Device for preparation of prestressing force steel cylinder concrete nozzle stub

The utility model discloses a device for preparation of prestressing force steel cylinder concrete nozzle stub, the nozzle stub base is the same with mould base structure, all is by constituteing with exterior sheathing matched with lower plate with inner formword matched with upper plate, on the lower plate of mould base was arranged in to the main tributary strut, the nozzle stub base was fixed on the main tributary strut, the external mold sleeve-board is outside nozzle stub base and main tributary strut, and the lower extreme is fixed on the lower plate of mould base, be fixed with the sealing washer on the excircle that nozzle stub base and exterior sheathing contacted, on the nozzle stub base, it has the inner formword to pass the hole to open on the lower plate, and the inner formword passes the nozzle stub base on, passes the hole after-fixing on the upper plate of mould base on the lower plate, there is the sealing washer in the hole of passing of the upper plate of nozzle stub base with the rigidity that the inner formword contacted. The utility model discloses can make the standard short tube, can make nonstandard nozzle stub as required again, the commonality is strong, greatly reduced the cost of manufacture and the use cost of PCCP nozzle stub