Handheld cleaning device
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Solution Overview
Problem
Existing handheld cleaning devices for hard, smooth surfaces are inconvenient when cleaning dry surfaces, as they require users to apply water and change grip positions, leading to discomfort and increased risk of dropping the device.
Innovation Solution
A handheld cleaning device with a rotatable cleaning head that allows users to switch between a suction nozzle and a cleaning accessory without changing their grip, featuring a locking mechanism and integrated fluid tank for comfortable operation and efficient fluid management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the spray nozzle and suction nozzle are mounted on different sides of the cleaning device, then the cleaning device can perform both spraying and suction functions, but the user has to turn the whole cleaning device around to use the suction nozzle, making the handle awkward and uncomfortable to grip
Solution Approach 1:
The cleaning device is segmented into a fixed handle portion and a rotatable cleaning head portion. The cleaning head can be rotated independently to position either the spray nozzle or suction nozzle on the side facing the user, while the handle remains stationary in the user's grip. This segmentation allows both functions to be accessible without requiring the user to reposition their grip or turn the entire device.
2Adaptability or versatility
If the user must change grip position to use different cleaning functions, then the device can be operated in different modes, but the user is more likely to drop the handheld cleaning device and operation becomes inconvenient
Solution Approach 1:
The cleaning head is designed with rotational capability, allowing it to dynamically change its orientation while the handle remains stationary in the user's hand. This dynamic adjustment enables the user to switch between spray and suction modes by rotating the cleaning head rather than changing grip position, maintaining device stability and reducing the risk of dropping the device.
3Quantity of substance
If the cleaning device requires the user to put it down to apply water to the surface, then water application is possible, but operation becomes inconvenient especially when working at height
Solution Approach 1:
The spray nozzle function is integrated into the cleaning head that remains attached to the handle during operation. The user can spray water onto the surface by actuating the spray nozzle while maintaining their grip on the handle, eliminating the need to put the device down. This merging of water application capability with the handheld operation allows continuous, convenient use especially when working at height.
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
Enables comfortable and efficient cleaning of both dry and wet surfaces by allowing users to rotate the cleaning head between suction and accessory modes without repositioning, reducing the likelihood of dropping the device and improving operational convenience.
Implementation Method 1
a motor-fan assembly for generating an air flow
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
A handheld cleaning device 10 comprising a housing 12 having a handle for gripping the device 20; a motor-fan assembly 32 for generating an air flow; a cleaning head 18 comprising a suction nozzle 16 in fluid communication with the motor-fan assembly 32 and a cleaning accessory 52 mounted on the cleaning head 18; and a fluid tank 14 in fluid communication with the suction nozzle 16 and the motor-fan assembly 32 for receiving fluid from the suction nozzle 16 in the air flow; wherein the cleaning head 18 is rotatably mounted on the housing 12 and the cleaning head 18 is rotatable about a longitudinal axis of the housing 12 between a first position in which the suction nozzle 16 is in an operable position and a second position in which the cleaning accessory 52 is in an operable position.