A device for quickly repairing and replacing the mechanical seal of a mixer

By using hydraulic jacks and guide sleeve structures on the mixer, the problem of laborious maintenance of mechanical seals in traditional mixers has been solved, achieving the effects of rapid replacement and extended service life.

CN224543709UActive Publication Date: 2026-07-24CHANGRUNFA MIXING TECH (JIANGSU) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHANGRUNFA MIXING TECH (JIANGSU) CO LTD
Filing Date
2025-08-06
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

The maintenance process of traditional mixer mechanical seals requires manual force to tighten the ejector bolts, which is laborious and causes great wear and tear on the thrust ball bearing, resulting in a short service life.

Method used

A hydraulic jack is used as the driving component. The mechanical seal is quickly lifted through the support frame and jack rod structure. The guide sleeve and copper sleeve are used to reduce friction and replace the thrust ball bearing.

Benefits of technology

It enables quick replacement of mechanical seals, saving time and effort, extending service life and reducing wear on thrust ball bearings.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224543709U_ABST
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Abstract

The utility model discloses a device of quick maintenance and replacement of mixer mechanical seal, including support frame, driving part, jacks, connecting plate, the support frame is fixed in the mixer frame outer wall, the driving part is fixed in the support frame, the jacks are connected in the driving end of driving part, the connecting plate is fixed in the jacks, the connecting plate is used for fixed connection motor speed reducer mounting panel, the driving part can with the connecting plate, motor speed reducer mounting panel upward top certain distance to make motor speed reducer rotate 90 DEG to leave overhauling space. The utility model discloses utilize the jack to realize the operation of jacking up, and replace the thrust ball bearing, save time and effort, convenient to use, long service life.
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