CN216247341U

CN216247341U - Sampling system of industry crystallization cauldron

Info

Publication number: CN216247341U
Application number: CN202121761480.5U
Authority: CN
Inventors: 王义君; 郭明波; 张磊; 马院红
Original assignee: Shanghai Runshi Technology Co ltd
Current assignee: Shanghai Runshi Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-04-08
Anticipated expiration: 2031-07-30

Abstract

The utility model provides a sampling system of an industrial crystallization kettle, which is arranged at the top of a reaction kettle and comprises a sampling pipe, a valve A, a valve B and a sample collector; the sampling tube is in an inverted U shape, two ends of the sampling tube are respectively connected with a sampling pipeline system and a collecting pipeline system, and a pressure gauge is arranged on the sampling tube; the sampling pipeline system comprises a first sampling pipeline extending to the inner side of the top of the crystallization kettle, a valve A is arranged on the first sampling pipeline, the first sampling pipeline is communicated with an emptying water inlet pipeline, the emptying water inlet pipeline is connected to the upper end of the valve A, and a valve B is arranged on the emptying water inlet pipeline. The sampling pipe is designed to be in an inverted U shape, so that the resistance of liquid during sampling is increased, and the safety coefficient during sampling is also increased.

Description

Sampling system of industry crystallization cauldron

Technical Field

The utility model relates to a sampling system, in particular to a sampling system of an industrial crystallization kettle.

Background

The chemical crystallization kettle has the advantages of excellent sealing performance, rapid heating, temperature resistance, corrosion resistance, sanitation and no environmental pollution. The pressure container is widely applied to technological processes of reaction, evaporation, synthesis, polymerization, saponification, sulfonation, chlorination, nitration and the like in scientific research, laboratory tests, chemical engineering, food, coatings, hot melt adhesives, silica gel, paints, medicines and petrochemical production. The traditional chemical crystallization kettle generally comprises a kettle body, wherein a feeding port, a stirring motor, a speed reducer, a water adding pipe, an exhaust pipe and a safety valve are arranged at the top of the kettle body, a discharging pipe is arranged at the bottom of the kettle body, a stirring paddle is arranged in the kettle body, and a stirring paddle shaft is connected with an output shaft of the speed reducer.

Molecular sieves refer to microporous materials having uniform pore sizes comparable to those of ordinary molecules, and are commonly used as efficient desiccants, selective adsorbents, catalysts, ion exchangers, and the like. In the production process of the molecular sieve, a silicon-containing compound, an aluminum-containing compound, alkali and water are mixed according to a proper proportion, and are stirred and heated in a crystallization kettle for a certain time to prepare a molecular sieve crystal, and the quality of the molecular sieve is directly influenced by the fluctuation of the temperature of the crystallization kettle and the stirring condition in the crystallization process.

In the production process of the molecular sieve, the crystallization process is long in time, in order to monitor the production of the molecular sieve, the production process sometimes needs to be sampled, a sampling system in the production process of the molecular sieve is generally designed at the lower part of a reaction kettle at present, and because the pressure ratio of the reaction kettle is higher in the crystallization process, a sampler at the lower part of the reaction kettle is designed, slurry can be left along with the pressure and gravity in the sampling process, so that a sampling valve is difficult to close, and the production process is difficult to avoid risks.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sampling system of an industrial crystallization kettle to solve the problems in the background art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a sampling system of an industrial crystallization kettle is arranged at the top of a reaction kettle and comprises a sampling pipe, a valve A, a valve B and a sample collector; the sampling tube is the form of falling U and its both ends are connected with sample pipeline system, collection pipeline system respectively, are equipped with the manometer on the sampling tube.

Preferably, the sampling pipeline system comprises a first sampling pipeline extending to the inner side of the top of the crystallization kettle, a valve A is arranged on the first sampling pipeline, the first sampling pipeline is communicated with a vent water inlet pipeline, the vent water inlet pipeline is connected to the upper end of the valve A, and a valve B is arranged on the vent water inlet pipeline.

