A wireless charging device and system
CN224401224UActive Publication Date: 2026-06-23XUANCHENG LUXSHARE PRECISION IND CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- XUANCHENG LUXSHARE PRECISION IND CO LTD
- Filing Date
- 2025-05-30
- Publication Date
- 2026-06-23
AI Technical Summary
Technical Problem
Existing wireless charging systems have poor anti-interference capabilities and low detection accuracy when detecting metal objects.
Method used
By using a filter module and a resonant module connected in parallel, and the switching module maintaining a conductive state during metal detection, the number of devices involved in generating oscillation waves is reduced, simplifying the resonant cavity structure.
Benefits of technology
It enhances the anti-interference ability during metal detection and improves the accuracy of detection.
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Smart Images
Figure CN224401224U_ABST
Abstract
The utility model discloses a wireless charging device and system. The wireless charging device comprises: a filter module is connected with a first input end and a second input end, the filter module includes at least one filter capacitor, and the filter module is configured to filter the accessed alternating current, a resonance module is connected in parallel with the filter capacitor, the resonance module includes a resonance capacitor and a resonance inductor connected in series, and the resonance module is configured to generate an oscillation wave based on the filtered alternating current, a first end of a switch module is connected between the resonance capacitor and the filter capacitor, a second end of the switch module is connected with the resonance inductor, and the switch module is configured to maintain a conduction state when detecting a metal object. By adopting the above scheme, the anti-interference capability during the detection of the metal object is improved, and the accuracy of the detection of the metal object is improved.
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