Anti-splash Cleaning Gun Pneumatic Jet Mechanism

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Solution Overview

Problem

Conventional cleaning machines for mechanical parts lack the capability to provide cleaning liquids with impact pressure, which is essential for effectively cleaning surfaces, especially in automobile maintenance, where different materials and environments require varied cleaning conditions.

Innovation Solution

An anti-splash cleaning machine with a cleaning liquid tank equipped with an electric heating element and a cleaning gun that combines compressed air with cleaning liquid to create a high-speed, impactful washing flow, featuring a connecting rod mechanism for the box cover and a control panel for temperature adjustment, ensuring efficient and splash-free cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If conventional electric water pump or pneumatic water pump is used to supply cleaning liquid, then the cleaning machine is simple in structure and easy to operate, but the cleaning liquid has no impact pressure and cannot effectively clean the surface of mechanical parts

Engineering Contradiction:
Improveimpact pressure of cleaning liquidVSAvoidstructure complexity
Core Design Contradiction:
ForceVSDevice complexity

Solution Approach 1:

The patent uses compressed air (pneumatics) to drive the cleaning liquid through a nozzle, creating a high-velocity jet with impact pressure. The compressed air system replaces conventional water pumps and provides the necessary force to propel cleaning liquid at high speed onto mechanical parts, effectively resolving the contradiction between achieving impact pressure and maintaining structural simplicity.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Productivity

If cleaning liquid is sprayed without compression, then the operation is simple and energy consumption is low, but the cleaning effectiveness on stains and oils is insufficient

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidenergy consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The patent employs periodic compressed air bursts to propel cleaning liquid in pulses rather than continuous flow. This periodic action creates high-impact jets that effectively remove stains and oils while minimizing overall energy consumption compared to continuous high-pressure systems. The intermittent nature of the compressed air supply maintains cleaning effectiveness while reducing energy usage.

Inventive Principle:
Principle #19Periodic action

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 machine effectively uses compressed air to introduce cleaning liquids at different pressures, quickly removing stains and oils, conserving cleaning liquid, preventing contamination, and allowing for labor-saving operations while adjusting to various cleaning conditions, achieving efficient and energy-saving cleaning.

Implementation Method 1

an electric heating element is arranged in the cleaning liquid tank

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

the air flow channel and the liquid flow channel converge into the mixed flow channel, so that a compressed air enters through the air flow channel, the cleaning liquid is ejected into the fluid flow channel, and then they are sprayed together out of the mixed flow channel

Methodology Applied
Scientific EffectCompressed air flow: Compression

Data Source

PatentEP3195943B1Anti-splash cleaning machine
Publication Date: 2021.09.15 ZHEJIANG YONGKANG XIEHENG IND CO LTD
  • EP3195943B1 patent drawingFigure 1
  • EP3195943B1 patent drawingFigure 2
  • EP3195943B1 patent drawingFigure 3

AI summary

Anti-splash cleaning machine comprising a cleaning box body (1) equipped with a box cover (2), a cleaning space is provided to receive parts to be cleaned. The machine further comprises a cleaning liquid tank (3), and a cleaning gun (5) comprising a cleaning liquid inlet (58), a compressed air inlet (57) and a cleaning gun body (51), a liquid suction pipe fitting (55) for connecting the cleaning liquid tank (3) to the cleaning liquid inlet (58) of the cleaning gun (5), and a liquid discharge pipe fitting for connecting the cleaning liquid tank (3) to the liquid outlet (15) of the cleaning box body (1). The cleaning gun body (51) is provided with an air flow channel (53), a liquid flow channel (52) and a mixed flow channel (54), the air flow channel (53) and the liquid flow channel (52) converging into the mixed flow channel (54).