Abstract: A lanyard device, comprising a main body portion, an elastic support, a colloid, a rotary pull head and a lanyard.

Abstract: A supporting device for a mobile terminal is provided. The supporting device includes a main board body, a connecting board assembly, a first supporting body and a second supporting body. One end of the main board body is connected with one end of the connecting board assembly through a first bendable part, the other end of the connecting board assembly is connected with one end of the first supporting body through a second bendable part, the other end of the first supporting body is connected with one end of the second supporting body through a third bendable part, and the other end of the main board body is connected with the other end of the second supporting body through a fourth bendable part. The supporting device for the mobile terminal of this application is small in size and convenient to carry.

Abstract: A backfeed soft-start circuit for a photovoltaic inverter is provided. The backfeed soft-start circuit includes a plurality of branch switches. A solar photovoltaic array includes a plurality of photovoltaic modules, where the plurality of branch switches are in a one-to-one correspondence with the plurality of photovoltaic modules, and when the plurality of branch switches are turned on, the corresponding photovoltaic modules are connected to the backfeed soft-start circuit; and a primary switching switch. The branch switches is connected to a corresponding photovoltaic module, and the primary switching switch. The primary switching switch is turned on after the branch switch is turned on.

Abstract: The present application discloses an electronic equipment support frame, which comprises a protective cover and a supporting structure, wherein the protective cover comprises a main plate and a side plate bent along the edge of the main plate, an accommodating space is enclosed by the main plate and the side plate for accommodating the electronic equipment, and a groove is formed on the side of the main plate facing away from the accommodating space; the supporting structure is disposed in the groove and comprises a first plate and a second plate, one end of the first plate is pivotally connected with the main plate, and the other end thereof is pivotally connected with the second plate. The electronic equipment support frame provided according to the present application can provide multi-angle support, and it has a higher adjustable range of supporting height and occupies a small area.

Abstract: A method and an apparatus (400) for performing fault detection, are provided includes: controlling, by a power station management system in a preset photovoltaic module order by using an inverter connected to a current to-be-detected photovoltaic module, the current to-be-detected photovoltaic module to be in a target status, and when determining that the current to-be-detected photovoltaic module is in the target status, controlling a mobile image capturing terminal to collect image data of the current to-be-detected photovoltaic module (S201), where the image data is used to detect a fault status of the current to-be-detected photovoltaic module; and when determining that the mobile image capturing terminal obtains the image data of the current to-be-detected photovoltaic module through collection, continuing, by the power station management system, to control, in the preset photovoltaic module order by using an inverter connected to a next to-be-detected photovoltaic module.

Abstract: A supporting device for a mobile terminal is provided. The supporting device includes a main board body, a connecting board assembly, a first supporting body and a second supporting body. One end of the main board body is connected with one end of the connecting board assembly through a first bendable part, the other end of the connecting board assembly is connected with one end of the first supporting body through a second bendable part, the other end of the first supporting body is connected with one end of the second supporting body through a third bendable part, and the other end of the main board body is connected with the other end of the second supporting body through a fourth bendable part. The supporting device for the mobile terminal of this application is small in size and convenient to carry.