一种用金属环片密封高压燃气的石墨气缸盖垫片制造技术

本实用新型专利技术涉及一种用金属环片密封高压燃气的石墨气缸盖垫片，主要包括垫体，垫体上设有燃烧室孔、水孔、油孔、螺孔和挺柱孔，燃烧室孔边缘的上下面设有上金属补强片和下金属补强片，螺孔的边缘设有密封带Ｉ，油孔的边缘设有护圈。所述上金属补强片和下金属补强片之间嵌有密封环，缸口护圈包裹住上金属补强片、密封环和下金属补强片。所述密封带Ｉ通过相互搭接配合铆片和护圈固定，铆片的一侧成弯勾形，将垫体包裹住。所述垫体由石墨金属复合板构成的，采用无石棉材料。本实用新型专利技术有益的效果是：本实用新型专利技术与已有技术相比，设计独特、结构合理、性能可靠、密封效果好、使用寿命长、有利环境保护，极大地提高了发动机的可靠性和耐久性。（*该技术在2019年保护过期，可自由使用*）

Graphite cylinder cover gasket for sealing high pressure gas with metal ring piece

The utility model relates to a graphite cylinder sealing high pressure gas with metal ring cover gasket, mainly comprises a pad body, the pad body is provided with a combustion chamber hole, hole, hole, screw and tappet hole, hole on the edge of the combustion chamber is arranged below the metal reinforcing sheet and metal reinforcing sheet, screw the sealing strip is arranged on the edge of I, the oil hole is arranged on the edge of the retainer. The sealing ring is embedded between the upper and lower metal reinforcing sheet metal reinforcing sheet, cylinder retainer wrap the metal reinforcing piece, the sealing ring and the metal reinforcing sheet. The seal with I rivet plate and retainer is fixed by overlapping with one side riveting piece into hook shape, the cushion body wrap. The cushion body is composed of a graphite metal composite plate and adopts asbestos free material. The utility model has the advantages that: compared with the prior art, unique design, reasonable structure, reliable performance, good sealing effect, long service life, good environmental protection, greatly improves the reliability and durability of the engine.

【技术实现步骤摘要】

【技术保护点】
一种用金属环片密封高压燃气的石墨气缸盖垫片，主要包括垫体（１），其特征在于：垫体（１）上设有燃烧室孔（２）、水孔（３）、油孔（４）、螺孔（５）和挺柱孔（６），燃烧室孔（２）边缘的上下面设有上金属补强片（９）和下金属补强片（１０），螺孔（５）的边缘设有密封带Ⅰ（１１），油孔（４）的边缘设有护圈（１３）。

【技术特征摘要】

【专利技术属性】
技术研发人员：苗文旱，刘振家，黄效桂，应军，童小敏，李样平，季伟枫，叶勤，王永刚，周光林，王珊，张颖，余文学，
申请(专利权)人：杭州内燃机缸垫有限公司，
类型：实用新型
国别省市：86[中国|杭州]