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CN-224199789-U - Bridge fabrication machine

CN224199789UCN 224199789 UCN224199789 UCN 224199789UCN-224199789-U

Abstract

The utility model discloses a bridge fabrication machine, which comprises a main beam, a driving wheel supporting device and a stabilizing device, wherein the driving wheel supporting device is connected with the main beam, the stabilizing device comprises a cross beam and two reverse hooking beams connected at two ends of the cross beam, the reverse hooking beams comprise a connecting beam body and a contact wheel body, the connecting beam body is of an L-shaped structure, the connecting beam body comprises a first section and a second section which are mutually connected, one end of the first section, which is far away from the second section, is connected with the cross beam, the contact wheel body comprises a mounting block, a connecting block, a bending base block and a plurality of rotating wheels, the mounting block is rotatably mounted on the second section, two ends of the connecting block are respectively connected with the bending base block and the mounting block, the bending base block bends towards the direction deviating from the box beam, the bending direction of the bending base block is positioned on the same plane as the transverse direction of the box beam, and the rotating wheels are rotatably mounted on the top surface of the bending base block, which is far away from the connecting block. The utility model can effectively avoid the problems of jamming, deviation, jamming and the like possibly occurring in the prior art.

Inventors

  • Peng Binyu
  • PENG BINXIN
  • HU YAN
  • MING XINGFU

Assignees

  • 四川科斗文智能装备有限公司

Dates

Publication Date
20260505
Application Date
20250527

Claims (8)

  1. 1. The bridge fabrication machine comprises a main beam (101), a driving wheel supporting device (102) and a stabilizing device (103), wherein the driving wheel supporting device (102) is connected with the main beam (101), the driving wheel supporting device (102) is used for moving on a box beam (200) along the longitudinal extension direction of a bridge so as to enable the main beam (101) to move along the longitudinal extension direction of the box beam (200), the stabilizing device (103) comprises a cross beam (1) and two reverse hooking beams (2) connected at two ends of the cross beam (1), The anti-cantilever beam (2) comprises a connecting beam body (21) and a contact wheel body (22), the connecting beam body (21) is of an L-shaped structure, the connecting beam body (21) comprises a first section (211) and a second section (212) which are connected with each other, the first section (211) is far away from one end of the second section (212) and is connected with the cross beam (1), the second section (212) is used for being arranged below a cantilever arm (201) of a box beam (200), the contact wheel body (22) comprises a mounting block (221), a connecting block (222), a bending base block (223) and a plurality of rotating wheels (224), the mounting block (221) is rotatably mounted on the second section (212), two ends of the connecting block (222) are respectively connected with the bending base block (223) and the mounting block (221), the bending base block (223) is bent towards the direction deviating from the box beam (200), the bending direction of the bending base block (223) and the bending base block (223) are located on the same plane as the bending base beam (200), and the bending base block (223) can be mounted on the surface of the same rotating wheel (224).
  2. 2. A bridge fabrication machine according to claim 1, wherein the top surface of the second section (212) is recessed inwards to form a receiving groove (2121), the receiving groove (2121) comprises a bottom wall (2121 a), two vertical side walls (2121 b) arranged opposite each other and two inclined side walls (2121 c) arranged opposite each other, the bottom wall (2121 a), the vertical side walls (2121 b) and the inclined side walls (2121 c) jointly enclose a receiving groove (2121) for rotatably mounting the mounting block (221), the two inclined side walls (2121 c) are arranged opposite each other in the extending direction of the bending base block (223), and the mounting block (221) is configured to be rotatable between the two inclined side walls (2121 c).
  3. 3. A bridge fabrication machine according to claim 2, wherein the angle a between two of said inclined side walls (2121 c) is such that 60 ° or more a or less than 90 °.
  4. 4. A bridge fabrication machine according to claim 2, wherein the contact wheel body (22) further comprises a locking bolt (225), a first locking through hole (2122) is formed on a side surface of the second section (212), the first locking through hole (2122) is communicated with the accommodating groove body (2121), a second locking through hole (2211) corresponding to the first locking through hole (2122) is formed on the mounting block (221), and the locking bolt (225) is used for penetrating the first locking through hole (2122) and the second locking through hole (2211) so that the mounting block (221) is rotatably mounted in the accommodating groove body (2121).
  5. 5. A bridge fabrication machine according to claim 4, wherein the number of connection blocks (222) is several, one end of the number of connection blocks (222) is connected to the bending base block (223), the other end of the number of connection blocks (222) is connected to the mounting block (221), and the number of connection blocks (222) is arranged at intervals along the circumference of the second locking through hole (2211).
  6. 6. A bridge fabrication machine according to claim 5, wherein a plurality of said rotating wheels (224) are arranged on said curved base block (223) at intervals along the circumferential direction of said second locking through hole (2211), and each of said connecting blocks (222) is arranged between every two adjacent rotating wheels (224) correspondingly.
  7. 7. The bridge fabrication machine according to claim 1, wherein the curved base blocks (223) are formed in an arc-like structure, and the central angle α corresponding to the curved base blocks (223) satisfies 60 ° - α -180 °.
  8. 8. A bridge fabrication machine according to claim 7, wherein the central angle β corresponding to each adjacent two rotating wheels (224) arranged on the curved base block (223) satisfies β being equal to or less than 15 °.

