Vertical Hydraulic Unit Layout for Small Footprint and Low Vibration
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Solution Overview
Problem
Conventional hydraulic units have a large footprint, are structurally inflexible, costly, and difficult to service, with vibration issues leading to undesirable sound emissions, making them unsuitable for modern factory workshops that require compact, adaptable, and modular systems.
Innovation Solution
A hydraulic unit with a vertically oriented design, where the fluid supply and controller regions are stacked, reducing the footprint, and incorporating a flow-optimized hydraulic tank and integrated drive technology, along with a polymer concrete base for vibration damping and sound reduction, facilitating modular design and easy serviceability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If a conventional horizontal design is used for hydraulic units, then the structural stability is improved, but the footprint area increases
Solution Approach 1:
The patent transitions from a horizontal arrangement to a vertical stacking configuration, utilizing the vertical dimension to reduce the horizontal footprint. The hydraulic tank, pump subassembly, and controller are arranged vertically one above another, converting a 2D horizontal layout into a 3D vertical structure that occupies less floor space while maintaining structural integrity
2Device complexity
If the hydraulic tank bears additional components/subassemblies, then the device integration is improved, but the vibration and sound emissions increase
Solution Approach 1:
The patent extracts the pump subassembly from the hydraulic tank structure, placing it in a separate vertical position above the tank. This separation removes the source of vibration and sound emissions from the tank, allowing the tank to serve its primary containment function without bearing additional dynamic components that generate harmful vibrations and noise
3Device complexity
If components/subassemblies are mechanically assembled in series, then the structural simplicity is improved, but the serviceability deteriorates
Solution Approach 1:
The patent segments the hydraulic unit into distinct vertically stacked modules: the hydraulic tank at the bottom, the pump subassembly in the middle, and the controller at the top. Each module can be independently accessed, removed, or serviced without disassembling the entire system, improving serviceability while maintaining a simple overall structure through vertical stacking
4Use of energy by moving object
If the hydraulic tank is designed for flow optimization, then the energy efficiency is improved, but the manufacturing complexity increases
Solution Approach 1:
The patent employs flow-optimized geometries in the hydraulic tank design, utilizing curved surfaces and optimized flow paths to reduce turbulence and improve hydraulic efficiency. The tank features smoothly contoured transitions and aerodynamic-like shaping that enhance fluid flow characteristics while remaining manufacturable using standard fabrication processes
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 solution results in a compact, adaptable, and cost-effective hydraulic unit with reduced emissions and improved serviceability, suitable for modern factory applications, while maintaining high energy efficiency and minimizing sound interference.
Implementation Method 1
a polymer concrete base for vibration damping and sound reduction
Data Source
AI summary
A hydraulic unit having a housing includes a tank and a pump arranged adjacent to one another in a fluid supply region, and a controller region is arranged thereabove. Since the pump is embodied in an upright design, a compact hydraulic unit with a small footprint is implemented.