Electric vacuum cleaner device
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Solution Overview
Problem
Conventional electric vacuum cleaners require user operation to connect dust containers, which is cumbersome and increases the weight of the cleaner body when a motor is used for air passage control, compromising convenience.
Innovation Solution
An electric vacuum cleaner system where the station, rather than the cleaner body, includes a drive source to open and close the dust container lids and air passages, using a coupler and cam mechanism for power transmission, allowing for automatic dust transfer without adding weight or user effort.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If a drive source such as a motor is mounted on the cleaner body to open and close air passages and switch between dust containers, then the air passage switching is automated, but the weight of the cleaner body increases
Solution Approach 1:
The drive source is extracted from the cleaner body and relocated to the charging station. The station's drive source operates a power transmission mechanism that connects to the cleaner body only when docked, eliminating the need to carry the motor during cleaning operations while still achieving automated air passage switching.
Solution Approach 2:
A power transmission mechanism acts as an intermediary between the station's drive source and the cleaner body's air passage components. This mechanism transmits driving force only when the cleaner is docked at the station, enabling automated operation without permanently attaching the motor to the cleaner body.
2Extent of automation
If a drive source is mounted on the cleaner body for dust container operation, then dust transfer is automated, but the ease of handling decreases
Solution Approach 1:
The drive source is removed from the cleaner body and placed in the charging station. The cleaner body becomes lighter and easier to handle during cleaning operations, while the automated dust transfer function is still achieved through the station's drive source and power transmission mechanism when docked.
3Device complexity
If manual operation is required to push the push button for connecting dust containers, then no additional drive source is needed, but the user burden increases
Solution Approach 1:
The system provides self-service automation where the station's drive source automatically operates the air passage switching and dust container connection without requiring user intervention. The user simply needs to dock the cleaner at the station, and the system handles the remaining operations automatically.
Data Source
AI summary
A vacuum cleaner includes a primary dust container that includes a container body, the container body delineating a dust collecting chamber that accumulates dust sucked into the vacuum cleaner and including a waste outlet that discharges the dust accumulated in the dust collecting chamber, the primary dust container also including a waste-outlet lid that opens and closes the waste outlet. A station includes a secondary dust container that accumulates the dust discharged from the primary dust container, and a driving source that generates opening driving force and closing driving force for the waste outlet. The electric vacuum cleaner generates a driving force for opening and closing an air passage connecting a primary dust container and a secondary dust container, without impairing convenience of a vacuum cleaner.


