Piston slow pressure buildup assembly for hydraulic systems

CN224693679UActive Publication Date: 2026-08-28YANTAI ZHONGYU AEROHYDRAULIC
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Patent Information

Application Number
CN202522248719.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-24
Publication Date
2026-08-28
Estimated Expiration
2035-10-24

AI Technical Summary

Technical Problem

本实用新型的设计过程中发现现有技术存在如下问题:现有的液压系统活塞组件,在油泵启动的瞬间,压力油会毫无缓冲地直接冲击系统回路,导致压力骤升、产生剧烈压力冲击,这种突然的暴力加载,不仅会产生巨大的噪音和振动,更会严重损害管路及执行元件的寿命,甚至导致系统瞬时失效

Benefits of technology

[0005]本实用新型的有益效果为:通过向油腔内注入液压油,推动推杆向前移动,使得活动堵头向前移动,不断改变活动堵头与调节腔的贴合位置,达到装置在使用时改变液压油的推送量,达到缓慢升压的效果,提升了装置的实用性。

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Abstract

The utility model relates to the technical field of pressure increasing assembly, especially for hydraulic system piston type slow pressure increasing assembly, including device frame, the inside of device frame is equipped with pressurizing component, the inside of device frame is equipped with adjusting component, pressurizing component includes push disc, the front side end fixed mounting of push disc has push rod, the outer surface fixed mounting of push rod has movable plug, the outer surface of movable plug is equipped with the oil tank of passing through, adjusting component includes adjusting cavity, the inside of adjusting cavity is equipped with a plurality of adjusting grooves, and the both ends section area of adjusting groove is different, and gradually becomes bigger from left to right. The device can inject hydraulic oil into the oil cavity, push the push rod to move forward, make movable plug move forward, change the fit position of movable plug and adjusting cavity constantly, change the flow area, change the push amount of hydraulic oil when the device is used, reach the effect that slow pressure increases, improve the practicality of device.
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