Fabricated rapid construction platform for bridge and control method therefor

A fabricated rapid construction platform for a bridge, comprising a fixing frame, an upper-layer tubular pile position control structure, a lower-layer tubular pile position control structure, and a console;

• wherein
• the fixing frame comprises a bottom rail platform, supporting posts, a top operation platform, and a plurality of supporting legs;
• the supporting posts are vertically installed at four corners of a top surface of the bottom rail platform, and a middle part of the bottom rail platform is provided with a first through hole, and a diameter of the first through hole is greater than a diameter of a prefabricated tubular pile;
• the top surface of the bottom rail platform is provided with an annular rail, the annular rail surrounds a periphery of the first through hole, and a center of the annular rail is located on a central axis of the first through hole;
• the top operation platform is installed at tops of the supporting posts, a middle part of the top operation platform is provided with a second through hole, a central axis of the second through hole coincides with the central axis of the first through hole, and a diameter of the second through hole is greater than the diameter of the prefabricated tubular pile;
• the plurality of supporting legs are arranged on four corners of the bottom rail platform and are installed on the supporting posts or the bottom rail platform, and bottoms of the plurality of supporting legs are located on a same plane which is parallel to the bottom rail platform and is located directly below the bottom rail platform;
• the upper-layer tubular pile position control structure and the lower-layer tubular pile position control structure are provided between the bottom rail platform and the top operation platform;
• the upper-layer tubular pile position control structure is located right above the lower-layer tubular pile position control structure, and comprises two sub-structures arranged symmetrically about the central axis of the second through hole, and each of the two sub-structures comprises a braking device, a vertical control arm, and a horizontal control arm;
• the braking device comprises a housing, and a vertical jacking cylinder and a horizontal jacking cylinder which are arranged in the housing;
• a pushing direction of the vertical jacking cylinder is parallel to the central axis of the second through hole, and a pushing direction of the horizontal jacking cylinder is perpendicular to the central axis of the second through hole;
• the housing is located outside the second through hole, and a side face of the housing facing the central axis of the second through hole is provided with a vertical chute and a horizontal chute;
• the vertical chute is provided parallel to the central axis of the second through hole, and the vertical control arm is slidingly arranged on the vertical chute;
• a first end of the vertical control arm is connected to the vertical jacking cylinder, and the vertical control arm vertically slides in a length direction of the vertical chute under the action of the vertical jacking cylinder;
• the horizontal chute is provided parallel to the central axis of the second through hole, and the horizontal control arm is slidingly arranged on the horizontal chute;
• a first end of the horizontal control arm is connected to the horizontal jacking cylinder, and the horizontal control arm horizontally slides in a length direction of the horizontal chute under the action of the horizontal jacking cylinder;
• the horizontal control arm and the vertical control arm are both telescopic hydraulic rods;
• a telescoping direction of the horizontal control arm is parallel to a telescoping direction of the vertical control arm;
• and the telescoping directions of both the horizontal control arm and the vertical control arm are perpendicular to slidable directions of both the horizontal chute and the vertical chute;
• telescopic ends of the horizontal control arm and the vertical control arm are both provided with clamping plates, and the clamping plates are provided facing the central axis of the second through hole;
• and
• the lower-layer tubular pile position control structure comprises an annular frame, a revolution driving device, and four lower control arms;
• a plurality of rollers are arranged at a bottom of the annular frame, and the annular frame is slidingly connected to the bottom rail platform in a manner that the rollers are slidingly installed on the annular rail;
• an outer side of the annular frame is provided with toothed structure like arc, and the outer frame is meshed with a driving gear of the revolution driving device through the toothed structure;
• the annular frame is driven by the revolution driving device to rotate around the central axis of the first through hole;
• the revolution driving device comprises the driving gear, a driving shaft and a driving motor;
• the driving gear is horizontally arranged and is installed on a first end of the driving shaft, and a second end of the driving shaft is connected to an output shaft of the driving motor;
• the driving motor is installed on the fixing frame;
• the four lower control arms are uniformly distributed on an inner side of the annular frame;
• each of the lower control arms is a telescopic hydraulic rod, a telescopic direction of which is a radial direction of the first through hole, and a telescopic end of the lower control arm is also provided with a clamping plate;
• and
• the lower control arm, the driving motor, the horizontal control arm, the vertical control arm and the braking device are all connected to a controller of the console.