Preferably, the collection pipeline system comprises a collection pipeline, a valve C and a mounting structure, wherein one end of the collection pipeline is communicated with the sampling pipe, and the other end of the collection pipeline is communicated with the sample collector.

Preferably, the sample collector is provided with a through hole, and the outer side of the through hole is provided with a sealing lower cover.

Preferably, the collecting pipeline is provided with a valve C, the collecting pipeline extends into the sample collector through the through hole, and the collecting pipeline is provided with a sealing upper cover correspondingly matched with the sealing lower cover.

Preferably, the valves a, B and C provided on the sampling line system, the collecting line system and the blowdown water inlet line may take various forms.

The valve is preferably a needle valve or other sealing valve with better sealing properties, and is preferably a high temperature and low temperature resistant design, as it is usually required to work at high or low temperatures in practice.

Preferably, the mounting structure is used for loading the sample collector on one side of the reaction kettle, and the mounting structure comprises a frame and a mounting plate.

Preferably, the frame is arranged on the outer side of the reaction kettle, and a support plate is arranged on the frame.

Preferably, the mounting plate is fixedly sleeved on the sample collector, the mounting plate is provided with a plurality of mounting parts, and the mounting parts are provided with a plurality of locking bolts connected with the supporting plate.

Preferably, the mounting part is further provided with a reinforcing rib, and the reinforcing rib is connected with the outer side wall of the sample collector. When the strengthening rib increases holistic compressive strength, can prevent whole distortion, further improve compressive capacity, the strengthening rib that the equidistance set up can provide the holding power when the atress, promotes mounting structure's supporting effect.

Preferably, the surface of the mounting structure is provided with an anti-corrosion coating, and the anti-corrosion coating is formed by coating one or more selected from zirconium, hafnium, carbon and nitrogen, thereby increasing the hardness of the outer surface of the product, and the outer layer is passivated in a similar manner to chromium when in contact with water or air.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

1. the utility model provides a sampling system of an industrial crystallization kettle, which monitors the condition of a pressure gauge in a sampling pipe in real time by configuring the pressure gauge, and in addition, the sampling pipe is designed into an inverted U shape, so that the resistance of liquid during sampling is increased, and the safety coefficient during sampling is also increased.

2. Compared with the traditional bottom sampling system, the utility model places the sampling port at the top of the reaction kettle, samples the liquid in the kettle after the liquid is pressed out by the pressure of the crystallization kettle, and increases the safety factor through two valves.

3. The sample collector disclosed by the utility model adopts a convenient installation structure, so that the sample collection is more stable and efficient during work.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:

fig. 1 is a schematic plan view of a preferred embodiment of the present invention.

FIG. 2 is a schematic view of the installation of a sample collector according to a preferred embodiment of the present invention.

Illustration of the drawings:

1. a sampling tube; 101. a sampling line system; 102. a collection line system; 103. a pressure gauge; 2. a valve A; 3. a valve B; 4. a sample collector; 5. sealing the lower cover; 6. a valve C; 7. sealing the upper cover; 8. a frame; 9. mounting a plate; 901. an installation part; 902. reinforcing ribs; 10. and a support plate.

Detailed Description

The utility model provides a sampling system of an industrial crystallization kettle, which is further described in detail below by referring to the attached drawings and examples in order to make the purpose, technical scheme and effect of the utility model clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order, it being understood that the data so used may be interchanged under appropriate circumstances. Furthermore, the terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a system, article, or apparatus that comprises a list of elements is not necessarily limited to those elements explicitly listed, but may include other elements not expressly listed or inherent to such system, article, or apparatus.

Example 1: referring to fig. 1, the present invention provides a sampling system of an industrial crystallization kettle, wherein the sampling system is installed at the top of the reaction kettle, and comprises a sampling pipe 1, a valve a2, a valve B3 and a sample collector 4; the sampling tube 1 is in an inverted U shape, two ends of the sampling tube are respectively connected with a sampling pipeline system 101 and a collecting pipeline system 102, and a pressure gauge 103 is arranged on the sampling tube 1.

