Lap joint device for connecting ribs of pre-tensioned hollow slabs

• Main Authors: LIU FULEI, LI YANAN, MENG TAO, HOU ZHENXIAN, YAO YANMING, CUI QUANSHENG
• Format: Patent
• Language: Chinese; English
• Published: 05.04.2022
• Subjects: BUILDING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE; FIXED CONSTRUCTIONS; FORMS; HANDLING BUILDING MATERIALS ON THE SITE; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS; SCAFFOLDING; SHUTTERING; TRANSPORTING; WORKING OR PROCESSING OF METAL WIRE

The utility model discloses a pre-tensioned hollow slab connecting rib lap joint device which comprises a first connecting frame and a second connecting frame, the horizontal parts of the upper ends of the first connecting frame and the second connecting frame are in sliding connection, and the horizontal part of the lower portion of the first connecting frame is provided with a second clamping assembly. A first clamping assembly is arranged on the horizontal part of the lower portion of the second connecting frame, a fixing pipe is fixedly connected to the side face of the inclined part of the first connecting frame, and a first screw rod is rotationally connected to the end, away from the first connecting frame, of the fixing pipe. According to the utility model, the two connecting ribs can be conveniently clamped through the two clamping assemblies, and then the rotating wheel is rotated to change the length of the first screw rod in the outer cylinder, so that the two connecting frames are close to each o