Electric Cleaning Brush With Rotating Head For Corner Access

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Solution Overview

Problem

Existing electric cleaning brushes with a T-shaped perpendicular structure are not effective for cleaning corner positions, such as wall corners, due to their limited angular range of motion.

Innovation Solution

An electric cleaning brush design featuring a body with a battery and drive motor, a detachable brush neck with a transmission shaft and gear system, and a brush head that can rotate through 360°, allowing for effective cleaning of corner positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the brush head and handle are disposed in a T-shaped perpendicular structure with direct motor connection, then the structure is simple, but the cleaning capability for corner positions is poor

Engineering Contradiction:
ImprovestructureVSAvoidcleaning capability for corner positions
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The brush head is made dynamically adjustable through a rotation mechanism that allows it to change its angular position relative to the handle. The rotation module enables the brush head to rotate around the longitudinal axis of the handle, transforming the fixed T-shaped structure into a dynamic system that can adapt to different cleaning scenarios, particularly corner positions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention adds a rotational dimension to the traditional T-shaped structure. By introducing the rotation module that allows the brush head to rotate around the handle's longitudinal axis, the system transitions from a two-dimensional fixed orientation to a three-dimensional adjustable configuration, enabling access to corner positions that were previously unreachable.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Device complexity

If the brush head is limited to reciprocating swings within a certain angle range, then the structure is simple, but the cleaning efficiency for corner positions is reduced

Engineering Contradiction:
ImprovestructureVSAvoidcleaning efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The rotation module introduces dynamic adjustability to the brush head orientation. Users can rotate the brush head to different angular positions and lock it in place, enabling the brush to reach corner positions that require orientations beyond the limited reciprocating swing range of traditional designs.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes the angular parameter of the brush head orientation from a fixed limited range to an adjustable multi-position configuration. The rotation module allows the brush head to achieve various angular positions around the handle's longitudinal axis, expanding the operational parameter space for effective corner cleaning.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250040690A1Electric cleaning brush
Publication Date: 2025.02.06 SHENZHEN ZHIXINDA TECH CO LTD
  • US20250040690A1 patent drawing
  • US20250040690A1 patent drawing
  • US20250040690A1 patent drawing

AI summary

An electric cleaning brush includes a body, a brush neck and a brush head. A battery and a drive motor are disposed in the body, and the battery is configured to supply power to the drive motor. The brush neck is detachably connected to the body, a transmission shaft is rotatably mounted in the brush neck along a first direction, one end of the transmission shaft is connected to an output end of the drive motor, and the other end of the transmission shaft is provided with a driving gear. A driving gear is rotatably disposed in the brush neck and is configured to rotate axially in a second direction, the first direction intersects the second direction, and the driving gear meshes with the driven gear. The brush head is connected to the driven gear, and the drive motor can drive the brush head to rotate.