The present invention, configured Wiener connects the hook groove, rope connection groove formed adjacent to the catching groove through which a body portion of the fire-fighting tools; The first ring portion is formed in a arc shape, and a first clamp portion to constitute a first locking step which is formed above the projecting first end ring portion inner circumferential direction is formed at one side of the body portion; The first, jidoe made of a,; and a second ring portion formed in a arc shape, and constitutes a second locking step which is formed to project the second end of the inner peripheral direction two rings of the second clamp portion formed on the other side of the body portion second clamping portion first and second ring portion configured to is characterized in formed to the first, a direction opposite to each other relative to the center line connecting the center point of two ring parts.
Then, when using the present invention, not only can a portable easy to use Wiener, emergency and life, as in the rapid evacuation using Rappel case of emergency, or to the chase by using a Tool structure and easy to quickly achieve a deal, it is possible to install easily and quickly mounted a fire hose fire hose, without tightening the knot can easily be achieved in accordance with the firefighting.