| 摘要 |
The present invention relates to a support for multi-stage connections including multi-stage vertical rods vertically connected to each other to support a concrete structure and connect a first lateral rod to a second lateral rod while supporting the upper plate of a mold; an adjustor to adjust the height of first and second supports and the vertical length of the vertical rods by forwardly or backwardly rotating on a supporting shaft rod which supports the vertical rods from the bottom; the supporting shaft rod inserted into the adjustor, the first and second supports, and the vertical rods with a screw thread to support the multi-stage vertical rods; and a supporting plate joined to the bottom of the supporting shaft rod to support the ground. By this, the present invention facilitates a multi-stage vertical connection for supports to support a concrete structure and facilitates the installation and dismantlement of the supports. |
