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CN-224226463-U - Detachable bridge beam body hoisting frame

CN224226463UCN 224226463 UCN224226463 UCN 224226463UCN-224226463-U

Abstract

The utility model relates to the technical field of bridge beam body hoisting equipment, and discloses a detachable bridge beam body hoisting frame which comprises a hollow hoisting block, wherein a linkage winding mechanism is arranged on the inner wall of the hollow hoisting block, the left side and the right side of the hollow hoisting block are respectively communicated with a hollow U-shaped plate, steel cables are respectively arranged on the front side and the rear side of the inner wall of the hollow U-shaped plate, one ends of the two steel cables are respectively fixedly connected with a U-shaped limiting plate, the front side and the rear side of the inner wall of the U-shaped limiting plate are respectively and slidably connected with an extending plate, a clamping hook mechanism is arranged on the inner wall of the extending plate, and steel cables are respectively and fixedly connected with the front side and the rear side of the outer wall of the U-shaped limiting plate. According to the utility model, the servo motor is started to drive the left winding column to rotate, the right winding column synchronously rotates reversely, the separation disc ensures that the steel cable is not wound, the rotating column of the wire arrangement assembly is meshed with the helical gear, and the sliding block guides the steel cable to be orderly arranged, so that the orderly pulling-out of the steel cable is realized.

Inventors

  • SUN ZHIQIANG

Assignees

  • 南京良田吊装有限公司

Dates

Publication Date
20260512
Application Date
20250625

Claims (8)

  1. 1. The detachable bridge girder body lifting frame comprises a hollow lifting block (1) and is characterized in that a linkage winding mechanism (2) is arranged on the inner wall of the hollow lifting block (1), hollow U-shaped plates (4) are communicated with the left side and the right side of the hollow lifting block (1), steel cables (10) are arranged on the front side and the rear side of the inner wall of the hollow U-shaped plates (4), U-shaped limiting plates (5) are fixedly connected to one ends of the steel cables (10) at the front side and the rear side, extension plates (6) are slidably connected to the front side and the rear side of the inner wall of the U-shaped limiting plates (5), steel cables (10) are fixedly connected to the front side and the rear side of the outer wall of the extension plates (6), locking components (7) are arranged on the front side and the rear side of the outer wall of the extension plates (6); Linkage rolling mechanism (2) are including two rolling posts (201), two the front and back end of rolling post (201) rotates respectively and is connected in the inner wall middle part left and right sides of hollow hanging brick (1), outer wall middle part fixedly connected with separation dish (202) of rolling post (201), the front side fixedly connected with servo motor (203) of hollow hanging brick (1), the output of servo motor (203) runs through the front side of hollow hanging brick (1) and with left side the front end fixed connection of rolling post (201), all fixedly connected with helical gear (204) of outer wall front and back end of rolling post (201), the inner wall left and right sides of hollow hanging brick (1) all is provided with reason line subassembly (205).
  2. 2. The detachable bridge girder body hoisting frame of claim 1, wherein the clamping hook mechanism (3) comprises a plurality of connecting ropes (301), the outer walls of the connecting ropes (301) are respectively and fixedly connected to the inner walls corresponding to the extending plates (6), hole plates (302) are fixedly connected to the bottom ends of the connecting ropes (301), a plurality of limiting rods (303) are arranged on the inner walls of the hole plates (302), semi-conical blocks (304) are arranged on the left side and the right side of the outer walls of the limiting rods (303), connecting discs (305) are fixedly connected to the bottom ends of the limiting rods (303), and connecting hooks (306) are rotatably connected to the bottom ends of the connecting discs (305).
  3. 3. The detachable bridge girder body hoisting frame of claim 1, wherein the wire arranging assembly (205) comprises two rotary columns (2051), the front ends and the rear ends of the two rotary columns (2051) are respectively connected with the left side and the right side of the inner wall of the hollow hoisting block (1) in a rotating mode, the front ends and the rear ends of the outer walls of the rotary columns (2051) are fixedly connected with linkage gears (2052), reciprocating thread grooves (2053) are formed in the front sides and the rear sides of the outer walls of the rotary columns (2051), sliding blocks (2054) are connected with the outer wall threads of the reciprocating thread grooves (2053), and threading holes (2055) are formed in the outer walls of the sliding blocks (2054).
  4. 4. The detachable bridge girder body hoisting frame of claim 1, wherein the locking assembly (7) comprises a plurality of hollow blocks (701), the bottom ends of the hollow blocks (701) are arranged on the front side and the rear side of the top of the U-shaped limiting plate (5), a threaded rod (702) is fixedly connected to the bottom end of the hollow block (701), a clamping block (703) is fixedly connected to the left side of the bottom end of the hollow block (701), a clamping base plate (704) is arranged on the outer wall of the threaded rod (702), a nut (705) is connected to the bottom end of the outer wall of the threaded rod (702) in a threaded mode, and clamping grooves (706) are formed in the front side and the rear side of the top of the U-shaped limiting plate (5).
  5. 5. The detachable bridge girder body hoisting frame of claim 1, wherein the clamping component (8) comprises an electric telescopic rod (801), the front end of the electric telescopic rod (801) is fixedly connected to the middle part of the front side of the inner wall of the hollow hoisting block (1), one end of the electric telescopic rod (801) is fixedly connected with a clamping plate (802), and the outer wall of the separation plate (202) is fixedly connected with a clamping toothed ring (803).
  6. 6. The detachable bridge girder body hoisting frame of claim 3, wherein a hanging ring (9) is rotatably connected to the middle part of the top end of the hollow hoisting block (1), and the outer wall of the rotary column (2051) is meshed with the outer wall of the helical gear (204).
  7. 7. The detachable bridge girder body hoisting frame according to claim 1, wherein the upper side and the lower side of the extending plate (6) are fixedly connected with sliding rails (11), and the outer walls of the two sliding rails (11) are in sliding connection with the inner wall of the U-shaped limiting plate (5).
  8. 8. The detachable bridge girder body hoisting frame of claim 2, wherein the outer wall of the semi-conical block (304) is clamped with the inner wall of the hole plate (302), and the tooth slot of the inner wall of the semi-conical block (304) is consistent with the outer wall of the limiting rod (303).