Description

Bridge fabrication machine Technical Field The utility model relates to the technical field of bridge building machinery, in particular to a bridge building machine. Background In the bridge construction field, the bottom surface of the cantilever arm of the box girder (i.e. the lower surface where the cantilever arm is connected with the box girder web) is set to be arc-shaped based on the consideration of optimizing stress distribution and improving structural rigidity. In the prior art, the chinese patent document with the bulletin number CN114673098B discloses a self-propelled cantilever bridge fabrication machine, which can effectively avoid the repeated installation and disassembly processes of the walking beam anchoring steel bar, and can realize autonomous walking, thereby improving the automation degree and the safety. However, when the hook wheel is applied to the cantilever arm with the arc bottom surface, the hook wheel cannot stably walk on the arc bottom surface of the cantilever arm, and the problems of jamming, deviation and the like may occur, and even the problem of jamming may occur. Disclosure of utility model The utility model aims to provide a bridge fabrication machine, which is used for solving the problems that in the prior art, a rear hook wheel cannot stably walk on the arc bottom surface of a cantilever arm, and the problems of jamming, deviation, jamming and the like can occur. The utility model is realized by the following technical scheme: The bridge fabrication machine comprises a main beam, a driving wheel supporting device and a stabilizing device, wherein the driving wheel supporting device is connected with the main beam, and is used for moving on a box beam along the longitudinal extension direction of the bridge so as to enable the main beam to move along the longitudinal extension direction of the box beam, the stabilizing device comprises a cross beam and two reverse hooking beams connected at two ends of the cross beam, The anti-roof beam that colludes includes the tie beam body and contacts the wheel body, connect Liang Tixing become L shape structure, the tie beam body includes interconnect's first section and second section, first section keep away from the one end of second section with the crossbeam is connected, the second section is used for setting up in the cantilever arm below of case roof beam, contact the wheel body and include installation piece, connecting block, crooked base piece and a plurality of rotation wheel, the installation piece is rotationally installed on the second section, the both ends of connecting block respectively with crooked base piece with the installation piece is connected, crooked base piece orientation deviates from the direction of case roof beam crooked just crooked base piece the crooked direction with the transverse direction of case roof beam is located the coplanar, a plurality of rotation wheel is rotationally installed crooked base piece is kept away from on the top surface of connecting block, rotation wheel be used for with the lower surface contact of cantilever arm. In an embodiment of the present utility model, the top surface of the second section is recessed inward to form a receiving groove body, the receiving groove body includes a bottom wall, two vertical side walls disposed opposite to each other, and two inclined side walls disposed opposite to each other, the bottom wall, the vertical side walls, and the inclined side walls jointly enclose to form a receiving groove body for rotatably mounting the mounting block, the two inclined side walls are disposed opposite to each other along an extending direction of the bending base block, and the mounting block is configured to be rotatable between the two inclined side walls. In one embodiment of the utility model, the angle A between two of the inclined side walls is 60 DEG A90 deg. In an embodiment of the present utility model, the contact wheel body further includes a locking bolt, a first locking through hole is formed on a side surface of the second section, the first locking through hole is communicated with the accommodating groove body, a second locking through hole corresponding to the first locking through hole is formed on the mounting block, and the locking bolt is used for penetrating the first locking through hole and the second locking through hole, so that the mounting block is rotatably mounted in the accommodating groove body. In an embodiment of the present utility model, the number of the connection blocks is several, one ends of the connection blocks are connected with the bending base block, the other ends of the connection blocks are connected with the mounting block, and the connection blocks are arranged at intervals along the circumferential direction of the second locking through hole. In an embodiment of the present utility model, a plurality of the rotating wheels are disposed on the curved base block at intervals along a circumferent