Hydraulic Damper Reservoir Baffle for Bubble-Free Oil Control
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Solution Overview
Problem
The hydraulic damping device faces challenges in preventing bubble mixing into the liquid due to surface ruffling, which is exacerbated by separate disturbance prevention members that may move during operation, hindering their effectiveness.
Innovation Solution
A hydraulic damping device design incorporating a cylinder unit, a liquid reservoir, a partitioning unit, and a separate disturbance prevention member with a restricting part to prevent movement, ensuring reliable prevention of bubble mixing by stabilizing the liquid surface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If a separate disturbance prevention member is used to prevent liquid surface ruffling, then the liquid surface stability is improved, but the disturbance prevention member may move during operation reducing its effectiveness
Solution Approach 1:
The disturbance prevention member is integrated with the cylinder structure, merging two previously separate components. The protrusion of the disturbance prevention member extends into the liquid reservoir and is structurally connected to the cylinder, ensuring it cannot move independently during operation while maintaining its liquid surface stabilizing function.
2Object-affected harmful factors
If a disturbance prevention member is provided separately from the cylinder, then the liquid surface disturbance is reduced, but the member may move during operation hindering its effectiveness
Solution Approach 1:
The disturbance prevention member is merged with the cylinder as an integrated structure. The protrusion extending into the liquid reservoir is structurally connected to the cylinder body, eliminating independent movement while maintaining its ability to prevent liquid surface disturbance and bubble formation.
Solution Approach 2:
The disturbance prevention member is designed with a protrusion that extends into the liquid reservoir in advance, creating a physical barrier before liquid surface disturbance can occur. This preliminary positioning prevents ruffling and bubble mixing at the source.
Data Source
AI summary
This hydraulic damping device comprises a cylinder for containing oil; a reservoir chamber R which is provided in the outer part of the cylinder and in which liquid accumulates; a piston provided so as to be axially movable within the cylinder and dividing the space within the cylinder into a first oil chamber and a second oil chamber, which contain oil; a baffle member provided as a separate element from the cylinder, the baffle member having a body which is provided in the reservoir chamber R, and also having a protrusion which protrudes from the body, the baffle member preventing the waving of the surface of oil in the reservoir chamber R; and a limiting section (first section to be held) provided to the baffle member and limiting the movement of the baffle member on both one side and the other side in the axial direction.


