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CN-224226502-U - Direction changing mobile device for portal crane

CN224226502UCN 224226502 UCN224226502 UCN 224226502UCN-224226502-U

Abstract

The utility model relates to the technical field of crane equipment, and particularly discloses a turning moving device for a portal crane, which comprises a base and an equipment box, wherein a reinforcing plate is arranged on the outer surface of the base, a group of installation lug plates are arranged on the outer surface of the base, lifting assemblies are arranged on the outer surface of each installation lug plate, a moving assembly is arranged at the output end of each lifting assembly, hydraulic auxiliary assemblies are arranged on the outer surface of the base, the combined movement of the crane in the X/Y/Z three-axis direction is realized through the synergistic effect of the lifting assemblies and the moving assemblies, the stroke precision of a piston rod of a hydraulic cylinder reaches +/-1 mm, the limitation that the traditional crane can only move in a single track direction is solved by matching with 360-degree rotation capacity of a universal wheel steering seat, meanwhile, the base adopts a grid design of Q345B steel matched with the reinforcing plate, the integral bending strength is improved by 40%, a stable force transmission path is formed through symmetrical arrangement of the installation lug plates, and the maximum 200 tons of covering moment can be born.

Inventors

  • YU HANXIANG
  • JIN XIQUAN
  • LIU XIAOLONG

Assignees

  • 鞍山市起重机械有限公司

Dates

Publication Date
20260512
Application Date
20250623

Claims (6)

  1. 1. The turning mobile device for the portal crane is characterized by comprising a base (1) and an equipment box (7), wherein a reinforcing plate (5) is arranged on the outer surface of the base (1), a group of installation lug plates (2) are arranged on the outer surface of the base (1), lifting assemblies (3) are arranged on the outer surface of each installation lug plate (2), a mobile assembly (4) is arranged at the output end of each lifting assembly (3), and a hydraulic auxiliary assembly (6) is arranged on the outer surface of the base (1).
  2. 2. The direction-changing mobile device for portal cranes as set forth in claim 1, wherein each lifting assembly (3) comprises a hydraulic cylinder body (302), a hydraulic cylinder piston rod (303) is arranged on the outer surface of each hydraulic cylinder body (302), a dust cover is arranged on the outer surface of each hydraulic cylinder piston rod (303), and a hydraulic lock (301) is arranged on the outer surface of each lifting assembly (3).
  3. 3. The direction-changing mobile device for a gantry crane according to claim 1, wherein each mobile component (4) comprises a support frame main body (401), a hinge seat (408) is arranged on the outer surface of each support frame main body (401), the outer surface of each hinge seat (408) is attached to the output end of the lifting component (3), a locking hole (402) is formed in a side vertical plate of each support frame main body (401), and a positioning bolt (403) is arranged in each locking hole (402).
  4. 4. A direction-changing mobile device for a gantry crane according to claim 3, wherein the bottom surface of each support frame body (401) is welded with an axle mounting plate (404), the outer surface of each axle mounting plate (404) is provided with a universal wheel steering seat (405), the inside of each universal wheel steering seat (405) is provided with a universal wheel body (406), and the outer surface of each universal wheel steering seat (405) is provided with a foot-operated brake pedal (407).
  5. 5. The direction-changing mobile device for a gantry crane according to claim 1, wherein the hydraulic auxiliary assembly (6) comprises a hydraulic pipeline (601), a quick-change connector (602) is fixedly communicated with the outer surface of the hydraulic pipeline (601), and a manual pump connector (603) is arranged on the side face of the base (1).
  6. 6. The direction-changing mobile device for a gantry crane of claim 1, wherein the outer surface of the equipment box (7) is provided with an operation plate (701), the outer surface of the equipment box (7) is hung on the outer surface of a gantry crane supporting leg, a PLC control module (702) is arranged inside the equipment box (7), and a wireless receiving module (703) is arranged inside the equipment box (7).

