A rotating body for high-pressure water jet

By employing an external sealing structure and pressure-holding design in the high-pressure water jet rotating body, the problems of easy wear and leakage of seals are solved, achieving longer service life, low-cost maintenance, and efficient operation.

CN122401289APending Publication Date: 2026-07-17上海海桓科技有限公司 +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
上海海桓科技有限公司
Filing Date
2026-04-23
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The seals of existing high-pressure water jet rotating bodies are prone to wear, have a short lifespan, high maintenance costs, and leakage problems, which affect the stable operation and efficiency of the equipment.

Method used

A high-pressure water jet rotating body was designed, which adopts an external sealing structure, including a first oil seal in the housing mounting groove and a second oil seal in the housing chamber. Combined with the pressure-holding design of the bushing and the center pin, direct contact between the seal and the bearing is avoided, simplifying the replacement process.

Benefits of technology

It extends the service life of seals, reduces maintenance difficulty and cost, improves equipment operating efficiency and energy utilization, and reduces leakage.

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Abstract

本发明提供一种高压水射流用的旋转体,包括壳体、密封端盖、旋转组件、减速组件及若干个轴承,密封端盖设置在壳体的端部,且密封端盖与壳体的内部形成壳体腔室;旋转组件可转动的设置在壳体腔室中,且旋转组件贯穿壳体远离密封端盖的端部;减速组件及若干个轴承均设置在旋转组件外周面与壳体腔室的内壁面之间;密封端盖与壳体腔室之间设置有第二油封,第二油封对壳体腔室的一端进行密封;壳体远离密封端盖的端部开设有壳体安装槽,壳体安装槽中设置有第一油封,第一油封对壳体腔室的另一端进行密封。本发明便于更换拆卸第一油封,无需像现有技术中需要拆解整机,降低了对维修人员的技术要求,现场维护时间短,提高了工作效率。
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Citation Information

Patent Citations

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