The invention discloses an IEC61375-based
train MVB / WTB network test device, which comprises an MVB intelligent diagnostic apparatus, the MVB intelligent diagnostic apparatus comprises a case body, a WIFI antenna, a 4G antenna, an
aviation plug, a communication network port, a
liquid crystal display screen, a power panel, a carrier plate, a core plate, a
wireless module, a battery template and an isolation small plate, the case body is composed of a case bottom plate, a case
front panel, a case side plate and a case rear panel, and the case bottom plate is composed of a case bottom plate, a case
front panel, a case side plate and a case rear panel. The case bottom plate is located at the bottom, the case
front panel and the case rear panel are arranged on the front side and the rear side of the case bottom plate respectively, the two sets of case side plates are symmetrically installed on the left side and the right side of the case bottom plate, the WIFI antenna, the 4G antenna, the
aviation plug and the communication network port are installed in the case front panel, and the
liquid crystal display screen is installed on the case body. The power supply board, the carrier board, the core board, the
wireless module, the battery template and the small isolation board are installed in the case body. According to the invention, the operation is simplified, the cost is reduced, the
user friendliness is improved, the installation and maintenance cost is reduced, and the test precision is improved.