Folding British standard plug

The utility model relates to a folding British standard plug. The folding British standard plug comprises a shell, a button, a first pin, a second pin, a third pin, a first tension spring and a second tension spring, the first pin is provided with a first connecting rod shaft, the second pin is provided with a second connecting rod shaft, and the third pin is provided with a third connecting rod shaft; the third connecting rod shaft is connected with the first connecting rod shaft through a first connecting rod and connected with the second connecting rod shaft through a second connecting rod, and the first connecting rod and the second connecting rod are symmetrically arranged; two ends of the first tension spring are respectively connected with the first fixing column and the first connecting rod shaft, two ends of the second tension spring are respectively connected with the second fixing column and the second connecting rod shaft, and the first tension spring and the second tension spring are symmetrical;