In this embodiment, the sampling pipeline system 101 includes the first sampling pipeline that extends to the inside of crystallization kettle top, is equipped with valve A2 on the first sampling pipeline, and first sampling pipeline intercommunication has the blowdown water inlet line, and the blowdown water inlet line is connected in valve A2 upper end, is equipped with valve B3 on the blowdown water inlet line.

In this embodiment, the collection line system 102 includes a collection line, a valve C6 and a mounting structure, wherein one end of the collection line is connected to the sampling tube 1, and the other end is connected to the sample collector 4.

In this embodiment, the sample collector 4 is provided with a through hole, and a sealing lower cover 5 is arranged outside the through hole.

In this embodiment, a valve C6 is installed on the collection pipeline, the collection pipeline extends into the sample collector 4 through a through hole, and the collection pipeline is provided with a sealing upper cover 7 correspondingly matched with the sealing lower cover 5.

In this embodiment, the valves disposed on the sampling line system 101, the collection line system 102, and the blowdown water inlet line may take various forms, and in this embodiment, the valves are better sealed valves.

In addition, since it is usually required to work at high or low temperature in practice, the valve is preferably of high-temperature-resistant and low-temperature-resistant design, and particularly, the working temperature of the valve can be between-20 ℃ and 400 ℃, so long as the valve is ensured to work normally at the corresponding test temperature.

In this embodiment, the pressure gauge 103 is a precision digital pressure gauge commonly used in the art, and the pressure gauge precision is greater than 0.25 grade, and the resolution is greater than 0.0001 MPa.

Of course, the pressure gauge with different parameters can be selected by those skilled in the art according to the actual situation, for example, the range is usually between 0-9.9999 MPa. And in order to ensure the timely detection of the pressure, the frequency of the pressure detection of the pressure gauge is not less than 0.5 time per second.

In addition to the pressure gauge, other gas pressure detecting devices known in the art may be used, as long as the purpose of the present invention can be achieved, and the present invention is not limited thereto.

In this embodiment, one end of the collection pipeline is connected to the sampling tube 1, the other end of the collection pipeline is connected to the sample collector 4, and the collection pipeline is connected to the sampling tube 1 by a flange flat sleeve in a sealing manner.

The flat sleeve sealing connection is generally used in pipelines with low pressure but corrosive media, so the flanges have strong corrosion resistance and are mainly made of stainless steel.

Example 2: referring to fig. 2, the present invention provides a sampling system of an industrial crystallization kettle, the sampling system is installed at the top of the reaction kettle, the sampling system comprises a sampling tube 1, a valve a2, a valve B3 and a sample collector 4, the sampling tube 1 is in an inverted U shape, two ends of the sampling tube are respectively connected with a sampling pipeline system 101 and a collecting pipeline system 102, and the sampling tube 1 is provided with a pressure gauge 103.

In this embodiment, the mounting structure is used to load the sample collector 4 on the side of the reaction vessel, and the mounting structure includes a frame 8 and a mounting plate 9.

In this embodiment, the frame 8 is disposed outside the reaction vessel, and the support plate 10 is disposed on the frame 8.

In this embodiment, the mounting plate 9 is fixedly sleeved on the sample collector 4, the mounting plate 9 is provided with a plurality of mounting portions 901, and the mounting portions 901 are provided with a plurality of locking bolts connected with the support plate 10.

In this embodiment, the mounting portion 901 is further provided with a rib 902, and the rib 902 is connected to the outer side wall of the sample collector 4.

In this embodiment, the ribs 902 provide enhanced support to provide uniform stress on the various parts, greatly extending the life of the mounting structure.

When the strengthening rib 902 increases holistic compressive strength, can prevent whole distortion, further improve compressive capacity, the strengthening rib that the equidistance set up can provide the holding power when the atress, promotes mounting structure's supporting effect.

In this embodiment, the surface of the mounting structure is provided with an anti-corrosion coating, and the anti-corrosion coating is constituted by coating one or more selected from zirconium, hafnium, carbon and nitrogen, thereby increasing the hardness of the outer surface of the product, and the outer layer is passivated in a similar manner to chromium when in contact with water or air.

