Cleaning Apparatus with Brush Assembly and Vacuum Intake
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Solution Overview
Problem
Existing vehicle body cleaning systems fail to effectively remove contaminants like iron particles adhered to the surface of vehicle bodies during manufacturing, leading to painting defects and reduced electrodeposition painting quality due to contactless suction methods.
Innovation Solution
A cleaning apparatus with a dual housing structure and a brush assembly that contacts the surface, using vacuum suction pressure to separate and remove contaminants through a ring-shaped air intake passageway, combined with a shock-absorbing spring for efficient contaminant removal and prevention of motor overheating.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If contactless suction method is used, then the cleaning apparatus structure is simple, but the contaminant removal effectiveness deteriorates
Solution Approach 1:
The patent introduces a brush assembly as an intermediary element between the vacuum source and contaminants. The brush physically contacts the vehicle body surface to agitate and lift adhered contaminants, making them more accessible to the vacuum suction system. This intermediary mechanical action bridges the gap between simple contactless suction and effective contaminant removal.
2Ease of operation
If intake head is spaced apart from vehicle body surface, then the cleaning apparatus avoids direct contact, but the suction effectiveness on adhered contaminants deteriorates
Solution Approach 1:
The cleaning apparatus is segmented into distinct functional zones: a brush assembly contact zone for mechanical agitation of contaminants, and a vacuum intake zone for suction removal. This segmentation allows the brush to perform close-contact contaminant loosening while the vacuum system operates with appropriate spacing for effective suction, optimizing both functions separately.
3Device complexity
If vacuum suction is applied without brush contact, then the cleaning apparatus structure is simplified, but the separation of adhered contaminants deteriorates
Solution Approach 1:
The brush assembly performs preliminary action by mechanically agitating and loosening adhered contaminants before the vacuum suction acts on them. This pre-treatment prepares the contaminants for easier removal by the vacuum system, ensuring thorough cleaning that prevents painting defects and maintains high manufacturing precision.
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 apparatus reduces the inflow of contaminants into the painting process, improves electrodeposition painting quality, and maximizes suction pressure and efficiency by utilizing all intake air for contaminant removal while preventing drive motor overheating.
Implementation Method 1
a vacuum intake unit (5) connected with the exterior housing (11)
Implementation Method 2
a shock absorbing spring (70) mounted on the housing assembly (10) and configured to elastically support the air intake member (50)
Data Source
AI summary
A cleaning apparatus is provided. The cleaning apparatus includes a housing assembly having an exterior housing connected with a vacuum intake unit and an interior housing fixed to the exterior housing at a preset interval from an interior surface of the exterior housing. A brush assembly is disposed within the interior housing and is configured to rotate by a drive motor to contact a surface of a cleaning target. An air intake member has an air intake passageway that is connected with a cavity between the exterior housing and the interior housing and is slidably coupled to the housing assembly. A shock absorbing spring is mounted on the housing assembly and is configured to elastically supports the air intake member.