35results about How to "Improve the efficiency of after-sales service" patented technology

The invention relates to a multifunctional remote fault diagnosis system for an electric control automobile. The multifunctional remote fault diagnosis system comprises a remote fault diagnosis service center, PC (Personal Computer) diagnosis client sides and a diagnosis communication device. The remote fault diagnosis service center serves as a key of the system and is mainly used for realizing an automobile fault diagnosis network management function and an automobile remote fault diagnosis assistance function; the PC diagnosis client sides are mainly used for providing specific automobile diagnosis application functions and remote diagnosis interfaces for users with different rights through human-computer interaction interfaces; and the diagnosis communication device is mainly used forrealizing the data communication between the PC diagnosis client sides and a vehicle-mounted network and providing diagnosis data service for upper applications. By means of the multifunctional remote fault diagnosis system, with the remote fault diagnosis service center as a core and all PC diagnosis client sides as nodes, an automobile fault diagnosis network is established; automobile diagnosis data sharing is realized by means of the diagnosis communication device; multifunctional automobile remote fault assistance and fault elimination help can be provided; automobile fault information is subjected to statistic analysis; and a reliable automobile quality report is provided for an automobile manufacturer.

The invention relates to a novel silent drain valve structure. The height of the novel silent drain valve structure can be freely adjusted according to mating height, and the novel silent drain valve structure is good in drain effect and can be fast replaced or maintained. The novel silent drain valve structure comprises a drain valve body, a drain base arranged below the drain valve body and used for being fixed to a toilet bowl water tank, and an overflow pipe connected with the drain base. A hollow drain connection base is arranged between the drain valve body and the drain base. A sealed air bag is arranged between the drain connection base and the drain base, connection nuts are arranged at the upper end and the lower end of the sealed air bag respectively, and the sealed air bag is connected with the drain connection base and the drain base through the two connection nuts. The drain connection base is provided with a guide sleeve with an opening, wherein the guide sleeve is arranged on the outer side of the circumference of the overflow pipe in a sleeved mode, can slide vertically along the overflow pipe and is fastened to the outer side of the overflow pipe by being locked by a butterfly nut.

The invention provides a touch screen remote monitoring fault diagnosis system, and particularly relates to a touch screen monitoring system. The touch screen remote monitoring fault diagnosis system comprises a touch screen main body. The touch screen main body comprises a touch screen control module, wherein the touch screen control module is connected with a communication interface, and the touch screen main body is connected with a server used for remote monitoring through the communication interface of the touch screen control module. The touch screen control module is also connected with a lamp tube detection module. The lamp tube detection module tests state parameters of an emitting lamp tube and a receiving lamp tube of the touch screen main body and transmits the tested state parameters to the touch screen control module. By means of the touch screen remote monitoring fault diagnosis system, the remote monitoring of a touch screen is realized, a user can learn about abnormal working conditions of the touch screen in time with the help of the touch screen remote monitoring fault diagnosis system, and the occurrence of a failure can be warned in advance. Meanwhile, a solution is provided, a failure diagnosis is conducted on the touch screen at low cost, and the after-sale service efficiency is improved.