In this embodiment, through having configured the manometer condition of manometer 103 real time monitoring sampling tube 1 inside, in addition, the design of sampling tube 1 is the type of falling U, and the resistance of liquid when having increased the sample has also increased the factor of safety when taking a sample.

Compare with traditional bottom sampling system, the sample connection is put at reation kettle's top, leans on the pressure of self in the crystallization cauldron to take a sample after the cauldron internal liquid extrusion, through two way valves, the design of 1 type of falling U of sampling tube, increase factor of safety.

In this embodiment, the sample collector 4 is a portable installation structure, so that the operation is more stable and efficient.

In this embodiment, the mounting structure is mounted on one side of the rack of the reaction kettle, and when the sample collector 4 is carried out, the mounting part 901 is firstly connected with the support plate 10 through the locking bolt, so that the sample collector 4 is mounted and fixed;

treat fixed good back, insert sampling system with sample collector 4, the access is about to collect in the pipeline stretches into sample collector 4, is equipped with on the collection pipeline and corresponds the sealed upper cover 7 of complex with sealed lower cover 5, through this sealed upper cover 7 with its sealing connection, treat to connect the completion back, conveniently carry out sample work.

The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the embodiments described above. Any equivalent modifications or alterations to this practice will occur to those skilled in the art and are intended to be within the scope of this invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.

Claims

1. A sampling system of an industrial crystallization kettle is characterized in that the sampling system is arranged at the top of a reaction kettle and comprises a sampling pipe (1), a valve A (2), a valve B (3) and a sample collector (4); the sampling tube (1) is in an inverted U shape, two ends of the sampling tube are respectively connected with a sampling pipeline system (101) and a collecting pipeline system (102), and a pressure gauge (103) is arranged on the sampling tube (1); sample pipeline system (101) is equipped with valve A (2) including extending to the inboard first sample pipeline in crystallization cauldron top, first sample pipeline intercommunication has the pipeline of intaking of unloading, and the pipeline connection of intaking of unloading is equipped with valve B (3) in valve A (2) upper end on the pipeline of intaking of unloading.

2. The sampling system of industrial crystallization kettle according to claim 1, wherein the collection pipeline system (102) comprises a collection pipeline, a valve C (6) and a mounting structure, one end of the collection pipeline is communicated with the sampling pipe (1), and the other end of the collection pipeline is communicated with the sample collector (4).

3. The sampling system of industrial crystallization kettle according to claim 2, characterized in that the sample collector (4) is provided with a through hole, and a sealing lower cover (5) is arranged outside the through hole.

4. The sampling system of the industrial crystallization kettle according to claim 2, wherein the collecting pipeline is provided with a valve C (6), the collecting pipeline extends into the sample collector (4) through a through hole, and the collecting pipeline is provided with a sealing upper cover (7) correspondingly matched with the sealing lower cover (5).

5. The sampling system of an industrial crystallization kettle according to claim 2, wherein the mounting structure is used for loading the sample collector (4) on one side of the reaction kettle, and the mounting structure comprises a frame (8) and a mounting plate (9).

6. The sampling system of industrial crystallization kettle according to claim 5, characterized in that the frame (8) is arranged outside the reaction kettle, and the frame (8) is provided with a support plate (10).

7. The sampling system of the industrial crystallization kettle according to claim 5, wherein the mounting plate (9) is fixedly sleeved on the sample collector (4), a plurality of mounting parts (901) are arranged on the mounting plate (9), and a plurality of locking bolts connected with the support plate (10) are arranged on the mounting parts (901).

8. The sampling system of an industrial crystallization kettle according to claim 2, wherein the surface of the mounting structure is provided with an anti-corrosion coating.

9. The sampling system of industrial crystallization kettle according to claim 1, characterized in that the pressure gauge (103) is a precision digital pressure gauge.

10. The sampling system of the industrial crystallization kettle according to claim 7, wherein the mounting part (901) is further provided with a rib (902), and the rib (902) is connected with the outer side wall of the sample collector (4).