| 摘要 |
PROBLEM TO BE SOLVED: To provide a door locking device for a switchgear tower capable of carrying out efficient door opening and closing work. SOLUTION: The door locking device for the switchgear tower includes a lock plate 11 horizontally fixed to the inside of one door 1 and equipped with a lock hole 11a, a shaft holding section 21 provided to the other door 2, an handle shaft 3 passing through the inside and outside of the door 2 held on the shaft holding section 21 in a rotatable manner, a lever 4 having one end fixed to the end of the handle shaft 3 and equipped with a slot 4a, two rod guides 51 and 52 consisting of the thick rod guide 51 capable of thereby supporting a rod 6 provided to the inside of the other door 2 and the normal thick rod guide 52, guide holes 51a and 52a of the rod guides 51 and 52 coinciding with the shaft of the lock hole 11a when both doors 1 and 2 are closed, the rod 6 provided so that it can be vertically moved into the guide holes, a pin 61 engaged with the slot 4a of the lever 4 fixed to the rod 6 and, at the same time, a wave washer 7 passing through the pin 61 and held between the lever 4 and the rod 6. |
