Portable Flushing Module for Compact Hydraulic Fluid Replacement
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Solution Overview
Problem
Self-contained hydraulic drives face challenges in comfortably cleaning and replacing hydraulic medium due to their compact design, which makes fluid replacement difficult and inefficient.
Innovation Solution
A portable flushing module with a pump, shutoff valves, and a housing that includes recesses for hydraulic fluid containers, allowing for easy transportation and operation, including bypass filtering and fluid replacement modes, to improve the quality and operational life of hydraulic drives.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If self-contained hydraulic drives use compact design, then power density and robustness are improved, but hydraulic medium replacement becomes difficult
Solution Approach 1:
The hydraulic drive system is divided into separable components: the self-contained hydraulic cylinder and the portable flushing module. The flushing module can be connected to the hydraulic cylinder via quick couplings, allowing the hydraulic medium to be flushed and replaced without disassembling the compact hydraulic drive itself. This segmentation enables easy maintenance while preserving the compact design.
Solution Approach 2:
A portable flushing module serves as an intermediary device between the hydraulic medium source and the compact hydraulic drive. This external flushing module contains the pump, filters, and fluid containers, allowing hydraulic medium replacement without requiring the drive itself to have these complex components integrated, thus maintaining compactness while enabling easy fluid replacement.
2Reliability
If hydraulic drives are completely pre-assembled and filled with hydraulic fluid, then operational readiness is improved, but future fluid replacement becomes complex
Solution Approach 1:
The hydraulic drive is pre-filled with hydraulic fluid and sealed at the factory, ensuring operational readiness upon delivery. For future maintenance, the portable flushing module is connected via quick couplings to perform fluid replacement without requiring complex disassembly. The flushing module is prepared in advance with filters and fluid containers, simplifying the maintenance process while preserving the sealed, pre-assembled design.
Solution Approach 2:
The portable flushing module is designed to be self-contained with all necessary components (pump, filters, fluid containers, quick couplings) required for hydraulic medium replacement. This allows maintenance personnel to perform fluid replacement independently without requiring complex factory equipment or extensive disassembly of the hydraulic drive, thus keeping the original pre-assembled design intact while enabling easy maintenance.
3Ease of operation
If a portable flushing module is designed for easy transportation, then handling is simplified, but accommodation of all required parts becomes challenging
Solution Approach 1:
The portable flushing module is designed with nested components: the pump, filters, and control elements are integrated within a compact housing. The hydraulic fluid containers are designed to be accommodated within or alongside the module structure. Quick couplings and hoses are stored in integrated receptacles on the module, allowing all required parts to be contained within a portable unit that can be easily transported by two persons.
Solution Approach 2:
Multiple functions are merged into the portable flushing module: the pump, filters, fluid containers, quick couplings, and control elements are all integrated into a single portable unit. This consolidation eliminates the need for separate tools and equipment, allowing all hydraulic medium replacement components to be accommodated in one compact, transportable module that simplifies handling while containing all necessary parts.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The portable flushing module simplifies the process of cleaning and replacing hydraulic fluid, enhancing the operational life of self-contained hydraulic drives by allowing for efficient fluid management and maintenance, even in compact spaces.
Implementation Method 1
The flushing module has a motor-pump assembly 13 comprising a pump 17
Implementation Method 2
A filter 31 is arranged in the supply line 42
Data Source
AI summary
A flushing module for hydraulic drives, in particular for self-contained drives, for cleaning and/or replacing hydraulic medium. The flushing module has a pump and at least one shutoff valve and a housing. The flushing module is portable.