Window cleaning robot

By designing through holes, flow channels, and a posture adjustment system in the squeegee section of the window cleaning robot, combined with a liquid extraction system and a liquid separation structure, the problem of secondary pollution caused by cleaning liquid dripping is solved, achieving efficient liquid recovery and cleaning effect.

CN224441213UActive Publication Date: 2026-07-03GUANGZHOU HAOQIN ROBOT TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
GUANGZHOU HAOQIN ROBOT TECHNOLOGY CO LTD
Filing Date
2025-06-25
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

Existing window cleaning robots with squeegees tend to cause cleaning liquid to fall quickly and drip everywhere due to gravity, resulting in secondary pollution and a poor user experience.

Method used

Design a window cleaning robot with a squeegee having through holes. The squeegee collects the scraped liquid into a wastewater tank through a flow channel. The robot's posture is dynamically adjusted using an attitude adjustment system and a liquid extraction system. Combined with a liquid-separating structure, the liquid is prevented from flowing back, thus achieving effective liquid recovery.

Benefits of technology

It effectively avoids the dripping of cleaning liquid on the window surface and secondary pollution, improving cleaning efficiency and user experience.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model relates to a window cleaning robot, comprising: a main body configured to adhere to and move along the surface to be cleaned; a squeegee located on one side of the main body in the direction of travel, the squeegee having a squeegee surface for squeegeeing liquid from the surface to be cleaned, and a through hole on the squeegee surface; a wastewater tank located on the main body, the wastewater tank having a liquid inlet; and a flow channel connecting the liquid inlet and the through hole; wherein, when the main body is in the squeegee working posture, the liquid inlet is located in the direction of gravity downwards from the through hole. The window cleaning robot provided by this utility model uses the through hole on the squeegee surface as a liquid recovery inlet, allowing the scraped cleaning liquid to flow into the wastewater tank by gravity through the flow channel, achieving wastewater recovery and preventing liquid from freely flowing along the window surface or dripping into the gaps in the window frame, causing secondary pollution and improving overall cleaning efficiency.
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