The invention discloses a high-voltage flexible cable intermediate joint quick transfer box, which comprises a box body. One side surface of the box body is provided with at least one first quick plug; the other side surface of the box body is provided with at least one second fast plug; the box body is internally provided with an electric busbar; the first quick plug and the second fast plug arecorrespondingly connected through the electric busbar in the box body; and each of the first quick plug and the second fast plug comprises a plug and an insulating porcelain column connected to the plug. The high-voltage flexible cable intermediate joint quick transfer box has the following advantages that quick connection between two different types of high-voltage flexible cables can be realized, the working efficiency and the construction safety factor are improved, and the application range is wide.