Multifunctional crane excavator

Multifunctional crane excavator

CN
  • CN 101,839,003 B
  • Filed: 03/18/2009
  • Issued: 12/11/2013
  • Est. Priority Date: 03/18/2009
  • Status: Active Grant
First Claim
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1. a multifunctional crane excavator, described multifunctional crane excavator comprises body, auxiliary, principal arm, the scraper bowl of rubber-tyred, crawler-mounted excavator, it is characterized in that also having counter-jib, supporting base, balance hydraulic cylinder, main hydraulic wireline winch, secondary hydraulic wireline winch, activity balancing counterweight, concrete structure is:

  • installation bearing seat on revolving dial, principal arm body rear end and counter-jib front end chain connection form folding hanging-arm, the hinge axis that in folding hanging-arm, install rear end is placed in the pan seat on supporting base and becomes the lever mounting means, the piston rod of luffing hydraulic cylinder and principal arm body rear end pan chain connection, the hinge seat chain connection of installing on the tail end of luffing hydraulic cylinder and revolving dial, auxiliary postmedian and main travelling arm front end chain connection, principal arm hydraulic cylinder tail end is arranged in the hinge seat on the principal arm body, head sheave hinge seat chain connection after principal arm hydraulic cylinder piston rod head end and auxiliary, secondary travelling arm front end is installed fixed pulley, scraper bowl, two linkages, auxiliary hydraulic cylinder tail end is arranged in the hinge seat on the auxiliary body, auxiliary hydraulic cylinder piston rod head end and two linkages, the scraper bowl chain connection, the hinge seat at counter-jib middle part is connected with an end of raising plate, hinge axis chain connection in the long gathering sill of the other end of raising plate and principal arm rear end, jacking hydraulic cylinder tail end is arranged in the middle rear end of principal arm body, hinge axis in long gathering sill is installed in the hinge seat of jacking hydraulic cylinder piston rod, the activity balancing counterweight is connected with bolt with counter-jib, the two ends of balance hydraulic cylinder connect respectively principal arm body rear end and counter-jib, main hydraulic wireline winch, secondary hydraulic wireline winch is arranged on counter-jib, one end of main hydraulic wireline winch cable wire is around the guiding fixed pulley at principal arm body middle part, front end fixed pulley group, connect running block main hoisting hook, one end of secondary hydraulic wireline winch cable wire is around the guiding fixed pulley at principal arm body middle part, auxiliary body rear end fixed pulley, connect the secondary suspension hook of front end running block, the luffing hydraulic cylinder, main hydraulic wireline winch connects respectively corresponding hydraulic control circuit, secondary hydraulic wireline winch, the displacement hydraulic cylinder, balance hydraulic cylinder, the jacking hydraulic cylinder connects respectively newly-increased separately hydraulic control circuit.

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