Limit guard flap is faced to elevartor shaft door opening pin -connected panel

• Main Authors: AO XIANGYU, LUO XINHUA, FANG HONGMING, FANG YANSU, YAO ZHIWEI
• Format: Patent
• Language: Chinese; English
• Published: 04.01.2019
• Subjects: BUILDING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE; FIXED CONSTRUCTIONS; FORMS; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS; SCAFFOLDING; SHUTTERING

The utility model discloses a limit guard flap is faced to elevartor shaft door opening pin -connected panel, including two sets of stiffeners, track pole and fixed hook component to and long wide frame and the panel that equals, the stiffener both ends respectively with the frame about both sides vertical welding, track pole one end and a frame left side / right -hand member middle part verticalwelding, the track pole other end and a stiffener middle part vertical welding, stiffener, track pole and fixed hook component all lie in the frame at the back, the panel lies in the frame in front, fixed hook component includes L type couple, interior sleeve pipe, outer screw rod and sliding sleeve pipe, and the sliding sleeve pipe box connects on the track pole, interior sleeve pipe and outer screw rod lower extreme all with the outer face of cylinder middle part vertical welding of smooth sheathed tube, the outer screw rod lower part lies in the endotheca intraduct, on the sleeve pipe, outer screw rod passed the up