| abstract |
The utility model discloses a kind of integral type npp safety grade display devices, device includes rear panel, pressing plate below plate below is set, rear panel and front panel are fixedly connected into shell, the back side of pressing plate is provided with main process task circuit board, screen assembly is additionally provided with below pressing plate, the inside of plate in front is arranged in screen assembly, and it is fixed between front panel by the third resilient cushion of the second resilient cushion of at least one piece Z-direction and an X, Y-direction, pressing plate is pressed on screen assembly by pressing device, and the resilient cushion and conductive rubber is enable to generate flexible deformation.The device can with powerful anti-vibration, heat dissipation, electromagnetic shielding ability simultaneously, solve the problems, such as that existing display device functionalities are single. |