A polycarbonate final polymerization reactor shaft seal disassembly tool

CN224334383UActive Publication Date: 2026-06-09ZHEJIANG DINGSHENG PETROCHEMICAL ENG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZHEJIANG DINGSHENG PETROCHEMICAL ENG CO LTD
Filing Date
2025-07-22
Publication Date
2026-06-09

AI Technical Summary

Technical Problem

The existing polycarbonate final polymerization reactor shaft seal is prone to damage to the lip seal and spacer ring during disassembly, and the disassembly and assembly takes a long time, which affects production efficiency.

Method used

A disassembly fixture for the shaft seal of a polycarbonate final polymerization reactor was designed. Through the combination of a fixed base, a U-shaped movable plate, a reaction shaft body, a lip seal, a clamping plate, and a top plate, and by using the cooperation of screws and nuts, the spacer ring and lip seal can be stably disassembled and assembled, avoiding damage to the outer surface.

Benefits of technology

It enables a fast and non-destructive disassembly and assembly process, reduces the time workers spend bending over to operate, and improves production efficiency and equipment lifespan.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to polycarbonate reactor technical field, concretely relates to a kind of polycarbonate final polymerization reactor shaft seal disassembly tool, including fixed base, U-shaped movable plate, reaction shaft main body, lip seal, clamping plate, top plate and first pull plate, the U-shaped movable plate is set in the top of fixed base, the reaction shaft main body is set in the top of U-shaped movable plate, the lip seal is set in the inside of reaction shaft main body, the clamping plate is set in the inside of lip seal;Second screw is installed by the second threaded hole of top plate top, second screw can be stably connected with top plate, then second screw is penetrated first pull plate, when adjusting nut outside second screw is evenly fastened, the height of top plate changes, lip seal is slowly ejected with the spacer ring on it by top plate, it is convenient to disassemble and assemble the spacer ring and lip seal of polycarbonate final polymerization reactor shaft seal, and the outer surface of lip seal and spacer ring is not damaged in disassembly process, and the practicality is higher.
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