| 摘要 |
A structure for supplying power by back locking a door lock, comprising a locking housing (4) and a chain lock (1). At least one slideway aperture (7) is provided at the side of the locking housing (4). A circuit board (6), a baffle (2) connected with the circuit board (6), a slide block (3) and a micro-switch (5) are provided in the locking housing (4). The micro-switch (5) is provided at one end of the baffle (2) and connected to the circuit board (6) via a circuit. The slide block (3) can slide along the baffle (2). The chain lock (1) comprises a chain (1-1) and a locking head (1-2), and a part of the locking head (1-2) penetrates and slides vertically along the slideway aperture (7). The structure for power supplying by back locking the door combines the functions of the back locking antitheft and supplying power in the room. |
