CN216594341U

CN216594341U - Closed automatic sampler for reaction kettle

Info

Publication number: CN216594341U
Application number: CN202122997857.3U
Authority: CN
Inventors: 冯立才; 杜新安; 张帅
Original assignee: Xinxiang Shuangcheng Environmental Protection Equipment Co ltd
Current assignee: Henan Shuangcheng Environmental Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-05-24
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a closed automatic sampler for a reaction kettle, which comprises a reaction kettle body, wherein a tank pressure gauge for monitoring the reaction pressure in the reaction kettle body is arranged on the reaction kettle body, a plurality of sampling pipes with valves and different heights are arranged on the side wall of the reaction kettle along the height direction, the sampling pipes are all communicated to the same main pipe, the main pipe is communicated to a sampling bottle through a first pipeline, the sampling bottle is communicated with a negative pressure device through a second pipeline, and the negative pressure device is arranged to form a negative pressure state in the sampling bottle in the sampling process, so that the sampling can be carried out in time in the high-pressure, normal-pressure and negative pressure states in the reaction kettle, the direct contact of a reaction solution with a human body is reduced, the applicability is strong, the harm to the human body is prevented, and the air pollution is reduced.

Description

Closed automatic sampler for reaction kettle

Technical Field

The utility model relates to the technical field of reaction kettle sampling equipment, in particular to a closed automatic sampler for a reaction kettle.

Background

The reaction kettle is widely applied to industries such as petroleum, chemical industry, food, medicine, pesticide, scientific research and the like, and is reaction equipment for completing chemical processes such as polymerization, condensation, vulcanization, alkylation, hydrogenation and the like, and obtaining a plurality of processes of organic dyes and intermediates. In the process of the above processes, sampling is often needed to know the properties of materials and the synthesis of products in different stages in a reaction kettle, so as to more accurately adjust the production process, therefore, sampling operation is needed, but in the production process, the pressure generated in the reaction kettle is not consistent and approximately has high pressure, normal pressure and negative pressure states, in order to know the reflection conditions in the reaction kettle in different production states in each stage, a manhole cover or a sampling hole is opened to manually sample in the conventional mode during sampling, the mode is only suitable for normal pressure reaction, toxic and harmful gases can escape in the sampling process, the non-woven emission of the harmful gases is caused, and the personal health is harmed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defect that certain danger can cause harm to human bodies in the sampling process in the prior art, and provides a closed automatic sampler for a reaction kettle.

The utility model is realized by the following technical scheme: the utility model provides a closed automatic sampler for reation kettle, includes the reation kettle body, be provided with the jar body manometer that is used for monitoring the inside reaction pressure of reation kettle body on the reation kettle body, be provided with the sampling tube that has the valve of a plurality of differences in height along the direction of height on reation kettle's the lateral wall, the sampling tube all communicates on same person in charge, the main line communicates on the sampling bottle through first pipeline, the sampling bottle passes through second pipeline and negative pressure device intercommunication.

Furthermore, the sampling tube is provided with at least one at the upper part, the middle part and the lower part of the reaction kettle.

Further, the negative pressure device comprises a vacuum pump, an air inlet end of the vacuum pump is communicated with the second pipeline, and an air outlet end of the vacuum pump is communicated with an absorption groove for absorbing harmful gases and solution.

Further, the top of being responsible for is provided with the connector, the bottom of being responsible for is provided with the residual valve of letting out.

Furthermore, two first ball valves are arranged on the first pipeline, a first pressure gauge is arranged between the two first ball valves, and the two first ball valves on the first pipeline are connected through a quick connector.

Furthermore, two second ball valves are arranged on the second pipeline, a second pressure gauge is arranged between the two second ball valves, and the two second ball valves on the second pipeline are connected through a quick-connection plug.

Furthermore, one end of the first pipeline extending into the sampling bottle is arranged at the bottom of the sampling bottle, and one end of the second pipeline extending into the sampling bottle is arranged at the top of the sampling bottle.

The utility model has the beneficial effects that: set up the vacuum pump and form the negative pressure state through the in-process at the sample in the sampling bottle, in time be high pressure, ordinary pressure, the homoenergetic of negative pressure state in reation kettle can take a sample, reduce reaction solution and human direct contact, the suitability is strong, prevents to produce the injury to the human body, reduces air pollution.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

wherein: 1. a reaction kettle body; 101. a tank pressure gauge; 2. a main pipe; 201. a connector; 202. a residue discharge valve; 3. a sampling tube; 301. a valve; 4. sampling a bottle; 5. quickly connecting a plug; 501. a first pressure gauge; 502. a first ball valve; 6. a vacuum pump; 601. a second ball valve; 602. a second pressure gauge; 7. and an absorption tank.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1: the utility model provides a closed autosampler for reation kettle, including reation kettle body 1, be provided with the jar body manometer 101 that is used for monitoring 1 internal reaction pressure of reation kettle body on the reation kettle body 1, set up jar internal pressure table 101 and learn the internal pressure in each stage of the internal reaction of reation kettle body 1 according to the reading of manometer, and the reading that will guarantee jar body manometer 101 when taking a sample is greater than the reading of first manometer 501 and second manometer 602, make solution in the reation kettle can enter into under the effect of pressure in the sample bottle 4. Be provided with the sampling tube 3 that has valve 301 of a plurality of highly differences along the direction of height on reation kettle's lateral wall, sampling tube 3 is on reation kettle's upper portion, the middle part, the lower part all is provided with one at least, through setting up sampling tube 3 at reation kettle body 1 co-altitude, can regularly sample to the reaction solution of co-altitude in the reaction process, also can mix the sample to whole reation kettle's mixed solution, and then the state of different periods of reaction solution in the mastered reation kettle that can be accurate, the realization is to further grasp of reaction solution, the degree of accuracy is higher. And sampling tube 3 all communicates on same person in charge 2, if mix the sample just can open valve 301 on three sampling tube 3 is whole when the sample, the solution of upper and middle lower floor just can directly enter into in being responsible for 2 in the reation kettle like this, and then enter into in the sampling bottle 4 through negative pressure device, accomplishes the sample, and result of use controllability is strong, and the sample is convenient accurate. Be provided with connector 201 at the top of being responsible for 2, the bottom of being responsible for 2 is provided with puts incomplete valve 202, sets up connector 201 and makes when wasing sampling tube 3, can put through washing liquid or water, opens the incomplete valve 202 of putting of bottom and washs 2 insides being responsible for, lets in the air after the washing is accomplished and weathers, prevents to take place alternately, improves the accuracy of sample. When carrying out the segmentation sample to the solution in the reation kettle, open the sample respectively from sampling tube 3 of the superiors, be responsible for 2 and communicate on sampling bottle 4 through first pipeline, first pipeline and the bottom of being responsible for 2 intercommunication, solution is in the interior residue of being responsible for 2 when reducing the sample, prevents to produce the phenomenon of muddy liquid, the accuracy of detection when improving the sample.

