Peinemann Equipment B.v.

Paul Verstraeten

A device for driving a flexible lance for cleaning a heat exchanger duct or the like, includes a frame in which a driving mechanism is arranged for moving this flexible lance in a driving direction in the direction of an outlet opening. The driving mechanism is provided with a clamp member which can be clamped on the flexible lance and which is movable in the frame towards and away from this outlet opening. The clamp member is mounted on an endless drive element. The active part of the endless drive runs parallel to the driving direction. The drive mechanism further comprises at least one non-driven counter roller arranged opposite said clamp member. The lance is clamped between the clamp member and the counter roller.

Device for driving a flexible lance

High pressure bundle cleaner

The invention relates to a lance device comprising a frame, a drum mounted rotatably on the frame, at least one hose arranged on the drum, containing means provided with a passage for containing the hose while lying on the drum, connecting means for connecting a source of liquid under high pressure to an end of the hose joined to the drum and drive means for driving the drum in rotation. The containing means comprise an endless flexible member and guide means therefor which guide the flexible member in a path from one side of the passage round the drum and lying thereagainst to the other side of the passage and therefrom at a distance from the drum in opposite direction back to the one side of the passage.

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Hoogvliet, Netherlands

Paul Verstraeten