Flushing element, rock drilling machine and method
AssigneeSandvik Mining and Construction Oy
InventorsTimo Kela, Jussi Peurala, Esa Laakkola
Life of this patent
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Abstract
A flushing element, rock drilling machine and method of providing a flushing space around a shank adapter of a rock drilling machine. The flushing element surrounds the shank adapter passing through it. The flushing element has a feed opening for feeding flushing agent to the flushing space and at least two sealing housings for flushing sealings and wherein the flushing sealings are on opposite axial sides of the flushing space. Furthermore, the flushing element has split configuration whereby it is mountable and demountable in radial direction.
Claims8
A flushing element of a rock drilling machine, the flushing element being configured to surround a shank adapter passing through the flushing element;
- and wherein the flushing element comprising:
- a feed opening arranged for feeding flushing agent to a flushing space surrounding the shank adaptor;
- and
- at least two sealing housings arranged for receiving flushing sealings and wherein the sealing housings are located at axial distance from each other and on opposite sides relative to the flushing space, wherein the flushing element has a split configuration having two halves mountable to each other in a transverse direction relative to an axial direction of the shank adapter, and wherein the halves define together an axial opening inside which the shank adapter is mountable.
Dependencies are inferred from the claim text.