The first pipeline is provided with two first ball valves 502, a first pressure gauge 501 is arranged between the two first ball valves 502, the first pipeline is connected between the two first ball valves 502 through a quick-connection plug, the sampling bottle 4 is communicated with the negative pressure device through a second pipeline, the second pipeline is provided with two second ball valves 601, a second pressure gauge 602 is arranged between the two second ball valves 601, the two second ball valves 601 are connected through a quick-connection plug 5 on the second pipeline, when in use, the sampling bottle 4 is integrated on the first pipeline and the part of the second pipeline to the quick-connection plug 5, when in use, the first pipeline is directly communicated with the second pipeline through the quick-connection plug 5, one end of the first pipeline extending into the sampling bottle 4 is arranged at the bottom of the sampling bottle 4, one end of the second pipeline extending into the sampling bottle 4 is arranged at the top of the sampling bottle 4, wherein the negative pressure device comprises a vacuum pump 6, the air inlet end of the vacuum pump 6 is communicated with the second pipeline, when in use, the two first ball valves 502 and the two second ball valves 601 on the first pipeline and the second pipeline are opened to start the vacuum pump 6 to form a negative pressure state in the main pipe 2, the first pipeline, the second pipeline and the vacuum bottle, the vacuum pressure on the first pressure gauge 501 and the second pressure gauge 602 is lower than that of the tank vacuum gauge, when the valve 301 on the corresponding sampling pipe 3 is opened under the action of pressure difference, the reaction solution in the reaction kettle body 1 can enter the sampling bottle 4, and the liquid inlet pipe in the sampling bottle 4 is arranged at the top of the liquid outlet pipe at the bottom, so that the solution in the sampling bottle 4 can be prevented from being sucked out by the vacuum pump 6 too much, the sampling amount is controlled, the two first ball valves 502 and the two second ball valves 601 are directly closed after sampling is finished, the two quick-connection plugs 5 are disconnected, the sampling bottle 4 can be integrally taken out, and a new sampling bottle 4 is further replaced, which is simple and rapid, in order to prevent the solution from remaining in the first pipeline and the second pipeline, when the valve 301 is closed, the valves are sequentially closed from left to right, the gas outlet end of the vacuum pump 6 is communicated with the absorption tank 7 for absorbing harmful gas and solution, and when the vacuum pump 6 is vacuumized, a part of the sucked harmful gas and a small amount of solution can be introduced into the absorption tank 7 for absorption, so that the harmful gas and the solution are prevented from being harmful to a human body, and air pollution is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a closed automatic sampler for reation kettle, includes the reation kettle body, be provided with the jar body manometer that is used for monitoring reation kettle body internal reaction pressure on the reation kettle body, its characterized in that: the utility model discloses a reaction kettle, including reation kettle, the lateral wall is provided with the sampling tube that has the valve of a plurality of differences in height along the direction of height on the reation kettle's the lateral wall, the sampling tube all communicates on same being responsible for, the main pipe communicates on the sampling bottle through first pipeline, the sampling bottle communicates with negative pressure device through the second pipeline.

2. A closed autosampler for a reaction vessel as defined in claim 1, wherein: the sampling tube is arranged at least one of the upper part, the middle part and the lower part of the reaction kettle.

3. A closed autosampler for a reaction vessel as defined in claim 1, wherein: the negative pressure device comprises a vacuum pump, the air inlet end of the vacuum pump is communicated with the second pipeline, and the air outlet end of the vacuum pump is communicated with an absorption groove for absorbing harmful gas and solution.

4. A closed autosampler for a reaction vessel as defined in claim 1, wherein: the top of being responsible for is provided with the connector, the bottom of being responsible for is provided with the valve of letting out the incomplete.

5. A closed autosampler for a reaction vessel as defined in claim 1, wherein: the pressure measuring device is characterized in that two first ball valves are arranged on the first pipeline, a first pressure gauge is arranged between the two first ball valves, and the two first ball valves on the first pipeline are connected through a quick connector.

6. A closed autosampler for a reaction vessel as defined in claim 1, wherein: the second pipeline is provided with two second ball valves, a second pressure gauge is arranged between the two second ball valves, and the two second ball valves on the second pipeline are connected through a quick-connection plug.

7. A closed autosampler for a reaction vessel as defined in claim 1, wherein: the first pipeline stretches into the one end of sampling bottle and is in the sampling bottle bottom, the one end setting at the sampling bottle top that the second pipeline stretches into the sampling bottle.