Description

Detachable bridge beam body hoisting frame Technical Field The utility model relates to the technical field of bridge beam body hoisting equipment, in particular to a detachable bridge beam body hoisting frame. Background In bridge construction, the detachable bridge girder body hoisting frame is used as key construction equipment, can be flexibly assembled and disassembled according to engineering requirements, effectively improves construction efficiency, reduces transportation and storage cost, is widely applied to girder body hoisting operations of roads and railway bridges, allows quick deployment on different construction sites through modular design, realizes convenient transportation of the large-scale hoisting frame through a splitting structure, and greatly meets construction requirements of construction diversification and high efficiency of modern bridges. The early detachable bridge girder body hoisting frame adopts a single winding wheel structure and a simple manual locking device, when the bridge with different sizes is hoisted, operators need to manually and respectively adjust the lengths of steel cables at all hoisting points, the mode is time-consuming and labor-consuming, and is difficult to accurately control the lengths of all steel cables to be consistent, the bridge can incline in the hoisting process, a large potential safety hazard exists, along with the technical development, the existing hoisting frame is provided with a double winding wheel or multi-winding wheel independent driving system, and an electronic distance measuring device is equipped for assisting in adjusting the lengths of the steel cables, the operation efficiency and the accuracy are improved to a certain extent, however, the existing device still has the limitation that the independent driving winding wheel system can calibrate the lengths through electronic distance measurement, but in a complex construction environment, electronic equipment is easy to be interfered, so that calibration errors are caused, and meanwhile, when the bridge is in face of emergency working conditions or quick adjustment demands, the inclination of the bridge can still occur in the hoisting moment due to the fact that the pull-out speeds and the lengths of all angle steel cables are inconsistent, and the hoisting stability and the construction safety are affected. Disclosure of utility model In order to make up for the defects, the utility model provides a detachable bridge girder body hoisting frame, which aims to solve the problem that the pulling-out speed and the length of steel cables at all angles are inconsistent when the requirements of emergency working conditions or rapid adjustment are met in the prior art. In order to achieve the purpose, the detachable bridge girder body lifting frame comprises a hollow lifting block, wherein a linkage winding mechanism is arranged on the inner wall of the hollow lifting block, steel cables are respectively communicated with the left side and the right side of the hollow lifting block, a U-shaped limiting plate is fixedly connected to one end of each steel cable on the front side and the rear side of the inner wall of the hollow U-shaped plate, an extending plate is respectively and slidably connected to the front side and the rear side of the inner wall of the U-shaped limiting plate, a clamping hook mechanism is arranged on the inner wall of the extending plate, steel cables are respectively and fixedly connected to the front side and the rear side of the outer wall of the U-shaped limiting plate, a clamping assembly is arranged on the front side of the inner wall of the hollow lifting block, and locking assemblies are respectively arranged on the front side and the rear side of the outer wall of the extending plate; the linkage winding mechanism comprises two winding columns, the front end and the rear end of each winding column are respectively connected with the left side and the right side of the middle part of the inner wall of the hollow hanging block in a rotating mode, a separation disc is fixedly connected with the middle part of the outer wall of each winding column, a servo motor is fixedly connected with the front side of the hollow hanging block, the output end of the servo motor penetrates through the front side of the hollow hanging block and is fixedly connected with the left side of the front end of each winding column, helical gears are fixedly connected with the front end and the rear end of the outer wall of each winding column, and wire arranging assemblies are arranged on the left side and the right side of the inner wall of each hollow hanging block. As a further description of the above technical solution: The clamping hook mechanism comprises a plurality of connecting ropes, the outer walls of the connecting ropes are respectively and fixedly connected with the inner walls corresponding to the extending plates, hole plates are fixedly connected to the bottom en