Dustproof telecommunications system, telecommunications framework, and computing device

The utility model discloses a dustproof telecommunication system. A dust-proof telecommunication system includes a chassis, a plurality of critical components within the chassis, and a filter module within the chassis near at least some of the critical components that need to be cooled. For example, the key components comprise a central processing unit, a system chip, a memory module, a peripheral component interconnect express standard card, and/or a chipset. The filtering module is provided with a filtering cover, a first air filter and a second air filter, the filtering cover surrounds at least one part of the key component, the first air filter is located at an inlet of airflow, and the second air filter is located at an outlet. The critical component is located in a protective space within the chassis, receives the airflow through the air filter and is cooled by the airflow through the air filter. 本实用新型公开了一种防尘电信系统。防尘电信系统包括一机箱、位于机箱内的数个关键部件、以及一过滤模块，过滤模块位于机箱内、至少一些需要冷却的关键部件附近。例如，关键部件包括一中央处理单元、一系统芯片、一存储模块、一快捷