High-pressure reactors, which are used as the main equipment in the field of mechanical and chemical engineering, need to be used frequently. Therefore, if the reactor is not operated properly, problems will easily arise. Only after inspection and maintenance of the reactor can the production accident be avoided. Xi'an Yibeier is first to establish and improve the inspection and maintenance system. Not only is the reaction vessel, all production and processing machinery and equipment should have a detailed and timely and effective maintenance plan.

Second, the reactor debris should be cleared in time. During the cleaning process, avoid the use of hard, pointed metal sticks, and choose flexible tools such as wooden sticks, complete bamboo sticks, and plastic sticks to clean the debris.

Third, thoroughly check the agitator of the reactor. The agitator of the reactor is the power mechanism responsible for stirring the animal feed. Because a long time rotation will cause a certain centrifugal force, the screws and Other connecting devices on the agitator must be checked for tightness. If loosening occurs, it should be treated in time. Test run to ensure that the stirrer is safe and reliable.

Fourth, the most vulnerable to damage, but the most difficult to find is naturally the reactor lining, transmission components, sealing conditions, stirrers and other components need to be carefully examined, because any one component failure will immediately affect the reactor system The operation.

In addition, we have to say a few more questions about the stirrer, which completely isolates the reaction vessel from the outside world, thereby realizing no leakage under high temperature and high pressure. Especially suitable for medium and large-scale production of flammable, explosive, highly toxic, valuable media under high temperature, high pressure, vacuum conditions and other stirring reaction, completely solved the reactor mechanical seal and packing seal can not overcome the leakage problem It is one of the core components of the reaction kettle to ensure that the environment and the human body are not infringed. Then how should we choose the classification of the agitator?

First, the blade stirring structure is divided into a flat blade, an oblique (folded) blade, a curved blade, and a spiral surface blade type agitator. Both the paddle and turbine agitators have flat and inclined blade structures; the propeller, screw, and ribbon type blades have a spiral face structure. According to the installation requirements can be divided into integral and split type, easy to directly stir the stirrer shaft without removing the coupling and other components.

Secondly, according to the fluid flow pattern, it is divided into an axial flow stirrer and a radial flow stirrer. When some stirrers are in operation, the fluid that generates axial flow and generates radial flow is called a mixing flow type stirrer. The propeller stirrer is the representative of the axial flow type, the flat bladed disk turbine stirrer is a representative of the radial flow type, and the oblique blade turbine stirrer is a representative of the mixed flow pattern.

Finally, according to the use of the stirrer, it is divided into a low-viscosity fluid mixer and a high-viscosity fluid mixer. The stirrers used for low viscous fluids are: push-type, paddle-type, open-turbine-type, disk-turbine-type, Brummakin-type, plate-and-frame-type slurry, and three-leaf back-end type. The agitators used for highly viscous fluids are: anchor type, frame type, serrated disc type, propeller type, ribbon type, etc.

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