Waterproof LED display screen

By setting up mutually coordinating grooves and boss structures on the bottom plate and the edges of the frame of the LED display, and setting a sealing ring and air cushion ring between the glass plate and the outer frame, the problem of degradation of waterproof performance after long-term use is solved, achieving higher waterproof performance and water leakage prevention effect.

CN222672556UActive Publication Date: 2025-03-25BEIJING TAIJI PENGFA ELECTRONIC TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202421372149.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-17
Publication Date
2025-03-25
Estimated Expiration
2034-06-17

AI Technical Summary

Technical Problem

After a long time of use, the existing LED display screen expands and contracts in an alternate environment of hot and cold, resulting in a gap between the bottom plate and the display screen body, reducing waterproof performance.

Method used

By setting up mutually coordinating grooves and boss structures on the edges of the bottom plate and the frame, the edges of the frame are snapped into the bottom plate and then connected by screws, and a sealing ring and an air cushion ring are provided between the glass plate and the outer frame to form an air-sealing structure to avoid water leakage.

Benefits of technology

It effectively avoids the problem of waterproof performance reduction caused by long-term use, improves the waterproof performance of the LED display and prevents water leakage.

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Abstract

The utility model discloses a waterproof light-emitting diode (LED) display screen, which relates to the field of LED display screens and comprises a bottom plate, a display screen body is arranged in the bottom plate, a first groove is arranged at the edge of the bottom plate, a frame is clamped in the first groove, the edge of the frame protrudes downwards to form a first boss matched with the first groove, and the first boss is arranged on the bottom plate. The inner wall of the first boss of the frame is recessed to form a second groove, a plurality of screws are connected in the second groove towards the direction of the bottom plate, an outer frame is clamped in the second groove, a second boss matched with the second groove is arranged on the bottom face of the outer frame in a protruding mode, and a glass plate is attached to the center of the frame. The bottom face of the top of the outer frame makes contact with the top face of the glass plate. According to the LED display screen, the groove and the boss which are matched with each other are arranged on the edges of the bottom plate and the frame, the edge of the frame is clamped into the bottom plate and then is connected through the screws, and the situation that the LED display screen leaks water after being used for a long time is effectively avoided.
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