External corner back arris device of combined template

• Main Authors: LIN JUNTIAN, LIU SHUNLIN, ZHANG JIMIN
• Format: Patent
• Language: Chinese; English
• Published: 02.08.2019
• 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 an external corner back arris device of a combined template. The structure comprises an external corner plate and a back ridge plate, springs are fixedly installed on the inclined faces of the external corner plates, the external corner plates are fixedly connected with the back ridge plates through the springs, first conical grooves are formed in the centers of the twoside faces, forming a right angle, of each external corner plate, auxiliary square rods are fixedly connected to the outer surfaces of the right angles of the external corner plates, and first connecting pieces are fixedly installed on the left sides of the vertical right-angle sides of the external corner plates. According to the utility model, the L-shaped fixing plate and the template are fixed through the bolt, so that the back ridge plate is extruded, and the external corner plate is extruded under the action of the compression spring, so that the external corner plate and the template are connected more tightly