CN216224328U - Petroleum resin liquid catalyst preparation facilities - Google Patents

Abstract

The utility model discloses a petroleum resin liquid catalyst preparation device, which comprises a reactor with stirring blades, wherein the upper end of the reactor is at least provided with two connectors, one of the interfaces is connected with a raw material pipeline, and also comprises a first solvent pipeline and a second solvent pipeline, the second solvent pipeline is respectively provided with a first sub pipeline and a second sub pipeline, the first sub pipeline and the second sub pipeline are both connected with a solid-liquid homogenizing mixing pump, aluminum trichloride powder can be input into the solid-liquid homogeneous mixing pump, the tail ends of the first sub-pipeline and the second sub-pipeline are converged to form a mixing pipeline, any other interface is connected with the mixing pipeline, the first solvent pipeline is connected with the second sub-pipeline, and the connection point is close to the inlet end of the solid-liquid homogeneous mixing pump, so that the device has the technical characteristics of simple structure, reduction in equipment quantity, uniform material mixing, shortening of production period and the like.

Description

Petroleum resin liquid catalyst preparation facilities

Technical Field

The utility model relates to a catalyst preparation device, in particular to a petroleum resin liquid catalyst preparation device, and belongs to the field of petrochemical industry.

Background

At present, the aluminium trichloride catalyst is used in the production of pentadiene petroleum resin, and the liquid catalyst is easier to control the adding amount in a reaction system. In the prior art, a preparation method of a liquid catalyst comprises the steps of adding a solvent 1 toluene, xylene, a methylbenzene solvent and an aluminum trichloride solid powder mixture and a solvent 2 dichloroethane, trichloroethane and an aluminum trichloride solid powder mixture into a reactor with stirring, uniformly stirring, and then enabling a catalyst and a raw material piperylene to enter the reactor for polymerization reaction, wherein as shown in fig. 1, a preparation flow chart of a petroleum resin liquid catalyst in the prior art is shown, and the preparation flow chart has the following problems: 1. the number of devices is large; 2. after the production scale is enlarged, the adding amount of aluminum trichloride is increased, and the aluminum trichloride is not uniformly stirred; 3. stirring for a long time to generate side reaction; 4. the aluminum trichloride easily blocks the pipeline.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides the preparation device for the petroleum resin liquid catalyst, which has the technical characteristics of simple structure, reduced equipment number, uniform material mixing, shortened production period and the like.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the utility model provides a petroleum resin liquid catalyst preparation facilities, is including the reactor that has the stirring leaf, the reactor upper end is equipped with two interfaces at least, and one of them interface connection has raw material pipeline, still includes a solvent pipeline, No. two solvent pipelines divide and are equipped with a sub-pipeline, No. two sub-pipelines, all be connected with solid-liquid homogeneous mixing pump on a sub-pipeline, No. two sub-pipelines, can input aluminium trichloride powder on the solid-liquid homogeneous mixing pump, a sub-pipeline, No. two sub-pipeline end are compiled and are formed with the mixed pipeline, and other arbitrary interface and mixed pipe connection, a solvent pipeline and No. two sub-pipe connection and tie point are close to solid-liquid homogeneous mixing pump entrance point.

Preferably, be connected with ultrasonic wave circulation pipeline on the hybrid line, ultrasonic wave circulation pipeline includes circulating pump, ultrasonic wave blending tank, form ultrasonic wave circulation pipeline through the pipe connection between circulating pump, the ultrasonic wave blending tank, the hybrid line is connected with the ultrasonic wave blending tank.

Preferably, the solid-liquid homogenizing and mixing pump is connected with the storage tank through a pipeline.

Preferably, the outlet end of the storage tank is provided with a gate valve.

Preferably, the gate valve is an electrically controlled valve.

Preferably, the stirring blades of the reactor are driven by a motor.

Has the advantages that:

1. the number of equipment is reduced, and the production efficiency is improved;

2. side reaction products are reduced;

3. the production scale is enlarged, and simultaneously, the materials are uniformly mixed;

4. the production period is shortened.

Drawings

FIG. 1 is a flow chart of the preparation of a petroleum resin liquid catalyst in the prior art.

FIG. 2 is a flow chart of the preparation of the petroleum resin liquid catalyst of the present invention.

Detailed Description

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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "first", "second", "connecting", "upper end", and the like are to be interpreted broadly and should not be interpreted restrictively, such as "connecting", which may be fixedly connected, detachably connected, or integrally connected; may be mechanically coupled, may be directly coupled, or may be indirectly coupled through an intermediary. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The prior art is characterized in that the reaction is mainly produced by adopting a kettle type reactor and a stirrer (the reaction heat can be removed by adopting a cooling water heat exchanger in a matching way).

The application is characterized in that the solid-liquid homogenizing mixing pump and the ultrasonic generator are mainly adopted for production (the jacket water can be adopted for removing reaction heat in a matching mode).

