Perpendicularity detecting instrument of construction engineering quality detector

The utility model discloses a perpendicularity detecting instrument of construction engineering quality detector, including the detector casing, dismantlement formula base is installed to detector casing bottom, install the detection main part in the middle of the detector casing is inside, the detection main part is calibrated knob, laser generator, generator support column, side support column, weight, weight connecting rod, bottom sprag pole, generator mounting, ball bearing axle sleeve, ball bearing and laser emission punch combination by light and is become, install ball bearing in the middle of the ball bearing axle sleeve, ball bearing installs the generator mounting in inside bottom, the internal surface at ball bearing is fixed through the side support column in generator mounting both sides, the generator support column is installed at generator mounting top, laser generator is installed at generator support column top. The utility model discloses can through laser, can make the measurement more acc