Adjustable keel assembly

The utility model discloses an adjustable keel assembly which comprises a fixed keel and a connecting keel. And slots are formed in the side surfaces of the fixed keels. The connecting keel comprises an outer layer and an inner layer, the outer layer and the inner layer can slide relatively in the length direction and are fixed, plugs are arranged at the ends, away from each other, of the outer layer and the inner layer, and the plugs are matched with the slots to fixedly connect the connecting keel and the fixed keel. The slots are arranged in a row on the side face along the length direction of the fixed keel, two slots form a group, and a plurality of groups are arranged. By means of the connecting device, the fixed keel and the connecting keel can be connected rapidly and conveniently, and further adjustment can be achieved after connection. 本实用新型公开了一种可调节的龙骨组件，包括固定龙骨和连接龙骨。固定龙骨在侧面上设有插槽。连接龙骨包括外层和内层，外层和内层可沿长度方向相对滑动并固定，外层和内层相互远离的一端均设有插头，插头与插槽配合将连接龙骨与固定龙骨固定连接。插槽沿固定龙骨长度方向在侧面上设有一排，且两个插槽为一组，共设有若干组。使用本实用新型能够快速方便的连