A PCB board with low electromagnetic interference
By designing a shielding cover structure with sliding adjustable posts and threaded connections on the PCB board, the problems of inflexible shielding cover installation and unstable grounding are solved, realizing flexible electromagnetic shielding and stable grounding of the PCB board, improving anti-interference performance and maintenance convenience.
CN224356476UActive Publication Date: 2026-06-12NANJING GAOXI ELECTRONICS TECH CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- NANJING GAOXI ELECTRONICS TECH CO LTD
- Filing Date
- 2025-07-22
- Publication Date
- 2026-06-12
Smart Images
Figure CN224356476U_ABST
Abstract
The utility model relates to PCB board technical field discloses a low electromagnetic interference's PCB board, including PCB board body, the outer surface of PCB board body is connected with one upper metal sheet and one lower metal sheet together screw thread, and the top of PCB board body is connected with ground welding frame, the inner chamber both sides of upper metal sheet all are fixed with the connecting guide rail, through setting connecting guide rail in the inner chamber both sides of upper metal sheet, cooperation slidable adjusting column and shielded case, make shielded case can be above PCB board body flexible adjustment position, and through spring piece and ground welding frame contact, realize stable ground connection, and the design of screw rod and threaded sleeve block makes shielded case height adjustable, can realize directional electromagnetic shielding to different devices, effectively improve the anti -interference performance of PCB board, through the dismounting piece structure, can install or disassemble multiple adjusting column and shielded case fast, promote maintenance convenience and structure universality.
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