Mechanical seal structure of front pump

By introducing a combination structure of connecting pipe, insert, slot, sealing groove and sealing ring into the pre-pump, combined with components such as flange, fixing plate and screw, the problem of unstable sealing structure of pre-pump is solved, and the sealing performance and stability of the inlet pipe are improved.

CN224550423UActive Publication Date: 2026-07-24ZIGONG KE YU SEAL SCI & TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZIGONG KE YU SEAL SCI & TECH CO LTD
Filing Date
2025-08-04
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

The existing pre-pump has poor sealing stability, and water leakage is prone to occur at the inlet pipe connection.

Method used

It adopts a combination structure of connecting pipe, insert, slot, sealing groove and sealing ring, combined with components such as flange, fixing plate, screw and water outlet to enhance the sealing and stability of water inlet pipe.

Benefits of technology

It effectively improves the sealing performance of the water inlet pipe, prevents water leakage, and enhances the stability and fixation of the device.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224550423U_ABST
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Abstract

The utility model discloses a kind of mechanical seal structure of front pump in the technical field of front pump, including mounting seat and motor, the one end of mounting seat is equipped with motor, motor and mounting seat are fixed by screw, the output end of motor is equipped with rotating shaft, the one end of rotating shaft is equipped with shell, the one end of shell is equipped with water inlet pipe, the one end of water inlet pipe is equipped with connecting pipe, the one end of connecting pipe is equipped with spigot, the one end of water inlet pipe is equipped with insertion slot, spigot and insertion slot are fixed by inserting, the inner wall of insertion slot is embedded with sealing groove, the surface of spigot is equipped with sealing ring, sealing ring is embedded in the inside of sealing groove, by the connecting pipe, spigot, insertion slot, sealing groove and sealing ring being equipped, the sealing property of water inlet pipe place can be effectively improved, spigot is inserted into the inside of insertion slot, sealing ring is embedded in the inside of sealing groove, the sealing property of the structure is effectively improved, avoid the phenomenon of water seepage at water inlet pipe place.
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