Reinforcement cage stirrup welding detection tool

The utility model discloses a reinforcement cage stirrup welding detection tool which comprises a connecting rod, one end of the connecting rod is sleeved with a hammer head assembly, the other end of the connecting rod is sleeved with a rubber sleeve, the hammer head assembly comprises a first hammer head and a hammer body, a rectangular protrusion is arranged on the peripheral face of the hammer body, a spring is arranged in the rectangular protrusion, and the first hammer head and the second hammer head are connected in a sleeved mode. One end of the first hammer head is arranged in the rectangular protrusion and provided with a protruding rib for preventing the first hammer head from disengaging, a bolt is arranged in the first hammer head, and one end of the bolt is provided with an abutting plate abutting against the spring. The hooping detection device is simple in structure and convenient to use, and vibration transmitted to the connecting rod is greatly reduced through the arrangement of the spring a