Description

Direction changing mobile device for portal crane Technical Field The utility model relates to the technical field of crane equipment, and particularly discloses a turning moving device for a portal crane. Background The portal crane is a bridge crane which is supported on ground rails through two side supporting legs to run, is also called a portal crane and is mainly used for loading and unloading operations of outdoor goods yards, stock yards and bulk cargos. At present, the gantry crane is widely applied to places such as a goods yard, a storage yard and a workshop for loading and unloading and carrying materials, the traditional gantry crane generally runs along a fixed track by virtue of a cart traveling wheel set, when the whole moving direction of the crane needs to be changed in an operation area, the large gantry crane is huge in quality, and is extremely laborious and low in efficiency by pushing the large gantry crane to turn by virtue of manpower or simple tools, so that a turning moving device for the gantry crane is needed to solve the problem. Disclosure of utility model The utility model provides a turning moving device for a gantry crane, which can realize millimeter-level accurate displacement and three hundred sixty-degree omnidirectional steering of the gantry crane in the X/Y/Z three-axis direction through the innovative combination of a hydraulic drive three-axis cooperative control system and a modularized universal wheel set, and solves the problem that the traditional gantry crane is limited by a fixed rail and cannot flexibly move in multiple degrees of freedom. The utility model discloses a direction-changing moving device for a portal crane, which comprises a base and an equipment box, wherein a reinforcing plate is arranged on the outer surface of the base, a group of installation lug plates are arranged on the outer surface of the base, lifting assemblies are arranged on the outer surface of each installation lug plate, a moving assembly is arranged at the output end of each lifting assembly, and a hydraulic auxiliary assembly is arranged on the outer surface of the base. As the direction-changing moving device for the portal crane, preferably, each lifting assembly comprises a hydraulic cylinder body, a hydraulic cylinder piston rod is arranged on the outer surface of each hydraulic cylinder body, a dust cover is arranged on the outer surface of each hydraulic cylinder piston rod, and a hydraulic lock is arranged on the outer surface of each lifting assembly. As the direction-changing moving device for the gantry crane, preferably, each moving assembly comprises a support frame main body, the outer surface of each support frame main body is provided with a hinged seat, the outer surface of each hinged seat is attached to the output end of the lifting assembly, a side vertical plate of each support frame main body is provided with a locking hole, and a positioning bolt is arranged in each locking hole. As the direction-changing moving device for the portal crane, the utility model is preferable, the bottom surface of each supporting frame main body is welded with the wheel axle mounting plate, the outer surface of each wheel axle mounting plate is provided with the universal wheel steering seat, the inner part of each universal wheel steering seat is provided with the universal wheel main body, and the outer surface of each universal wheel steering seat is provided with the pedal type brake pedal. As an preferable direction-changing moving device for the portal crane, the hydraulic auxiliary assembly comprises a hydraulic pipeline, wherein a quick-change connector is fixedly communicated with the outer surface of the hydraulic pipeline, and a manual pump connector is arranged on the side surface of the base. As the direction-changing moving device for the gantry crane, the direction-changing moving device for the gantry crane is preferable, an operation panel is arranged on the outer surface of the equipment box, the outer surface of the equipment box is hung on the outer surface of the gantry crane landing leg, a PLC control module is arranged in the equipment box, and a wireless receiving module is arranged in the equipment box. The beneficial effects of the utility model are as follows: 1. According to the direction-changing moving device for the portal crane, the combined movement of the crane in the X/Y/Z three-axis direction is realized through the synergistic effect of the lifting component and the moving component, wherein the stroke precision of a piston rod of a hydraulic cylinder reaches +/-1 mm, the limitation that the traditional crane can only move in a single track direction is solved by matching with the 360-degree rotation capacity of a universal wheel steering seat, meanwhile, the base adopts the grid design of Q345B steel matched with a reinforcing plate, the integral bending strength is improved by 40%, a stable force transmission path is formed through the