Bolt of consolidation of rock

Bolt of consolidation of rock with a bar (11) for positioning in bore holes in rock, with the introduction of a moulded plastic compound which has to harden around the inner end of the bar (11), where in the end of the bolt of consolidation of rock that is towards the rock has positioned a helical spring (12) that is intended for mixing both initial component of the moulded plastic compound. The helical spring has in its interior a part of closed rolls (14). This part of closed rolls has been tightened around the bar (11) and maintains the helical spring fixed, without the need for any additional elements. (Machine-translation by Google Translate, not legally binding) Perno de consolidación de roca con una barra (11) para colocación en agujeros en roca, con la introducción de un compuesto plástico de moldeo que se debe endurecer alrededor del extremo interior de la barra (11), donde en la punta del perno de consolidación de roca que da hacia la roca se ha colocado un muelle de hélice (12) que tiene como proposito mezclar los dos componentes iniciales del compuesto plástico de moldeo. El muelle de hélice tiene en su interior una parte de arrollamientos cerrados (14). Esta parte de arrollamientos cerro (14) ha sido apretada alrededor de la barra (11) y mantiene el muelle de hélice fijado, sin la necesidad de ningún elemento adicional. Bolt of consolidation of rock with a bar (11) for positioning in bore holes in rock, with the introduction of a moulded plastic compound which has to harden around the inner end of the bar (11), where in the end of the bolt of consolidation of rock that is towards the rock has positioned a helical spring (12) that is intended for mixing both initial component of the moulded plastic compound. The helical spring has in its interior a part of closed rolls (14). This part of closed rolls has been tightened around the bar (11) and maintains the helical spring fixed, without the need for any additional elements.