Apparatus for testing pipeline bending situation

• Main Authors: LI QIXIN, YANG BO, LIU HUAN, LUO DI, ZHANG XIN, YANG DONGFAN, HUANG YONGBIN
• Format: Patent
• Language: English
• Published: 11.03.2015
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention discloses an apparatus for testing pipeline bending situation. According to the apparatus, a support is fixedly connected with a supporting mechanism; a forming die wheel is arranged in a rectangular frame, and a rotary shaft is arranged in the forming die wheel; the rotary shaft is fixedly connected with the rectangular frame after penetrating the forming die wheel; the forming die wheel is inwards concaved to form an annular groove; the rectangular frame is provided with an adjusting bolt; the adjusting bolt is fixedly connected with a compression frame and is sleeved by a nut; a positioning plate is arranged in the rectangular frame, and the adjusting bolt penetrates the positioning plate; the forming die wheel is provided with connection rods, each connection rod is connected with a handle, and a bent roller is arranged among the connection rods; the bent roller is provided with a rotary pin, and the rotary pin is fixedly connected with the corresponding connection rod after penetrating the bent roller; a pin shaft is arranged among the connection rods and is connected with the corresponding connection rod; and the pin shaft is fixedly connected with a connection plate, and the connection plate is connected with the bent roller. The apparatus is simple in structure, is capable of testing the bending situation of a pipeline without cracking the pipeline during testing, and the pipeline testing index reaches designed requirements.