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CN-224212287-U - Long-distance material lifting system of heading machine

CN224212287UCN 224212287 UCN224212287 UCN 224212287UCN-224212287-U

Abstract

The utility model discloses a long-distance material lifting system of a heading machine, which solves the problem of low efficiency of transferring heading machine materials from the tail part of equipment to a host machine area under the working conditions of narrow space, long distance, small turning and large gradient in the prior art. The long-distance material lifting system of the heading machine comprises a crane rail arranged on a trolley, wherein the crane rail is connected to the top of the trolley through a flexible lifting piece, a movable crane is arranged on the crane rail, and the crane rail is formed by hinging a plurality of short-distance rail sections end to end. Compared with the prior art, the utility model adopts the crane rail formed by hinging a plurality of short-distance rail sections end to be matched with the flexible hanging piece to be connected to the top of the trolley, so that the two sections of short-distance rail sections can relatively swing and pitch within a certain range so as to adapt to the working condition when turning slightly and bending longitudinally.

Inventors

  • SONG DEHUA
  • MENG HAO
  • LI KAIKAI
  • Mu Shufeng
  • CHEN WEIMING

Assignees

  • 中铁工程装备集团有限公司

Dates

Publication Date
20260508
Application Date
20250520

Claims (10)

  1. 1. A long-distance material lifting system of a tunneling machine is characterized by comprising a crane rail (1) arranged on a trolley (5), wherein the crane rail (1) is connected to the top of the trolley (5) through a flexible lifting part (2), a movable crane (3) is arranged on the crane rail (1), and the crane rail (1) is formed by hinging a plurality of short-distance rail sections (104) end to end.
  2. 2. The long-distance material lifting system of the heading machine according to claim 1, wherein a vertically arranged hinge shaft (102) is arranged at the bottom of one end of the short-distance track section (104), a limiting plate (103) is arranged at the bottom of the other end of the short-distance track section, and the hinge shaft (102) is in hinged fit with the adjacent limiting plate (103).
  3. 3. The long-distance material lifting system of the heading machine according to claim 2, wherein long-hole lug plates (101) are arranged at the upper parts of two ends of the short-distance track sections (104), and the long-hole lug plates (101) of two adjacent short-distance track sections (104) are corresponding and locked through bolt pieces.
  4. 4. A long-distance material lifting system of a heading machine according to any one of claims 1-3, wherein the flexible lifting part (2) comprises a connecting lug plate (201) and a chain rope (202), the connecting lug plate (201) is fixed to the top of the trolley (5), one end of the chain rope (202) is connected with the connecting lug plate (201), and the other end of the chain rope (202) is provided with a clamping part (203) for connecting with a crane rail (1).
  5. 5. The long-distance material lifting system of the heading machine according to claim 4, wherein the connecting lug plate (201) is connected to the top plate of the trolley (5) through a pin shaft piece, the chain rope (202) is a chain or a steel wire rope, and a locking piece (204) for adjusting the length of the chain or the steel wire rope is arranged on the chain or the steel wire rope.
  6. 6. The long-distance material lifting system of the heading machine, which is characterized in that the movable crane (3) is a pneumatic crane, and a pipeline extension device (4) connected with the pneumatic crane is arranged on a crane track (1).
  7. 7. The long-distance material lifting system of the development machine according to claim 6, wherein the pipeline extension device (4) comprises a towing trolley (401) matched with the crane track (1), an air pipe (402) is arranged on the towing trolley (401), the air inlet end of the air pipe (402) is connected with an external air source, and the air outlet end of the air pipe (402) is connected with an air inlet pipe of the pneumatic crane.
  8. 8. The long-distance material lifting system of the heading machine according to claim 7 is characterized in that the pneumatic crane comprises a pneumatic traction trolley (302) matched with a crane track (1) and provided with a brake (303), and at least one pneumatic hoist (301) is arranged on the pneumatic traction trolley (302).
  9. 9. The long-distance material lifting system of the heading machine, which is characterized in that the movable crane (3) is an electric crane, and the electric crane is matched with a crane track (1).
  10. 10. The long-distance material lifting system of the heading machine, which is characterized in that an inlet convenient for a transport vehicle to enter is formed in the middle of a trolley (5) positioned at the tail end.

