level gauge 4 and/or the sight glass that are linked together with the inside of cylinder body 1 in the outside of cylinder body 1.

The utility model provides a device can be made with stainless steel material, through flange joint, withstand voltage high temperature, can also effectively avoid the production of static, and the gas-liquid separation device of making than glass is safer, more can be fit for the workshop production of chemical industry.

The specific operation steps are as follows: the liquid condensed by the condenser of the reaction kettle is mixed with the non-condensed steam and enters the cylinder body through the gas-liquid insertion tube, the liquid phase outlet is closed, and the reflux opening is opened, so that the reflux water diversion required in part of the synthesis reaction process can be realized; when liquid reaches the backward flow mouth position, liquid gets back to reation kettle through the backflow pipeline in, has certain liquid level below the backward flow mouth, solvent and water can be here the face layering, observes through the sight glass, when the water level reaches the certain degree, can emit water through opening the liquid phase export to realize water oil separating.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a gas-liquid separation device for reation kettle, include barrel (1) and set up in head (2) at both ends about barrel (1), its characterized in that, head (2) department of barrel (1) upper end is equipped with a gas-liquid intubate (3), the lower part of gas-liquid intubate (3) extends to in barrel (1), shaping gaseous phase export (a) is located on the lateral wall of barrel (1) gaseous phase export (a) below still shaping a return opening (b) on barrel (1) lateral wall, the lower extreme of gas-liquid intubate (3) extends to the below of gaseous phase export (a), and is located the top of return opening (b).

2. The gas-liquid separation device for the reaction kettle as recited in claim 1, wherein the gas-liquid insertion pipe (3) and the cylinder (1) are coaxially arranged.

3. The gas-liquid separation device for the reaction kettle as recited in claim 2, wherein the gas phase outlet (a) is arranged at the upper part of the cylinder (1), and the reflux port (b) is arranged near the middle part of the cylinder (1).

4. The gas-liquid separation device for the reaction kettle as claimed in any one of claims 1 to 3, wherein a liquid level meter (4) communicated with the interior of the cylinder (1) is further arranged on the outer side of the cylinder (1).

5. The gas-liquid separation device for the reaction kettle as claimed in claim 4, wherein a liquid phase outlet (c) is further formed on the end socket (2) at the lower end of the cylinder (1), and the liquid phase outlet (c) and the gas phase outlet (a) are coaxially arranged.

6. The gas-liquid separation device for the reaction kettle according to claim 5, wherein a short pipe (5) is fixed to each of the gas phase outlet (a), the reflux port (b) and the liquid phase outlet (c), and a flange (6) is fixed to each of the end of the gas-liquid insertion pipe (3) and the end of each short pipe (5).

7. The gas-liquid separation device for a reaction vessel according to claim 1, wherein a ratio of an inner diameter of the gas-liquid insertion tube (3) to an inner diameter of the cylinder (1) is 1/5 to 1/4.

8. The gas-liquid separation device for the reaction kettle as claimed in claim 1, wherein the cylinder (1) and the end enclosure (2) are made of stainless steel plate.