一种耐腐蚀涂层船舶发动机气缸头

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By designing a corrosion-resistant coating on the cylinder head of a marine engine and utilizing the combined movement of sealing and limiting components, the corrosion problem under high temperature and high pressure was solved, extending the service life of the cylinder head and improving the sealing effect.

CN224515273UActive Publication Date: 2026-07-17SUQIAN RONGYU TECH CO LTD

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Patent Information

Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner: SUQIAN RONGYU TECH CO LTD
Filing Date: 2025-07-31
Publication Date: 2026-07-17

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Abstract

本实用新型提供一种耐腐蚀涂层船舶发动机气缸头，涉及发动机气缸头技术领域，包括密封组件，密封组件包括设置于气缸头本体顶部的防护壳，防护壳的底部连接有第二轮盘，防护壳的内壁连接有密封环，第二轮盘的底部设置有密封垫，密封垫的侧面设置有第一轮盘，通过设置防护壳，从而能够对第一轮盘提供支撑，通过设置第一轮盘，从而能够控制第二轮盘进行往复旋转运动，通过设置第二轮盘，从而能够在旋转时控制密封垫的开关动作，方便对气缸头本体的螺纹连接处进行密封防护，拦截腐蚀介质的渗入，延长气缸头本体的使用寿命，通过设置密封环，从而能够进一步提高密封防护效果。

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Claims

1. A corrosion resistant coated marine engine cylinder head comprising a cylinder head body (1), characterized in that, Also includes: A sealing assembly (2) includes a protective shell (21) disposed on the top of the cylinder head body (1), a second wheel (25) connected to the bottom of the protective shell (21), a sealing ring (23) connected to the inner wall of the protective shell (21), a sealing gasket (24) disposed at the bottom of the second wheel (25), and a first wheel (22) disposed on the side of the sealing gasket (24). The limiting component (3) includes an elastic joint (32) disposed in the inner cavity of the second wheel (25).

2. A corrosion resistant coated marine engine cylinder head according to claim 1, characterized in that, The top of the second wheel (25) is provided with a guide groove (26), and a slide rod (27) is slidably connected to the inner cavity of the guide groove (26).

3. A corrosion resistant coated marine engine cylinder head according to claim 1, characterized in that, The inner wall of the first wheel (22) is connected to a connecting ring (28), and the top of the connecting ring (28) is fixedly connected to the bottom of the second wheel (25).

4. A corrosion resistant coated marine engine cylinder head according to claim 2, characterized in that, The bottom of the protective shell (21) is provided with a sliding groove (29), one end of the sliding rod (27) extends into the inner cavity of the sliding groove (29), and one end of the sliding rod (27) is slidably connected to the inner cavity of the sliding groove (29).

5. A corrosion resistant coated marine engine cylinder head as defined in claim 1 wherein, One end of the elastic joint (32) is connected to a flexible snap-fit block (31).

6. A corrosion-resistant coated marine engine cylinder head according to claim 5, characterized in that, The inner wall of the protective shell (21) is provided with a snap-fit groove (33), one end of the flexible snap-fit block (31) extends into the inner cavity of the snap-fit groove (33), and one end of the flexible snap-fit block (31) is slidably connected to the inner cavity of the snap-fit groove (33).