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The purpose, installation and operation of shackle are described

author: from: time:2020-12-23 classify:Product Encyclopedia
The shackle body is forged with high-quality carbon structure or alloy structure and heat treatment, with small volume and high strength. The shackle test load is 2 times of the ultimate working load, and the breaking load is 4 times of the ultimate working load.

      The shackle body is forged with high-quality carbon structure or alloy structure and heat treatment, with small volume and high strength. The shackle test load is 2 times of the ultimate working load, and the breaking load is 4 times of the ultimate working load. The purpose of the shackle is as follows:

      1. The shackle can be used as the end fitting of the sling, which can be directly connected with the object to be lifted in the lifting operation.

      2. The shackle can be used between the rigging and the end fitting, only for connection.

      3. When the rigging is used with the crossbeam, the shackle can be used to connect the top of the rigging with the ear plate of the crossbeam instead of the lifting ring, which is convenient for installation and disassembly.

      4. Shackle is a widely used connection tool in lifting operation. It is mainly used for the connection parts of frequent installation and disassembly in hoisting.

      5. D-type shackle is mainly used for single leg rigging, and B-type shackle is mainly used for multi limb rigging.

      6. Zhu Yong, BW and DW type shackles are used when the rigging does not drive the pin shaft to rotate; BX and DX type shackles are mainly used in occasions where the shaft pin may rotate and when it is installed for a long time.

      Installation and commissioning of Shackles: during the installation of shackles, the shackles should be directly hung in the stress center of the hook, not at the hook tip; after the shackles are installed, the pin shaft should be able to rotate flexibly in the hoisted object hole; the thickness of the ear plate of the object to be hoisted should be moderate; after the shackle is installed, the buckle body should be able to rotate flexibly and there is no jamming between the shackle and the ear plate.

      Use and operation of the shackle: the ultimate working load and scope of use of the shackle are the basis for the test, inspection and use of the shackle, and overload use is strictly prohibited; during the lifting process, collision and impact are strictly prohibited on the lifted goods. The lifting process should be as smooth as possible, and it is strictly forbidden to stand below or pass on the goods. Any shackle must be lifted before use, and the selected lifting point should be on the same plumb line as the center of gravity of the lifting weight.