Cylinder head gasket and vehicle
CN224693464UActive Publication Date: 2026-08-28ZHEJIANG GEELY HLDG GRP CO LTD +2
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Patent Information
- Application Number
- CN202522013875.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-19
- Publication Date
- 2026-08-28
- Estimated Expiration
- 2035-09-19
AI Technical Summary
Technical Problem
[0002]目前随着发动机甲醇燃料的推广应用,对发动机提出了更高的寿命要求,常规设计的气缸垫在使用过程中存在疲劳开裂,密封失效的问题,导致常规设计的气缸垫难以满足现有发动机的寿命要求
Benefits of technology
通过中间功能层间隔第一层组和第二层组,当第一层组中的第一功能层通过第一过孔进行注胶时,中间功能层对胶水进行止挡,使得胶水的移动方向改变,胶水更易渗入至第一功能层与中间功能层之间;同理,当第二层组中的第二功能层通过第二过孔进行注胶时,中间功能层对胶水进行止挡,使得胶水更易渗入至第二功能层与中间功能层之间,从而增加气缸垫整体的连接可靠性及密封性能。
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Figure CN224693464U_ABST
Abstract
The utility model discloses a cylinder gasket and vehicle, wherein, cylinder gasket includes first layer group, intermediate function layer and second layer group who are sequentially laminated along the first direction, first layer group includes at least one first function layer, and first function layer has the first via hole who is through along the first direction, and the first via hole is used for the glue water flow into, second layer group includes at least one second function layer, and second function layer has the second via hole who is through along the first direction, and the second via hole is used for the glue water flow into, and intermediate function layer is spaced between first layer group and second layer group, so that the depth of all first via hole and all second via hole is limited, and in the glue injection process, intermediate function layer stops the glue in first via hole and stops the glue in second via hole, to change the flow direction of the glue in first via hole, so that the glue is more easily flowed into the gap between two function layers, thereby can improve the sealing performance of cylinder gasket. The utility model is applied to the vehicle technical field.
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