As shown in fig. 2, a specific embodiment of a petroleum resin liquid catalyst preparation device, comprises a reactor 1 with stirring blades, the upper end of the reactor 1 is provided with at least two connectors (two connectors are actually used in this application), one of the interfaces is connected with a raw material pipeline 2, and also comprises a first solvent pipeline 3 and a second solvent pipeline 4, the second solvent pipeline 4 is respectively provided with a first sub pipeline 4.1 and a second sub pipeline 4.2, the first sub pipeline 3 and the second sub pipeline 4 are both connected with a solid-liquid homogeneous mixing pump 5, aluminum trichloride powder can be input into the solid-liquid homogeneous mixing pump 5, the tail ends of the first sub-pipeline 4.1 and the second sub-pipeline 4.2 are converged to form a mixing pipeline 6, any other interface is connected with a mixing pipeline 6, the first solvent pipeline 3 is connected with the second sub pipeline 4.2, and the connection point is close to the inlet end of the solid-liquid homogeneous mixing pump 5.

The solid-liquid homogeneous mixing pump 5 utilizes the high-speed rotation of the rotor to generate vacuum, and continuously and uniformly introduces the aluminum trichloride powder into the rapidly flowing liquid, and the aluminum trichloride powder is instantly and uniformly dispersed and mixed by the shearing cavity, because the liquid and the aluminum trichloride powder are not contacted with each other before mixing, only at the moment before mixing, the aluminum trichloride powder is dispersedly led into the liquid flow, so that the powder-liquid mixing is abnormal and uniform, no agglomeration is generated, meanwhile, the viscosity of the sheared mixed liquid is reduced, the aluminum trichloride powder is quickly dissolved, in the ultrasonic mixing tank 8, the liquid catalyst is more uniform through ultrasonic oscillation, part of the liquid catalyst returns to the ultrasonic mixing tank 8 through the circulating pump 7, part of the liquid catalyst enters the reactor 1, due to vacuum suction, the aluminum trichloride powder does not block the pipeline, and the raw material and the catalyst enter the resin reactor 1 for reaction. The method is suitable for producing the m-pentadiene resin by using m-pentadiene as a main material and other unsaturated olefins as auxiliary materials. The device reduces the occupied area of equipment and the number of the equipment, reduces the viscosity of the liquid catalyst, shortens the production period and avoids the excessive local reaction caused by the agglomeration of the catalyst.

An optimized this embodiment mode, be connected with ultrasonic circulation pipeline on the hybrid pipeline 6, ultrasonic circulation pipeline includes circulating pump 7, ultrasonic mixing tank 8, form ultrasonic circulation pipeline through the pipe connection between circulating pump 7, ultrasonic mixing tank 8, hybrid pipeline 6 is connected with ultrasonic mixing tank 8, and the aluminium trichloride powder dissolves fast, in ultrasonic mixing tank 8, through ultrasonic oscillation, liquid catalyst is more even, and liquid catalyst partly gets back to ultrasonic mixing tank 8 through circulating pump 7, and the part gets into reactor 1, because vacuum suction, the pipeline can not be blockked up to the aluminium trichloride powder, and the raw materials reacts in getting into resin reactor 1 with the catalyst.

Preferably, the solid-liquid homogenizing and mixing pump 5 is connected with the storage tank 9 through a pipeline, so that the structure is simple, and aluminum trichloride powder can be conveniently added.

Preferably, in this embodiment, the outlet end of the storage tank 9 is provided with a gate valve for easy control.

Preferably, in the embodiment mode, the gate valve is an electric control valve, the structure is simple, and the control is intelligent.

In a preferred mode of this embodiment, the stirring blades of the reactor 1 are driven by a motor, so that the practicability is strong.

Finally, it should be noted that the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the present invention are to be considered within the scope of the utility model.

Claims (6)

1. A petroleum resin liquid catalyst preparation facilities which characterized in that: including reactor (1) with stirring leaf, reactor (1) upper end is equipped with two interfaces at least, and one of them interface connection has raw material pipeline (2), still includes solvent pipeline (3), No. two solvent pipeline (4) branch is equipped with one number sub-pipeline (4.1), No. two sub-pipeline (4.2), all be connected with solid-liquid homogeneous mixing pump (5) on one number sub-pipeline (4.1), No. two sub-pipeline (4.2), can input aluminium trichloride powder on solid-liquid homogeneous mixing pump (5), No. one sub-pipeline (4.1), No. two sub-pipeline (4.2) end are collected and are formed with hybrid line (6), and any other interface is connected with hybrid line (6), a solvent pipeline (3) is connected with No. two sub-pipeline (4.2).

2. The apparatus for preparing a petroleum resin liquid catalyst according to claim 1, wherein: be connected with ultrasonic wave circulation pipeline on mixing line (6), ultrasonic wave circulation pipeline includes circulating pump (7), ultrasonic wave blending tank (8), form ultrasonic wave circulation pipeline through the pipe connection between circulating pump (7), ultrasonic wave blending tank (8), mixing line (6) are connected with ultrasonic wave blending tank (8).

3. The apparatus for preparing a petroleum resin liquid catalyst according to claim 1 or 2, wherein: the solid-liquid homogenizing and mixing pump (5) is connected with a storage tank (9) through a pipeline.

4. The apparatus for preparing a petroleum resin liquid catalyst according to claim 3, wherein: the outlet end of the storage tank (9) is provided with a gate valve.

5. The apparatus for preparing a petroleum resin liquid catalyst according to claim 4, wherein: the gate valve is an electric control valve.

6. The apparatus for preparing a petroleum resin liquid catalyst according to claim 1, wherein: the stirring blades of the reactor (1) are driven by a motor.

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