Description

Long-distance material lifting system of heading machine Technical Field The utility model relates to the technical field of heading machines, in particular to a material lifting device. Background At present, the full-face tunneling machine working method is widely applied to the fields of highways, railways, diversion, pumping and storage, mines and the like due to the characteristics of high construction efficiency, safety, environmental protection and the like. In the construction process, the method mainly comprises the key working procedures of tunneling, primary support, muck transportation, material transportation and the like, wherein the material transportation efficiency directly restricts the construction efficiency and the cost. In the traditional material transportation design, as disclosed in China patent publication No. CN 105819334A, the lifting device of the tunneling machine and the tunneling machine can realize the transportation of the pipe piece from the pipe piece transport vehicle to the grabbing area of the pipe piece assembling machine, so that the tunneling construction efficiency is improved, but the track form is specific and is not suitable for a narrow tunnel space. The existing material transportation, especially the working conditions of narrow tunnel space, long distance, small turning and large gradient, the conventional marshalling train or rubber-tyred vehicle cannot adapt to the conditions of overlarge gradient or size and cannot enter the TBM equipment, and only manual transportation or relay modes of a plurality of transportation systems can be adopted, so that the efficiency is low, the safety risk is high, the material transportation is long, the machine is required to be stopped for waiting for materials, and the whole tunneling efficiency cannot be ensured. Disclosure of utility model Aiming at the defects in the background technology, the utility model provides a long-distance material lifting system of a tunneling machine, which solves the problem of low efficiency of tunneling machine material transferring from the tail part of equipment to a host machine region under the working conditions of narrow space, long distance, small turning and large gradient in the prior art. The long-distance material lifting system of the tunneling machine is realized by the technical scheme that the long-distance material lifting system of the tunneling machine comprises a crane rail arranged on a trolley, wherein the crane rail is connected to the top of the trolley through a flexible crane, a movable crane is arranged on the crane rail, the crane rail is formed by hinging a plurality of short-distance rail sections end to end, and the crane rail can swing and pitch relatively by matching with the two sections of short-distance rail sections of the flexible crane so as to adapt to working conditions in small turning and longitudinal curves. Further preferably, the one end bottom of short distance track festival is equipped with the articulated shaft of vertical setting, and the other end bottom is equipped with the limiting plate, and articulated shaft and adjacent limiting plate hinge cooperation realize the left and right swinging of two adjacent short distance track festival, are applicable to the regulation of little turning operating mode. Further preferably, the upper parts of the two ends of the short-distance track sections are respectively provided with a long hole lug plate, the long hole lug plates of the two adjacent short-distance track sections are corresponding and locked through bolt pieces, and the bolt pieces are loosened to realize the relative pitching of the two adjacent short-distance track sections, so that the device is suitable for the working condition adjustment of longitudinal curves and large gradients. Further preferably, the flexible hanging piece comprises a connecting lug plate and a chain rope, wherein the connecting lug plate is fixed to the top of the trolley, one end of the chain rope is connected with the connecting lug plate, and the other end of the chain rope is provided with a clamping piece for connecting a crane rail. The flexible hanging piece is mainly used for connecting the short-distance track section with the trolley, can swing left and right up and down, and ensures the self-adaptation of the posture of the crane track when being adaptable to different working conditions. Further preferably, the connecting lug plate is connected to the trolley roof through a pin shaft piece, the chain rope is a chain or a steel wire rope, the chain or the steel wire rope has certain strength and flexibility, a lock catch piece used for adjusting the length of the chain or the steel wire rope is arranged on the chain or the steel wire rope, and the lock catch piece is used for adjusting the up-down distance of the short-distance track section. Further preferably, the movable crane is a pneumatic crane, a pipeline extending device connected with