DETONATION HAMMER Russian patent published in 2008 - IPC E02D7/12 E02D3/61 E01C19/36 

FIELD: construction, road construction.

SUBSTANCE: invention pertains to construction technology and more specifically to mechanisms of consolidation of bulk engineering structures (dam, weir, etc), pile driving, auxiliary bars, grooves, solidification of concrete and soil, loosening of hard soils. The detonation hammer consists of control device, on which there is one or more frames with a free-piston engine or engines, each of which consists of cylinder with a piston in it, which is kinematically linked to the accumulator, shock absorber and the valve system. The cylinder is connected to a head with a nozzle, in which there is a locking device, providing for sealing the chamber in which the fuel mixture is compressed until detonation point, and with an opening of the chamber for interaction of the products of detonation with the anvil block, rigidly fixed to the nozzle. The invention provides for high quality of work done and increased labour productivity.

EFFECT: improved quality of work done and increased productivity of labour.

9 dwg