Handheld floor treatment device
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Solution Overview
Problem
Existing hand-held floor preparation devices are limited in mobility and versatility, as they often have restricted lateral movement due to weight distribution issues from liquid containers and lack the ability to perform both wet cleaning and polishing/grinding effectively.
Innovation Solution
A hand-guided soil cultivation device with a structurally separate suction unit, a liquid supply and intake system, and an energy source that allows for lightweight and flexible operation, enabling easy movement and the use of interchangeable tools for various cleaning tasks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If liquid containers are attached to the device itself, then wet cleaning capability is provided, but weight increases and mobility is reduced
Solution Approach 1:
The device is divided into separate functional modules: a lightweight base unit with polishing/grinding tools and a separate suction unit with liquid container. This segmentation allows the base unit to remain lightweight for easy mobility while the suction unit provides wet cleaning capability through its integrated liquid container and suction turbine.
Solution Approach 2:
A hose connects the base unit to the suction unit, serving as an intermediary that allows liquid to be transported from the floor to the container without requiring the liquid container to be attached directly to the base unit. This maintains the lightweight design while enabling wet cleaning functionality.
2Ease of operation
If wheels are provided for easy linear movement, then mobility in linear direction is improved, but lateral mobility is restricted
Solution Approach 1:
The guide part is designed with a joint mechanism that allows dynamic adjustment between linear movement (when wheels are engaged) and lateral movement (when the guide part is tilted). This enables the device to adapt its movement mode based on the operational requirements, providing both easy linear mobility and lateral accessibility.
3Device complexity
If the suction unit is integrated into the base part, then structural simplicity is achieved, but weight distribution and mobility are worsened
Solution Approach 1:
The suction unit is designed as a structurally separate unit from the base part, connected only by a hose. This segmentation keeps the base part lightweight and simple in structure, while the suction unit contains all the weighty components (suction turbine, liquid container) as a separate module that can be positioned independently.
Solution Approach 2:
The suction unit with its heavy components is extracted from the base part and positioned separately. This extraction removes the weight burden from the base part, improving mobility and weight distribution, while the hose connection maintains the functional integration of the system.
4Adaptability or versatility
If multiple tools are integrated into one device, then versatility is improved, but device complexity and weight increase
Solution Approach 1:
The base unit is designed as a universal platform that can accommodate multiple polishing and grinding tools through standardized mounting interfaces. The separate suction unit provides universal wet cleaning capability that can be applied to various floor surfaces. This modular universality achieves task versatility without requiring all functions to be integrated into a single complex structure.
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 device provides enhanced mobility and versatility by keeping the weight of the base and guide parts low, allowing for effective wet cleaning and a range of tasks like scrubbing, polishing, and grinding without the need for additional support devices, with the ability to drain liquid while in use, thus maintaining user freedom and efficiency.
Implementation Method 1
a structurally separate suction unit which comprises at least one suction turbine for taking up liquid
Data Source
AI summary
The invention relates to a hand-held soil cultivation implement comprising a base section (1) with a liquid supply (11) and a liquid intake (13), and a structurally separate suction unit containing at least one suction turbine (17). The invention further relates to a hand-held soil cultivation implement comprising a base section (1) with a bracket (5) that at least partially surrounds the base section (1) and is connected to the base section (1) via a first joint (4) adjustable in the cultivation direction (6), and further comprising a guide part (2) with a handle part (3) attached to the bracket (5).The guide part (2) has a further joint (8) at its lower end below the center but above the base part (1), about which the guide part (2) can be adjusted transversely to the machining direction (6), so that the base part (1) can be rotated by a user (P) parallel to the machining surface (B) about a vertical axis (A1) of the base part (1) by at least ±45° even when the guide part (2) is tilted.