The invention relates to a power supply and/or a control device used for a sun umbrella. A control handle sleeve of the sun umbrella or a sliding support connecting sleeve is utilized as the matrix structure, and the power supply and/or the control device is arranged on the outer wall part of the matrix structure through a locking and connecting structure in a dismountable way. A simple fastener such as a screw can be utilized by the locking and connecting structure, the best method is to adopt a dead bolt provided with a locking hood structure and a locking clamp matched with the dead bolt which can be mutually locked under the action of elastic structure in a plurality of selective forms. The charging power supply device is especially suitable for and can be conveniently matched with the sun umbrella which is inconvenient to be connected with the power supply, and is used as the power supply of sounding, lighting or ornamental electric appliances configured on the device.