A fully waterproof motor battery pack assembly

CN224366972UActive Publication Date: 2026-06-16NINGBO HAOJIA ELECTRICAL APPLIANCES CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NINGBO HAOJIA ELECTRICAL APPLIANCES CO LTD
Filing Date
2025-06-11
Publication Date
2026-06-16

AI Technical Summary

Technical Problem

Existing floor scrubbers and other cleaning equipment are at high risk of damage due to water and dust ingress into lithium batteries and PCB boards when exposed to water for extended periods.

Method used

The battery pack assembly employs a combination of sealing silicone plates, double-stop structures, and foam cotton for sealing, along with screws and clips, to form a multi-layer seal and ensure the battery pack assembly's waterproofness.

🎯Benefits of technology

It effectively prevents moisture and dust from entering the battery pack, improving the battery pack's waterproof and dustproof performance and reducing the risk of equipment failure.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224366972U_ABST
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Abstract

The utility model discloses a kind of completely waterproof motor battery pack assemblies, comprising: fan upper cover;Battery compartment, connected with fan upper cover;Battery core, is located in battery compartment;PCB box, cooperate with battery compartment;PCB board, is located in PCB box;PCB cover, cooperate with PCB box;Sealing silica gel plate is equipped between PCB box and battery compartment, PCB box body is equipped with multiple buckling members, battery compartment is equipped with the limiting clamping member matched with buckling member, sealing silica gel plate upper surface and PCB box bottom are pasted, sealing silica gel plate lower surface and battery compartment top are pasted, PCB box is equipped with screw, battery compartment is equipped with the screw hole matched with screw.
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