Hollow drum hammer for building supervision

• Main Author: DING CE
• Format: Patent
• Language: Chinese; English
• Published: 19.07.2022
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The hollowing hammer for building supervision comprises a handle, the top of the handle is fixedly connected with a sleeve rod, an inner cavity of the sleeve rod is slidably connected with a sliding rod, the top of the sliding rod penetrates to the outer side of the sleeve rod, and the left side and the right side of the sleeve rod are fixedly connected with clamping assemblies connected with the sliding rod in a clamped mode. The left side of the sliding rod is fixedly connected with a hammer head, and the right side of the sliding rod is fixedly connected with a fixing assembly. When the hollowing hammer for building supervision is used, the handle is held, the hammer head is used for knocking a wall body, then chalk is used for marking a hollowing place, the length needs to be adjusted, the two clamping assemblies are pressed to enable the clamping assemblies to be separated from the sliding rod, then the sliding rod can be moved upwards, the overall length is changed, and the hollowing hammer is used for