2results about How to "Reduce external wiring" patented technology

This invention belongs to the technical field of switch quantity acquisition devices, specifically relating to a switch quantity acquisition and synthesis device. The invention includes an embedded monitoring host, which establishes a bidirectional data connection with the switch quantity acquisition and synthesis module through a main communication module; the embedded monitoring host receives and parses the switch signals acquired by the switch quantity acquisition and synthesis module in real time; the embedded monitoring host is connected to a display module, which dynamically displays the open / closed status and alarm status of each switch; the embedded monitoring host transmits switch fault signals to a lower-level monitoring host through the main communication module; and a data processing unit, with a built-in analog-to-digital conversion circuit and protocol conversion chip, is connected to the embedded monitoring host through the main communication module. This invention features a simple structure, convenient wiring, high integration, high reliability, good scalability, and low cost.

The utility model relates to the field of display screen installation, in particular to an auxiliary device for installing a hexagonal LED display screen. Comprising a protective shell, the protective shell is connected with a first cover plate and a second cover plate, the first cover plate and the second cover plate are provided with through grooves respectively, the second cover plate is detachably connected with a limiting plate, the limiting plate is connected with a V-shaped plate, the first cover plate is detachably connected with a heat dissipation frame, the heat dissipation frame is connected with a heat exchange plate, the heat exchange plate is provided with heat dissipation holes, and the heat exchange plate is connected with a cooling box. The cooling box is connected with a heat dissipation pipe, the heat dissipation pipe is connected with the heat exchange plate, the heat dissipation frame is connected with a fan assembly, and the first cover plate is connected with a power source installation plate and a system plate. According to the utility model, the heat can be dissipated more efficiently, the heat dissipation effect is improved, and the stable operation of the display screen is ensured.