Stably-poured bridge comb plate telescopic device

• Main Authors: GUO JIANLI, MA TIEWEI, HUANG SHENGHU, WEI LEI, ZHU BAIQI, LI GUANGXIAN, YAO DI, WANG HUI, XIN YUXIA
• Format: Patent
• Language: Chinese; English
• Published: 27.12.2022
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The utility model belongs to the technical field of telescopic devices, and discloses a bridge comb plate telescopic device stable in pouring. The main technical characteristics are as follows: a first toothed plate and a second toothed plate are included, the first toothed plate and the second toothed plate are respectively provided with a fixing hole, first comb teeth of the first toothed plate and second comb teeth of the second toothed plate are arranged in a crossed manner, a first anchoring plate is arranged below the first toothed plate, the first anchoring plate and the first toothed plate are welded into a whole, and a second anchoring plate is arranged below the second toothed plate. A second anchoring plate is arranged below the second toothed plate, the second anchoring plate and the second toothed plate are welded into a whole, a first vent hole is formed in the first toothed plate, and a second vent hole is formed in the second toothed plate. According to the bridge comb plate expansion device s