Well lid lockhole plug

The utility model relates to a manhole cover lock hole plug which is applied to a manhole cover lock hole with a kidney-shaped shape and comprises an outer side blocking piece capable of completely covering the manhole cover lock hole and a plug column capable of penetrating through the manhole cover lock hole. A clamping strip parallel to the outer side blocking piece is arranged at the end, away from the outer side blocking piece, of the plug column. The length size of the clamping strip is smaller than that of the well lid lock hole and larger than the width size of the well lid lock hole. The width of the clamping strip is smaller than that of the well lid lock hole. The well lid locking device has the effect that the well lid locking hole in the well lid is blocked, and the well lid locking hole is not prone to being blocked by foreign matter. 本申请涉及一种井盖锁孔塞，应用于井盖锁孔形状为腰型孔的井盖锁孔，包括有能够将井盖锁孔全覆盖的外侧挡片以及能够贯穿井盖锁孔的塞柱；所述塞柱远离外侧挡片的一端设置有与外侧挡片相平行的卡条；所述卡条的长度尺寸小于井盖锁孔的长度尺寸，大于井盖锁孔的宽度尺寸；所述卡条的宽度尺寸小于井盖锁孔的宽度尺寸。本申请具有将井盖上的井盖锁孔堵住，