A multifunctional self-propelled portal wagon drill comprises a frame, a plurality of hydraulic drill rigs are arranged on the front portion of the frame, four tracked traveling devices are arranged at the bottom of the frame, and a vertical steel frame, a net hanging device and a cantilever crane are arranged at the top of the frame. The frame comprises an upper frame, a lower frame and at least one lifting oil cylinder, the upper frame is telescopically arranged above the lower frame, the at least one lifting oil cylinder is arranged between the upper frame and the lower frame, and each hydraulic drill rig comprises a mounting seat, a hydraulic rock drill, a propelling beam and a drill boom. By the aid of the plurality of hydraulic drill rigs on the front portion of the frame, quickness in drilling of blast holes and anchor rod holes can be realized; by the aid of the vertical steel frame and the net hanging device, tunnel supporting can be completed easily, construction efficiency in tunnel excavation and supporting can be effectively improved, and labor intensity is greatly relieved for workers.

Multifunctional self-propelled portal wagon drill

The invention relates to a modularized multifunctional drill jambo system which at least comprises a track running system, a chassis, a circular track rack, a drilling rig driving device, a hydraulic drilling rig, a rotating operation platform and an electric hydraulic system, wherein the track running system of the jambo is equipped with a walking platform and a foldable turning plate, can meet the vehicle-passing requirement and also can overcome the turning load impact generated in the turning process of the track; the overall shape of the circular track rack of the jambo is similar to the shape of a corresponding tunnel section; the limited space in the tunnel is fully utilized to design the whole vehicle and the vehicle-passing requirement can be met; more shot holes can be covered when the drilling rig driving device relatively runs around the circular track rack; a chassis assembly of the jambo is equipped with a hydraulic stretching support leg capable of adjusting the levelness of the jambo and a rotatable operation platform; the operation platform is arranged, so that the operation platform is supplied to the operator for measuring the marking line close to the tunnel face, filling explosive, and the like.

Modularized multifunctional drill jambo system

The invention discloses an advanced drilling machine quick mounting device comprising an advanced drilling machine; the advanced drilling machine is mounted at an upper annular tooth ring beam through a rotation mechanism; the advanced drilling machine is driven by the rotation mechanism to rotate circumferentially along the annular tooth ring beam The device of the invention solves the problems of difficult advancing work and long occupation time during the construction process of tunnel boring machines; the process of conveying members such as advanced drilling machines, rotation mechanisms and annular tooth ring beams from outer cave into the host areas in narrow space is not required; operations such as artificial lifting and installation are no longer needed which saves the conveying, installing and dismounting time for advanced drilling machines; the mounting of advanced drilling machines can be quickly finished so as to carry out advanced support operation; the operation is simple and convenient; the labor hour is saved; the construction efficiency is increased and the labor intensity is reduced

Advanced drilling machine quick mounting device

The invention discloses a modular full-hydraulic rock drilling system which comprises a rock drilling rack. The rock drilling rack comprises three layers of horizontal workbenches and supports for connecting the three layers of horizontal workbenches. The middle of the support for connecting the first layer of horizontal workbench and the second layer of horizontal workbench is provided with a portal channel. The system further comprises rock drilling devices arranged on the three layers of horizontal workbenches respectively, protective sheds arranged on the three layers of horizontal workbenches and used for protecting rock drill operators respectively, and a rock drilling carriage arranged in the portal channel. According to the modular full-hydraulic rock drilling system, the operation face can cover the whole tunnel section, the rock drilling efficiency is high, the labor intensity of the operators is low, the exhaust and noise pollution problems of a pneumatic rock drilling machine are eliminated, high-pressure water can be adopted in the rock drilling process of a hydraulic rock drilling machine for removing dust, the dust pollution problem can be avoided, meanwhile, the protective sheds are arranged on the rock drilling rack so as to protect the operators, and operation safety is high; in addition, the rock drilling system is modularly designed and is convenient to assemble.

Modular full-hydraulic rock drilling system

The invention discloses an economical intelligent mixed spraying device and method for tunnel excavation support. The problems that in the prior art, guniting support is low in working efficiency andhigh in input cost are solved. The economical intelligent mixed spraying device comprises a simulation hole wall. An axially-arranged supporting frame is arranged in the simulation hole wall. A rotation support is arranged on the supporting frame and connected with the supporting frame through an axial sliding mechanism. At least one mechanical arm is arranged on the rotation support. A guniting mechanism and/or a measuring mechanism are/is arranged on each mechanical arm. A measuring sensor and a guniting nozzle are arranged in the same ring, only collected hole wall height information needsto be processed, the data processing amount is simplified into one-dimensional data from three-dimensional data, the data processing amount is greatly reduced, no complex algorithm needs to be adopted, the data processing speed can be increased, cost is reduced, and the spraying efficiency is improved.

Economical intelligent mixed spraying device and method for tunnel excavation support

A circular-rail multifunctional drill jumbo system at least comprises crawler track units, a portal frame, a circular rail system and hydraulic drill rigs. The crawler track units form a four-point support jumbo on two sides of the portal frame, the circular rail system is mounted to the front end of the portal frame and supports the hydraulic drill rigs and a stand support device, and the system further comprises an operating platform moving longitudinally along the portal frame. Reliability and continuity in construction operation are improved effectively, the system adapts to full-face and bench-cut-method operation construction in tunnels, 80% of surrounding rock condition construction in a tunnel line can be completed, the crawler track units can realize efficient and flexible steering and balancing control, the system adapts to severe construction operation environments in the tunnels, the operation platform provides an operation platform for operators to approaching to the tunnel face to perform measurement, ruling, explosive filling and the like, the arch set-up device can assist constructors to finish setting-up of a steel arch and pavement of steel meshes, arch set-up operation efficiency is increased efficiency, and labor intensity of constructors is reduced.

Circular-rail multifunctional drill jumbo system

The utility model provides a multi -functional drill jumbo of portal formula, includes the rack, the front portion of rack is equipped with several hydrodrills, and the bottom is equipped with 4 sets of crawler travel unit, and the top is equipped with upright steelframe and suspended net device and cantilever crane, the rack contains rack, lower rack and lift cylinder, go up the rack telescopic and locate down the rack top, and go up the rack and be equipped with at least one lift cylinder down between the rack, the hydrodrill contains mount pad, hydraulic rock drill, propulsion roof beam and drill boom, therefore, the utility model discloses can be through several the functions that the hydrodrills realization was bored the porthole fast, was beaten the bolthole of front portion to and relax and accomplish the tunnel and strut through founding steelframe and suspended net device, the efficiency of construction that can effectively improve tunnel excavation and strut reduces workman's intensity of labour greatly.

Shi Liang

Papers

Circular-rail multifunctional drill jumbo system

Multi -functional drill jumbo of portal formula