Device for detecting fatigue life of outer hoop of automobile exhaust pipe

• Main Author: YUAN WENCAI
• Format: Patent
• Language: Chinese; English
• Published: 26.07.2022
• Subjects: MEASURING; MEASURING QUANTITY OF HEAT; MEASURING TEMPERATURE; PHYSICS; TESTING; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR

The utility model discloses a device for detecting the fatigue life of an outer hoop of an automobile exhaust pipe, which comprises a base, the upper end of the base is provided with a detection box, a heating cavity is arranged in the detection box, the front side of the detection box is provided with a temperature sensor, the detection end of the temperature sensor extends into the heating cavity, and the detection end of the temperature sensor is connected with the heating cavity. Round openings are formed in the left side and the right side of the heating cavity correspondingly, an electric heating plate is arranged at the inner bottom of the heating cavity, annular grooves are formed in the two round openings correspondingly, annular air bags are arranged in the two annular grooves, the two annular air bags communicate with the outside through short pipes, and valves are arranged on the two short pipes correspondingly. According to the device, the exhaust pipe can be rapidly fixed, the steps of mounting