| abstract |
The invention discloses and belong to fixing a kind of expansion tube by accessory technical field of indoor decoration and preparation method thereof. Its structure is: body be provided with many protruding stupefied, contiguous protruding stupefied side is provided with fin, the top of body is provided with pipe cap, the sidepiece of pipe cap is provided with multiple lugs, the top of pipe cap is provided with cross depression. Expansion tube of the present invention arranges protruding stupefied and fin on body, has reinforced and the combination firmness of the fixture such as wall, and the setting of the lug on pipe cap and pipe cap prevents when fixing that expansion tube is pounded within the walls, plays cushioning effect; Expansion tube prepared by method of the present invention, resistance to compression and resistance to tension increase substantially, and applicable large-scale industrial production. |