具有至少一个气缸的内燃机

文档序号:23929 发布日期:2021-09-21 浏览:37次 >En<

阅读说明:本技术 具有至少一个气缸的内燃机 (Internal combustion engine with at least one cylinder ) 是由 A·泽尔克 M·克拉姆普菲尔 R·格伦德纳 于 2020-03-20 设计创作,主要内容包括:本发明涉及一种气缸盖(1),用于有至少一个自上而下的冷却系统的气缸(16)的内燃机,该气缸盖(1)包括界定中间板(4)并与燃烧室相距一定距离的第一子冷却室(2),以及界定隔热板(5)并靠近燃烧室的第二子冷却室(3),其中中间板(4)布置在第一子冷却室(2)和第二子冷却室(3)之间,且其中优选为环形的、在第一子冷却室(2)和第二子冷却室(3)之间的至少一个第一传送开口(11)布置在用于喷射或点火装置的中心接纳空间(10)的区域中,其中中心接纳空间(10)优选地相对于气缸的气缸轴线(16a)同心地形成。为了改善对具有高水平热应力的气缸盖(1)的部件的冷却,根据本发明,将第一子冷却室(2)和第二子冷却室(3)之间的至少一个第二传送开口(12a、12b、12c、12d)布置于在两个相邻的气体交换阀(7a、7b、7c、7d)之间的至少一个阀桥(8a、8b、8c、8d)的区域中。(The invention relates to a cylinder head (1) for an internal combustion engine having at least one cylinder (16) of a top-down cooling system, the cylinder head (1) comprising a first sub-cooling chamber (2) which delimits an intermediate plate (4) at a distance from a combustion chamber, and a second sub-cooling chamber (3) which delimits a heat shield (5) and is adjacent to the combustion chamber, wherein the intermediate plate (4) is arranged between the first sub-cooling chamber (2) and the second sub-cooling chamber (3), and wherein at least one first transfer opening (11), preferably annular, between the first sub-cooling chamber (2) and the second sub-cooling chamber (3) is arranged in the region of a central receiving space (10) for an injection or ignition device, wherein the central receiving space (10) is preferably formed concentrically with respect to a cylinder axis (16a) of the cylinder. In order to improve the cooling of components of the cylinder head (1) having a high level of thermal stress, according to the invention at least one second transfer opening (12a, 12b, 12c, 12d) between the first (2) and second (3) sub-cooling chambers is arranged in the region of at least one valve bridge (8a, 8b, 8c, 8d) between two adjacent gas exchange valves (7a, 7b, 7c, 7 d).)

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